The document provides instructions for removing and installing a flywheel on a C7.1 engine. To remove the flywheel, bolts must first be removed from the flywheel using guide studs for support. The flywheel can then be lifted off using a suitable lifting device. When installing the flywheel, guide studs are again used to support the flywheel as bolts are reinstalled and tightened to the specified torque. The condition of the flywheel and ring gear is also checked during removal and installation.
Caterpillar cat 329 d2 and 329d2l excavator (prefix thw) service repair manua...fujsjefjkskekmem
ย
The document provides instructions for removing and installing a flywheel on a C7.1 engine used in 329D2 and 329D2L excavators. The flywheel removal procedure involves removing mounting bolts using guide studs for support, then inspecting the flywheel and ring gear. The flywheel installation procedure specifies cleaning and heating the ring gear, positioning the flywheel using guide studs and lifting devices, and tightening mounting bolts to the specified torque. A separate section provides instructions for removing the crankshaft rear seal, which involves using a Torx socket to remove mounting screws and discarding the sealed assembly.
Caterpillar cat 329 d2 and 329d2l excavator (prefix thw) service repair manua...fjseazqkkdmmem
ย
The document provides instructions for removing and installing a flywheel on a C7.1 engine used in 329D2 and 329D2L excavators. The flywheel removal procedure involves removing mounting bolts using guide studs for support, then inspecting the flywheel and ring gear. The flywheel installation procedure specifies cleaning and heating the ring gear, positioning the flywheel using guide studs and lifting devices, and tightening mounting bolts to the specified torque. A separate section provides instructions for removing the crankshaft rear seal, which involves using a Torx socket to remove mounting screws and discarding the sealed assembly.
Caterpillar cat 329 d2 and 329d2l excavator (prefix thw) service repair manua...udjfjjsekekkem
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The document provides instructions for removing and installing a flywheel on a C7.1 engine used in 329D2 and 329D2L excavators. The flywheel removal procedure involves removing mounting bolts using guide studs for support, then inspecting the flywheel and ring gear. The flywheel installation procedure specifies cleaning and heating the ring gear, positioning the flywheel using guide studs and lifting devices, and tightening mounting bolts to the specified torque. A separate section provides instructions for removing the crankshaft rear seal, which involves using a Torx socket to remove mounting screws and discarding the sealed assembly.
Caterpillar cat 329 d2 and 329d2l excavator (prefix thw) service repair manua...fhjskelsefksmem
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The document provides instructions for removing and installing a flywheel on a C7.1 engine used in 329D2 and 329D2L excavators. The flywheel removal procedure involves removing mounting bolts using guide studs for support, then inspecting the flywheel and ring gear. The flywheel installation procedure specifies cleaning and heating the ring gear, positioning the flywheel using guide studs and lifting devices, and tightening mounting bolts to the specified torque. A separate section provides instructions for removing the crankshaft rear seal, which involves using a Torx socket to remove mounting screws and discarding the sealed assembly.
Caterpillar Cat 329D2 and 329D2L Excavator (Prefix THW) Service Repair Manual...guantuanyan91
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This document provides instructions for removing and installing a flywheel on a C7.1 engine. It describes the required tools and gives step-by-step instructions for removing the flywheel, which include removing mounting bolts, installing guide studs, and lifting the flywheel off. Instructions are also provided for inspecting, removing, and reinstalling the flywheel ring gear. The installation process is described in reverse.
Caterpillar Cat 329D2 and 329D2L Excavator (Prefix THW) Service Repair Manual...xie25190
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The document provides instructions for removing and installing a flywheel on a C7.1 engine. It describes removing bolts and installing guide studs to support the flywheel during removal. Instructions are given to inspect the flywheel and ring gear for wear or damage. The procedure also covers installing the flywheel using a lifting device and guide studs, and tightening bolts to the specified torque.
Caterpillar Cat 329D2 and 329D2L Excavator (Prefix THW) Service Repair Manual...bcakvdrx0
ย
The document provides instructions for removing and installing a flywheel on an excavator engine. It describes the required tools and gives a step-by-step process that includes removing bolts, using guide studs to support the flywheel, inspecting components, and torquing bolts when installing the flywheel. Safety notices are provided to keep parts clean and wear protective gloves when handling heated parts.
Caterpillar Cat 329D2 and 329D2L Excavator (Prefix THW) Service Repair Manual...yiwen345531857
ย
The document provides instructions for removing and installing a flywheel on an excavator engine. It describes the required tools and gives a step-by-step process that includes removing bolts, using guide studs to support the flywheel, inspecting components, and torquing bolts when installing the flywheel. Safety notices are provided to keep parts clean and wear protective gloves when handling heated parts.
Caterpillar cat 329 d2 and 329d2l excavator (prefix thw) service repair manua...fujsjefjkskekmem
ย
The document provides instructions for removing and installing a flywheel on a C7.1 engine used in 329D2 and 329D2L excavators. The flywheel removal procedure involves removing mounting bolts using guide studs for support, then inspecting the flywheel and ring gear. The flywheel installation procedure specifies cleaning and heating the ring gear, positioning the flywheel using guide studs and lifting devices, and tightening mounting bolts to the specified torque. A separate section provides instructions for removing the crankshaft rear seal, which involves using a Torx socket to remove mounting screws and discarding the sealed assembly.
Caterpillar cat 329 d2 and 329d2l excavator (prefix thw) service repair manua...fjseazqkkdmmem
ย
The document provides instructions for removing and installing a flywheel on a C7.1 engine used in 329D2 and 329D2L excavators. The flywheel removal procedure involves removing mounting bolts using guide studs for support, then inspecting the flywheel and ring gear. The flywheel installation procedure specifies cleaning and heating the ring gear, positioning the flywheel using guide studs and lifting devices, and tightening mounting bolts to the specified torque. A separate section provides instructions for removing the crankshaft rear seal, which involves using a Torx socket to remove mounting screws and discarding the sealed assembly.
Caterpillar cat 329 d2 and 329d2l excavator (prefix thw) service repair manua...udjfjjsekekkem
ย
The document provides instructions for removing and installing a flywheel on a C7.1 engine used in 329D2 and 329D2L excavators. The flywheel removal procedure involves removing mounting bolts using guide studs for support, then inspecting the flywheel and ring gear. The flywheel installation procedure specifies cleaning and heating the ring gear, positioning the flywheel using guide studs and lifting devices, and tightening mounting bolts to the specified torque. A separate section provides instructions for removing the crankshaft rear seal, which involves using a Torx socket to remove mounting screws and discarding the sealed assembly.
Caterpillar cat 329 d2 and 329d2l excavator (prefix thw) service repair manua...fhjskelsefksmem
ย
The document provides instructions for removing and installing a flywheel on a C7.1 engine used in 329D2 and 329D2L excavators. The flywheel removal procedure involves removing mounting bolts using guide studs for support, then inspecting the flywheel and ring gear. The flywheel installation procedure specifies cleaning and heating the ring gear, positioning the flywheel using guide studs and lifting devices, and tightening mounting bolts to the specified torque. A separate section provides instructions for removing the crankshaft rear seal, which involves using a Torx socket to remove mounting screws and discarding the sealed assembly.
Caterpillar Cat 329D2 and 329D2L Excavator (Prefix THW) Service Repair Manual...guantuanyan91
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This document provides instructions for removing and installing a flywheel on a C7.1 engine. It describes the required tools and gives step-by-step instructions for removing the flywheel, which include removing mounting bolts, installing guide studs, and lifting the flywheel off. Instructions are also provided for inspecting, removing, and reinstalling the flywheel ring gear. The installation process is described in reverse.
Caterpillar Cat 329D2 and 329D2L Excavator (Prefix THW) Service Repair Manual...xie25190
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The document provides instructions for removing and installing a flywheel on a C7.1 engine. It describes removing bolts and installing guide studs to support the flywheel during removal. Instructions are given to inspect the flywheel and ring gear for wear or damage. The procedure also covers installing the flywheel using a lifting device and guide studs, and tightening bolts to the specified torque.
Caterpillar Cat 329D2 and 329D2L Excavator (Prefix THW) Service Repair Manual...bcakvdrx0
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The document provides instructions for removing and installing a flywheel on an excavator engine. It describes the required tools and gives a step-by-step process that includes removing bolts, using guide studs to support the flywheel, inspecting components, and torquing bolts when installing the flywheel. Safety notices are provided to keep parts clean and wear protective gloves when handling heated parts.
Caterpillar Cat 329D2 and 329D2L Excavator (Prefix THW) Service Repair Manual...yiwen345531857
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The document provides instructions for removing and installing a flywheel on an excavator engine. It describes the required tools and gives a step-by-step process that includes removing bolts, using guide studs to support the flywheel, inspecting components, and torquing bolts when installing the flywheel. Safety notices are provided to keep parts clean and wear protective gloves when handling heated parts.
Caterpillar Cat 329D2 and 329D2L Excavator (Prefix THW) Service Repair Manual...pyi53215801
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The document provides instructions for removing and installing a flywheel on a C7.1 engine. It describes removing bolts and installing guide studs to support the flywheel during removal. Instructions are given to inspect the flywheel and ring gear for wear or damage. The procedure also covers installing the flywheel using a lifting device and guide studs, and tightening bolts to the specified torque.
The document provides instructions for removing and installing a flywheel on a C7.1 engine that powers a 323 excavator. The removal procedure involves using guide studs and a lifting device to support the flywheel while removing bolts. The flywheel and ring gear should be inspected for wear and damage. To install the flywheel, guide studs and a lifting device are used to position the flywheel onto the crankshaft before installing and tightening the bolts. Proper orientation of the ring gear and checking flywheel runout are also covered.
The document provides instructions for removing and installing a flywheel on a C7.1 engine that powers a 323 excavator. The removal procedure involves using guide studs and a lifting device to support the flywheel while removing bolts. The flywheel and ring gear should be inspected for wear and damage. To install the flywheel, guide studs and a lifting device are used to position the flywheel onto the crankshaft before installing and tightening the bolts. Proper orientation of the ring gear teeth is important.
1. The document provides instructions for removing and installing the flywheel and crankshaft rear seal on a C7.1 engine that powers a 323 excavator.
2. To remove the flywheel, bolts must first be removed and guide studs installed before lifting the flywheel off using a lifting device. The ring gear can then be removed from the flywheel if needed.
3. To install the flywheel, the ring gear is first installed on the flywheel if it was removed, then the flywheel is positioned on guide studs and bolts are tightened while preventing rotation.
4. To remove the crankshaft rear seal, the flywheel housing is first removed and then
1. The document provides instructions for removing and installing the flywheel and crankshaft rear seal on a Caterpillar C7.1 engine.
2. To remove the flywheel, bolts must be removed and guide studs installed before lifting the flywheel off using a lifting device. The flywheel ring gear can then be removed by heating and pressing it off.
3. To install the flywheel, the ring gear is heated and pressed on if removed. The flywheel is then lifted onto guide studs and bolts are tightened.
4. To remove the crankshaft rear seal, Torx screws must be removed using a socket, allowing the sealed assembly to be taken
1) The document provides instructions for removing and installing a flywheel from a C7.1 engine that powers a 323 excavator.
2) To remove the flywheel, bolts must first be removed and guide studs installed to support the flywheel. Lifting equipment is then used to lift the flywheel off the engine.
3) Flywheel installation involves positioning the flywheel over guide studs using lifting equipment, then installing and tightening bolts to specifications while preventing rotation.
1) The document provides instructions for removing and installing a flywheel from a C7.1 engine that powers a 323 excavator.
2) To remove the flywheel, bolts must first be removed and guide studs installed to support the flywheel. Lifting equipment is then used to lift the flywheel off while inspecting components for wear or damage.
3) Flywheel installation requires cleaning and lifting the flywheel into place using guide studs. Bolts are tightened to the specified torque and the flywheel is inspected for proper runout.
1. The document provides instructions for removing and installing the flywheel and crankshaft rear seal on a C7.1 engine that powers a 323 excavator.
2. To remove the flywheel, bolts must first be removed and guide studs installed before lifting the flywheel off using a lifting device. The ring gear can then be removed by heating and pressing it off.
3. Flywheel installation requires cleaning and inspecting components, heating and pressing the ring gear if replaced, and torquing bolts with the flywheel secured to prevent rotation.
4. Crankshaft rear seal removal requires removing screws using a Torx socket after removing the flywheel housing. The sealed assembly
1. The document provides instructions for removing and installing the flywheel and crankshaft rear seal on a C7.1 engine that powers a 323 excavator.
2. To remove the flywheel, bolts must first be removed and guide studs installed before lifting the flywheel off using a lifting device. The ring gear can then be removed by heating and pressing it off.
3. Flywheel installation requires cleaning and inspecting components, heating and pressing the ring gear if replaced, lifting the flywheel onto guide studs, and torquing bolts to specification.
4. Removal of the crankshaft rear seal involves removing screws using a Torx socket. The seal assembly
1. The document provides instructions for removing and installing the flywheel and crankshaft rear seal on a C7.1 engine that powers a 323 excavator.
2. To remove the flywheel, bolts must first be removed and guide studs installed before lifting the flywheel off using a lifting device. The ring gear can then be removed by heating and hammering.
3. To install the flywheel, the ring gear is heated and pressed on if removed, then the flywheel is lifted on using guide studs and bolts are torqued to specification.
4. To remove the crankshaft rear seal, the flywheel housing is first removed and then torx screws
1) The document provides instructions for removing and installing a flywheel from a C7.1 engine that powers a 323 excavator.
2) To remove the flywheel, bolts must first be removed and guide studs installed to support the flywheel. Lifting equipment is then used to lift the flywheel off while inspecting components for wear or damage.
3) Flywheel installation requires cleaning and lifting the flywheel into place using guide studs. Bolts are tightened to the specified torque and the flywheel is inspected for proper runout.
1. The document provides instructions for removing and installing the flywheel and crankshaft rear seal on a C7.1 engine that powers a 323 excavator.
2. To remove the flywheel, bolts must first be removed and guide studs installed before lifting the flywheel off using a lifting device. The ring gear can then be removed by heating and pressing it off.
3. Flywheel installation requires cleaning and inspecting components, heating and pressing the ring gear if replaced, lifting the flywheel onto guide studs, and torquing bolts to specification.
4. Removal of the crankshaft rear seal involves removing screws using a Torx socket. The seal assembly
1. The document provides instructions for removing and installing the flywheel and crankshaft rear seal on a C7.1 engine that powers a 323 excavator.
2. To remove the flywheel, bolts must first be removed and guide studs installed before lifting the flywheel off using a lifting device. The ring gear can then be removed by heating and pressing it off.
3. Flywheel installation requires cleaning and inspecting components, heating and pressing the ring gear if replaced, and torquing bolts with the flywheel secured to prevent rotation.
4. Crankshaft rear seal removal requires removing screws using a Torx socket after removing the flywheel housing. The sealed assembly
1. The document provides instructions for removing and installing the flywheel and crankshaft rear seal of a C7.1 engine that powers a 323 excavator.
2. To remove the flywheel, bolts must first be removed and guide studs installed before lifting the flywheel off using a lifting device. The ring gear can then be removed from the flywheel if needed.
3. To install the flywheel, the ring gear is first attached if removed, then the flywheel is placed onto guide studs and bolts are tightened while preventing rotation.
4. To remove the crankshaft rear seal, the flywheel housing is first removed, then Torx screws are removed
1. The document provides instructions for removing and installing the flywheel and crankshaft rear seal of a C7.1 engine that powers a 323 excavator.
2. To remove the flywheel, bolts must be removed and guide studs installed before lifting the flywheel off using a lifting device. The ring gear can then be removed from the flywheel if needed.
3. To install the flywheel, the ring gear is heated and pressed onto the flywheel if removed previously. The flywheel is then positioned using guide studs and bolts are tightened to the specified torque.
4. To remove the crankshaft rear seal, torx screws must be removed using a socket
1. The document provides instructions for removing and installing the flywheel and crankshaft rear seal on a Caterpillar 323 excavator with a C7.1 engine.
2. To remove the flywheel, bolts must first be removed and guide studs installed before lifting the flywheel off using a lifting device. The flywheel ring gear can then be removed by heating and punching.
3. Flywheel installation requires cleaning, installing the ring gear by heating and pressing it on, checking the rear seal for leaks, lifting the flywheel onto guide studs and torquing the bolts.
JCB 535-67 Telescopic Handler Service Repair Manual SN 572775.pdfudjkskmdm4e
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This document provides safety precautions for maintenance and repair of a crawler loader. It outlines general safety rules including wearing protective equipment, using the correct tools, blocking moving parts, and stopping the engine before performing maintenance. Specific cautions are given for working on hydraulic units, removing piping, and handling seals. Tightening torques are also addressed. Maintainers should carefully follow these safety guidelines to avoid injury when servicing the machine.
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This service manual provides information on routine maintenance procedures for a JCB 4DX backhoe loader, including:
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2. Procedures for cleaning the pre-cleaner and replacing the engine air filter elements.
3. Checking engine oil levels and changing the engine oil and filter.
4. Inspecting and adjusting tension on the fan belt as needed.
5. Additional sections cover coolant types, engine preservation when idle, oiling control levers, and other maintenance tasks.
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Caterpillar Cat 329D2 and 329D2L Excavator (Prefix THW) Service Repair Manual...pyi53215801
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The document provides instructions for removing and installing a flywheel on a C7.1 engine. It describes removing bolts and installing guide studs to support the flywheel during removal. Instructions are given to inspect the flywheel and ring gear for wear or damage. The procedure also covers installing the flywheel using a lifting device and guide studs, and tightening bolts to the specified torque.
The document provides instructions for removing and installing a flywheel on a C7.1 engine that powers a 323 excavator. The removal procedure involves using guide studs and a lifting device to support the flywheel while removing bolts. The flywheel and ring gear should be inspected for wear and damage. To install the flywheel, guide studs and a lifting device are used to position the flywheel onto the crankshaft before installing and tightening the bolts. Proper orientation of the ring gear and checking flywheel runout are also covered.
The document provides instructions for removing and installing a flywheel on a C7.1 engine that powers a 323 excavator. The removal procedure involves using guide studs and a lifting device to support the flywheel while removing bolts. The flywheel and ring gear should be inspected for wear and damage. To install the flywheel, guide studs and a lifting device are used to position the flywheel onto the crankshaft before installing and tightening the bolts. Proper orientation of the ring gear teeth is important.
1. The document provides instructions for removing and installing the flywheel and crankshaft rear seal on a C7.1 engine that powers a 323 excavator.
2. To remove the flywheel, bolts must first be removed and guide studs installed before lifting the flywheel off using a lifting device. The ring gear can then be removed from the flywheel if needed.
3. To install the flywheel, the ring gear is first installed on the flywheel if it was removed, then the flywheel is positioned on guide studs and bolts are tightened while preventing rotation.
4. To remove the crankshaft rear seal, the flywheel housing is first removed and then
1. The document provides instructions for removing and installing the flywheel and crankshaft rear seal on a Caterpillar C7.1 engine.
2. To remove the flywheel, bolts must be removed and guide studs installed before lifting the flywheel off using a lifting device. The flywheel ring gear can then be removed by heating and pressing it off.
3. To install the flywheel, the ring gear is heated and pressed on if removed. The flywheel is then lifted onto guide studs and bolts are tightened.
4. To remove the crankshaft rear seal, Torx screws must be removed using a socket, allowing the sealed assembly to be taken
1) The document provides instructions for removing and installing a flywheel from a C7.1 engine that powers a 323 excavator.
2) To remove the flywheel, bolts must first be removed and guide studs installed to support the flywheel. Lifting equipment is then used to lift the flywheel off the engine.
3) Flywheel installation involves positioning the flywheel over guide studs using lifting equipment, then installing and tightening bolts to specifications while preventing rotation.
1) The document provides instructions for removing and installing a flywheel from a C7.1 engine that powers a 323 excavator.
2) To remove the flywheel, bolts must first be removed and guide studs installed to support the flywheel. Lifting equipment is then used to lift the flywheel off while inspecting components for wear or damage.
3) Flywheel installation requires cleaning and lifting the flywheel into place using guide studs. Bolts are tightened to the specified torque and the flywheel is inspected for proper runout.
1. The document provides instructions for removing and installing the flywheel and crankshaft rear seal on a C7.1 engine that powers a 323 excavator.
2. To remove the flywheel, bolts must first be removed and guide studs installed before lifting the flywheel off using a lifting device. The ring gear can then be removed by heating and pressing it off.
3. Flywheel installation requires cleaning and inspecting components, heating and pressing the ring gear if replaced, and torquing bolts with the flywheel secured to prevent rotation.
4. Crankshaft rear seal removal requires removing screws using a Torx socket after removing the flywheel housing. The sealed assembly
1. The document provides instructions for removing and installing the flywheel and crankshaft rear seal on a C7.1 engine that powers a 323 excavator.
2. To remove the flywheel, bolts must first be removed and guide studs installed before lifting the flywheel off using a lifting device. The ring gear can then be removed by heating and pressing it off.
3. Flywheel installation requires cleaning and inspecting components, heating and pressing the ring gear if replaced, lifting the flywheel onto guide studs, and torquing bolts to specification.
4. Removal of the crankshaft rear seal involves removing screws using a Torx socket. The seal assembly
1. The document provides instructions for removing and installing the flywheel and crankshaft rear seal on a C7.1 engine that powers a 323 excavator.
2. To remove the flywheel, bolts must first be removed and guide studs installed before lifting the flywheel off using a lifting device. The ring gear can then be removed by heating and hammering.
3. To install the flywheel, the ring gear is heated and pressed on if removed, then the flywheel is lifted on using guide studs and bolts are torqued to specification.
4. To remove the crankshaft rear seal, the flywheel housing is first removed and then torx screws
1) The document provides instructions for removing and installing a flywheel from a C7.1 engine that powers a 323 excavator.
2) To remove the flywheel, bolts must first be removed and guide studs installed to support the flywheel. Lifting equipment is then used to lift the flywheel off while inspecting components for wear or damage.
3) Flywheel installation requires cleaning and lifting the flywheel into place using guide studs. Bolts are tightened to the specified torque and the flywheel is inspected for proper runout.
1. The document provides instructions for removing and installing the flywheel and crankshaft rear seal on a C7.1 engine that powers a 323 excavator.
2. To remove the flywheel, bolts must first be removed and guide studs installed before lifting the flywheel off using a lifting device. The ring gear can then be removed by heating and pressing it off.
3. Flywheel installation requires cleaning and inspecting components, heating and pressing the ring gear if replaced, lifting the flywheel onto guide studs, and torquing bolts to specification.
4. Removal of the crankshaft rear seal involves removing screws using a Torx socket. The seal assembly
1. The document provides instructions for removing and installing the flywheel and crankshaft rear seal on a C7.1 engine that powers a 323 excavator.
2. To remove the flywheel, bolts must first be removed and guide studs installed before lifting the flywheel off using a lifting device. The ring gear can then be removed by heating and pressing it off.
3. Flywheel installation requires cleaning and inspecting components, heating and pressing the ring gear if replaced, and torquing bolts with the flywheel secured to prevent rotation.
4. Crankshaft rear seal removal requires removing screws using a Torx socket after removing the flywheel housing. The sealed assembly
1. The document provides instructions for removing and installing the flywheel and crankshaft rear seal of a C7.1 engine that powers a 323 excavator.
2. To remove the flywheel, bolts must first be removed and guide studs installed before lifting the flywheel off using a lifting device. The ring gear can then be removed from the flywheel if needed.
3. To install the flywheel, the ring gear is first attached if removed, then the flywheel is placed onto guide studs and bolts are tightened while preventing rotation.
4. To remove the crankshaft rear seal, the flywheel housing is first removed, then Torx screws are removed
1. The document provides instructions for removing and installing the flywheel and crankshaft rear seal of a C7.1 engine that powers a 323 excavator.
2. To remove the flywheel, bolts must be removed and guide studs installed before lifting the flywheel off using a lifting device. The ring gear can then be removed from the flywheel if needed.
3. To install the flywheel, the ring gear is heated and pressed onto the flywheel if removed previously. The flywheel is then positioned using guide studs and bolts are tightened to the specified torque.
4. To remove the crankshaft rear seal, torx screws must be removed using a socket
1. The document provides instructions for removing and installing the flywheel and crankshaft rear seal on a Caterpillar 323 excavator with a C7.1 engine.
2. To remove the flywheel, bolts must first be removed and guide studs installed before lifting the flywheel off using a lifting device. The flywheel ring gear can then be removed by heating and punching.
3. Flywheel installation requires cleaning, installing the ring gear by heating and pressing it on, checking the rear seal for leaks, lifting the flywheel onto guide studs and torquing the bolts.
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This document provides safety precautions for maintenance and repair of a crawler loader. It outlines general safety rules including wearing protective equipment, using the correct tools, blocking moving parts, and stopping the engine before performing maintenance. Specific cautions are given for working on hydraulic units, removing piping, and handling seals. Tightening torques are also addressed. Maintainers should carefully follow these safety guidelines to avoid injury when servicing the machine.
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3. Checking engine oil levels and changing the engine oil and filter.
4. Inspecting and adjusting tension on the fan belt as needed.
5. Additional sections cover coolant types, engine preservation when idle, oiling control levers, and other maintenance tasks.
New Holland T6.165 STAGE IV Tractor Service Repair Manual.pdfudjkskmdm4e
ย
This service manual provides maintenance and repair information for Case IH T6 tractors models T6.125 through T6.180. The manual covers systems of the tractor such as the engine, transmission, axles, hydraulics, electrical systems, and more. Each system section includes detailed information on components, operation, and repair procedures.
New Holland T6.165 AutoCommandโข STAGE IV Tractor Service Repair Manual.pdfudjkskmdm4e
ย
This document is a service manual that provides maintenance and repair information for various tractor models in the T6 series, including the T6.125, T6.145, T6.155, T6.165, T6.175, T6.160 and T6.180. The manual contains sections covering the engine, clutch, transmission, four-wheel drive system, front and rear axles, power take-off, brakes, hydraulics and other components. It includes detailed content on maintenance, troubleshooting and repair procedures for the components of the listed tractor models.
New Holland T6.160 STAGE IV Tractor Service Repair Manual.pdfudjkskmdm4e
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This document is a service manual that provides maintenance and repair information for various tractor models in the T6 series, including the T6.125, T6.145, T6.155, T6.165, T6.175, T6.160 and T6.180. The manual contains sections covering the engine, clutch, transmission, four-wheel drive system, front and rear axles, power take-off, brakes, hydraulics and other components. It includes detailed content on maintenance, troubleshooting and repair procedures for the components of the listed tractor models.
New Holland T6.155 STAGE IV Tractor Service Repair Manual.pdfudjkskmdm4e
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This service manual provides maintenance and repair information for Case IH T6 tractors models T6.125 through T6.180. The manual covers systems of the tractor including the engine and fuel system, transmission, axles, hydraulics, electrical system, climate control, steering, brakes, hitches and 3-point hitch. The manual is organized by system with over 50 sections providing detailed procedures, component locations, specifications and wiring diagrams.
JCB JS160JS180 Tracked Excavator Service Repair Manual SN 01776500 to 0177749...udjkskmdm4e
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This document provides information about identifying JCB excavator models and their components. It discusses machine identification plates that contain the serial number and product identification number. It also describes typical identification numbers found on engine plates and other components. The document outlines torque settings for different types of fasteners used on JCB machines, distinguishing between zinc plated and Dacromet fasteners. Tables of torque settings are provided for UNF and metric grade bolts under lubricated and unlubricated conditions.
JCB JS145 Tracked Excavator Service Repair Manual SN 01786864 to 01788884.pdfudjkskmdm4e
ย
This document provides information about identifying JCB excavator models and their components. It discusses machine identification plates that contain the serial number and product identification number. It also describes typical identification numbers found on engine plates and other components. The document outlines torque settings for different types of fasteners used on JCB machines, distinguishing between zinc plated and Dacromet fasteners. Tables of torque settings are provided for UNF and metric grade bolts under lubricated and unlubricated conditions.
JCB JS130 Tracked Excavator Service Repair Manual SN 01786463 to 01786863.pdfudjkskmdm4e
ย
This document provides information about identifying JCB excavator machines and components. It discusses machine identification plates, component identification plates like engine plates, and safety plates for FOPS and ROPS. It also provides tables of torque settings for different types of fasteners used on JCB machines like zinc plated, Dacromet, and metric fasteners. Instructions are given on determining the correct torque settings based on the fastener type.
JCB JS115 Tracked Excavator Service Repair Manual SN01786452 to 01786462.pdfudjkskmdm4e
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This document provides information about identifying JCB excavator models and their components. It discusses machine identification plates that contain the serial number and product identification number. It also describes typical identification numbers found on engine plates and other components. The document outlines torque settings for different types of fasteners used on JCB machines, distinguishing between zinc plated and Dacromet fasteners. Tables of torque settings are provided for UNF and metric grade bolts under lubricated and unlubricated conditions.
JCB 530-110 Telescopic Handler Service Repair Manual SN 563359.pdfudjkskmdm4e
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This document provides specifications for fluids, lubricants, capacities and torque settings for various JCB machine models including 525, 527, 530 and 535 models. It lists specifications for items like engine oil, transmission fluid, hydraulic fluid, gear oil, coolant and grease. It also provides information on service schedules, greasing points, and identifies safety warnings related to materials like asbestos and fluoroelastomeric materials.
New Holland T6.145 STAGE IV Tractor Service Repair Manual.pdfudjkskmdm4e
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This document is a service manual that provides maintenance and repair information for various tractor models in the T6 series, including the T6.125, T6.145, T6.155, T6.165, T6.175, T6.160 and T6.180. The manual contains sections covering the engine, clutch, transmission, four-wheel drive system, front and rear axles, power take-off, brakes, hydraulics and other components. It includes detailed content on maintenance, troubleshooting and repair procedures for the different systems and parts.
JCB 530-120 Telescopic Handler Service Repair Manual SN 562601.pdfudjkskmdm4e
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This document provides specifications for fluids, lubricants, capacities and torque settings for various JCB machine models including the 525-58/67, 527-58/67, 530-95, 530-110, 530-120, 537-120, 537-130, 525-58 Farm Special Plus 530-67 and 535-67. It lists recommended engine oils, transmission fluids, hydraulic fluids, greases, coolants and their specifications. It also provides fluid capacities for items like the fuel tank, engine, gearbox, axles, brake system and hydraulic tank.
New Holland T6.145 Dynamic Command STAGE IV Tractor Service Repair Manual.pdfudjkskmdm4e
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This document is a service manual for Case IH T6 tractors models T6.125 through T6.180. It contains sections covering the engine, clutch, transmission, 4-wheel drive system, front and rear axles, power take-off, brakes, hydraulics and other systems. The manual provides information on maintenance, repairs and specifications for technicians working on these tractor models.
New Holland T6.125 STAGE IV Tractor Service Repair Manual.pdfudjkskmdm4e
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This document is a service manual that provides maintenance and repair information for various tractor models in the T6 series, including the T6.125, T6.145, T6.155, T6.165, T6.175, T6.160 and T6.180. The manual contains sections covering the engine, clutch, transmission, four-wheel drive system, front and rear axles, power take-off, brakes, hydraulics and other components. It includes exploded diagrams and specifications to assist technicians with repairs.
JCB JS200JS210JS220 Tracked Excavator Service Repair Manual SN 01782453 to 01...udjkskmdm4e
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This document is a service manual section that provides general information for servicing JCB tracked excavators, including the JS auto range. It contains sections on general information, care and safety, routine maintenance, and sections covering specific components like the body, electrics, hydraulics, transmission, tracks, and engine. The general information section provides details on identifying machines, torque settings, service tools, consumables, and definitions. It is designed to help JCB service engineers safely maintain and repair the excavators.
Our expert Porsche windshield services ensure your driving experience remains safe and clear. From meticulous repairs of chips and cracks to precise replacements using genuine Porsche parts, we guarantee optimal visibility and structural integrity. Trust our certified technicians to restore your Porsche to its pristine condition, ensuring you drive with confidence on every journey.
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EMI and EMC Testing Laboratory Services in India.pdfURS Labs
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A crucial stage in the design and production of electrical devices is EMC and EMI testing lab. The FDA, FCC, and ISO, among other regulating organizations, have established strict limitations on the emissions that are permitted from electronic devices.
2. Shutdown SIS
Previous Screen
Product: EXCAVATOR
Model: 329D2 L EXCAVATOR THW
Configuration: 329D2 & 329D2 L Excavators THW00001-UP (MACHINE) POWERED BY C7.1 Engine
Disassembly and Assembly
C7.1 Engines
Media Number -UENR0633-19 Publication Date -01/07/2015 Date Updated -29/10/2018
i05292294
Flywheel - Remove - Equipped with Rear Power Take-Off
SMCS - 1156-011
Removal Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
A -
Guide Stud
1/2 inch - UNF by 4 inch
2
Start By:
a. Remove the electric starting motor. Refer to Disassembly and Assembly, "Electric Starting
Motor - Remove and Install" for the correct procedure.
NOTICE
Keep all parts clean from contaminants.
Contaminants may cause rapid wear and shortened component life.
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3. Illustration 1 g02062053
1. Remove bolts from Position (X) from flywheel (1).
2. Install Tooling (A) in Position (X) to flywheel (1).
3. Use a suitable lifting device to support the flywheel. The weight of flywheel (2) is
approximately 68 kg (150 lb).
4. Remove remaining bolts (2).
5. Use the lifting device to remove flywheel (1) from the engine.
6. Remove Tooling (A).
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4. Illustration 2 g02062054
7. Inspect flywheel (1) and ring gear (3) for wear and damage. Replace any worn components
or damaged components.
8. To remove flywheel ring gear (3), follow Step 8.a through Step8.b.
a. Place the flywheel assembly on a suitable support.
b. Use a hammer and a punch in order to remove ring gear (3) from flywheel (1).
Note: Identify the orientation of the teeth on the flywheel ring gear.
Copyright 1993 - 2020 Caterpillar Inc.
All Rights Reserved.
Private Network For SIS Licensees.
Wed Apr 29 12:38:16 UTC+0800 2020
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5. Shutdown SIS
Previous Screen
Product: EXCAVATOR
Model: 329D2 L EXCAVATOR THW
Configuration: 329D2 & 329D2 L Excavators THW00001-UP (MACHINE) POWERED BY C7.1 Engine
Disassembly and Assembly
C7.1 Engines
Media Number -UENR0633-19 Publication Date -01/07/2015 Date Updated -29/10/2018
i05292296
Flywheel - Remove
SMCS - 1156-011
Removal Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
A -
Guide Stud
1/2 inch - UNF by 4 inch
2
Start By:
a. Remove the electric starting motor. Refer to Disassembly and Assembly, "Electric Starting
Motor - Remove and Install" for the correct procedure.
NOTICE
Keep all parts clean from contaminants.
Contaminants may cause rapid wear and shortened component life.
1/3
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6. Illustration 1 g01336668
Typical example
1. Remove bolts from Position (X) from flywheel (1).
2. Install Tooling (A) in Position (X) to flywheel (1).
3. Install a suitable lifting device onto flywheel (1). Support the weight of the flywheel. The
flywheel can weigh 71 kg (156 lb).
4. If necessary, remove bolts (2) that secure the housing for pilot bearing (3) to flywheel (1).
Remove the housing for pilot bearing (3).
5. Remove remaining bolts (4).
6. Use the lifting device to remove the flywheel from the engine.
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7. Illustration 2 g01336669
Typical example
7. Inspect flywheel (1) and ring gear (5) for wear and damage. Replace any worn components
or damaged components.
8. To remove flywheel ring gear (5), follow Step 8.a through Step 8.b.
a. Place the flywheel assembly on a suitable support.
b. Use a hammer and a punch in order to remove ring gear (5) from flywheel (1).
Note: Identify the orientation of the teeth on the flywheel ring gear.
Copyright 1993 - 2020 Caterpillar Inc.
All Rights Reserved.
Private Network For SIS Licensees.
Wed Apr 29 12:39:12 UTC+0800 2020
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8. Shutdown SIS
Previous Screen
Product: EXCAVATOR
Model: 329D2 L EXCAVATOR THW
Configuration: 329D2 & 329D2 L Excavators THW00001-UP (MACHINE) POWERED BY C7.1 Engine
Disassembly and Assembly
C7.1 Engines
Media Number -UENR0633-19 Publication Date -01/07/2015 Date Updated -29/10/2018
i05292291
Flywheel - Install - Equipped with Rear Power Take-Off
SMCS - 1156-012
Installation Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
A -
Guide Stud
1/2 inch - UNF by 4 inch
2
NOTICE
Keep all parts clean from contaminants.
Contaminants may cause rapid wear and shortened component life.
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9. Illustration 1 g02062093
Always wear protective gloves when handling parts that have been
heated.
1. If the flywheel ring gear was removed, follow Step 1.a through Step 1.c in order to install
ring gear (3) to flywheel (1).
a. Identify the orientation of teeth (4) on new ring gear (3).
Note: The chamfered side of ring gear teeth (4) must face toward the starting motor
when the flywheel is installed. The chamfered side of ring gear teeth ensures the
correct engagement of the starting motor.
b. Heat flywheel ring gear (3) in an oven to a maximum temperature of 250 ยฐC (482 ยฐF)
prior to installation.
Note: Do not use a torch to heat the ring gear.
c. Ensure that the orientation of ring gear (3) is correct and quickly install the ring gear
onto flywheel (1).
2. Inspect the crankshaft rear seal for leaks. If there are any oil leaks, replace the crankshaft
rear seal. Refer to Disassembly and Assembly, "Crankshaft Rear Seal - Install" for the
correct procedure.
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10. Illustration 2 g02062053
3. Install a suitable lifting device on flywheel (1). The flywheel can weigh 68 kg (150 lb).
4. Install Tooling (A) in Position (X) on the crankshaft.
5. Use the lifting device to position flywheel (1) onto Tooling (A).
6. Install bolts (2) to flywheel (1).
7. Remove Tooling (A) and install remaining bolts (2) to flywheel (1).
8. Use a suitable tool to prevent the flywheel from rotating. Tighten bolts (2) and (4) to a
torque of 140 Nยทm (103 lb ft).
9. Remove the lifting device from flywheel (1).
10. Check the run out of the flywheel. Refer to Specifications, "Flywheel" for more
information.
End By:
a. Install the electric starting motor. Refer to Disassembly and Assembly, "Electric Starting
Motor - Remove and Install" for the correct procedure.
Copyright 1993 - 2020 Caterpillar Inc.
All Rights Reserved.
Wed Apr 29 12:40:07 UTC+0800 2020
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11. Shutdown SIS
Previous Screen
Product: EXCAVATOR
Model: 329D2 L EXCAVATOR THW
Configuration: 329D2 & 329D2 L Excavators THW00001-UP (MACHINE) POWERED BY C7.1 Engine
Disassembly and Assembly
C7.1 Engines
Media Number -UENR0633-19 Publication Date -01/07/2015 Date Updated -29/10/2018
i05292292
Flywheel - Install
SMCS - 1156-012
Installation Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
A -
Guide Stud
1/2 inch - UNF by 4 inch
2
NOTICE
Keep all parts clean from contaminants.
Contaminants may cause rapid wear and shortened component life.
1/4
329D2 & 329D2 L Excavators THW00001-UP (MACHINE) POWERED BY C7.1 En...
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12. Illustration 1 g01336671
Typical example
Always wear protective gloves when handling parts that have been
heated.
1. If the flywheel ring gear was removed, follow Step 1.a through Step 1.c in order to install
ring gear (5) to flywheel (1).
a. Identify the orientation of teeth (6) on new ring gear (5).
Note: The chamfered side of ring gear teeth (6) must face toward the starting motor
when the flywheel is installed. The chamfered side of ring gear teeth ensures the
correct engagement of the starting motor.
b. Heat flywheel ring gear (5) in an oven to a maximum temperature of 250 ยฐC (482 ยฐF)
prior to installation.
Note: Do not use a torch to heat the ring gear.
c. Ensure that the orientation of ring gear (5) is correct and quickly install the ring gear
onto flywheel (1).
2. Inspect the crankshaft rear seal for leaks. If there are any oil leaks, replace the crankshaft
rear seal. Refer to Disassembly and Assembly, "Crankshaft Rear Seal - Install" for the
correct procedure.
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13. Illustration 2 g01336668
Typical example
3. Install a suitable lifting device onto flywheel (1). The flywheel can weigh 71 kg (156 lb).
4. Install Tooling (A) in Position (X) on the crankshaft.
5. Use the lifting device to position flywheel (1) onto Tooling (A).
6. If necessary, install pilot bearing (3) and bolts (2) to flywheel (1).
7. Install bolts (4) to flywheel (1).
8. Remove Tooling (A) and install remaining bolts (4) to flywheel (1).
9. Use a suitable tool to prevent the flywheel from rotating. Tighten bolts (2) and (4) to a
torque of 140 Nยทm (103 lb ft).
10. Remove the lifting device from flywheel (1).
11. Check the run out of the flywheel. Refer to Specifications, "Flywheel" for further
information.
End By:
a. Install the electric starting motor. Refer to Disassembly and Assembly, "Electric Starting
Motor - Remove and Install" for the correct procedure.
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14. Shutdown SIS
Previous Screen
Product: EXCAVATOR
Model: 329D2 L EXCAVATOR THW
Configuration: 329D2 & 329D2 L Excavators THW00001-UP (MACHINE) POWERED BY C7.1 Engine
Disassembly and Assembly
C7.1 Engines
Media Number -UENR0633-19 Publication Date -01/07/2015 Date Updated -29/10/2018
i05292125
Crankshaft Rear Seal - Remove
SMCS - 1161-011
Removal Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
A 227-4390 E12 Torx Socket 1
Start By:
a. Remove the flywheel housing. Refer to Disassembly and Assembly, "Flywheel Housing -
Remove and Install" for the correct procedure.
NOTICE
Keep all parts clean from contaminants.
Contaminants may cause rapid wear and shortened component life.
NOTICE
Care must be taken to ensure that fluids are contained during
performance of inspection, maintenance, testing, adjusting and repair
of the product. Be prepared to collect the fluid with suitable containers
before opening any compartment or disassembling any component
containing fluids.
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15. Dispose of all fluids according to local regulations and mandates.
Illustration 1 g03363531
Note: The assembly of the crankshaft rear seal is non-serviceable. If the assembly of the
crankshaft rear seal is removed, the assembly must be replaced.
1. Use Tooling (A) in order to remove Torx screws (1) from the assembly of crankshaft rear
seal (2).
2. Remove the assembly of crankshaft rear seal (2) from the cylinder block. Discard the
assembly of crankshaft rear seal (2).
Copyright 1993 - 2020 Caterpillar Inc.
All Rights Reserved.
Private Network For SIS Licensees.
Wed Apr 29 12:41:59 UTC+0800 2020
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16. Shutdown SIS
Previous Screen
Product: EXCAVATOR
Model: 329D2 L EXCAVATOR THW
Configuration: 329D2 & 329D2 L Excavators THW00001-UP (MACHINE) POWERED BY C7.1 Engine
Disassembly and Assembly
C7.1 Engines
Media Number -UENR0633-19 Publication Date -01/07/2015 Date Updated -29/10/2018
i05292124
Crankshaft Rear Seal - Install
SMCS - 1161-012
Installation Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
A 227-4390 E12 Torx Socket 1
B FT-2806 Alignment Tool 1
Note: The crankshaft rear seal and the housing are manufactured as a one-piece assembly.
NOTICE
Keep all parts clean from contaminants.
Contaminants may cause rapid wear and shortened component life.
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17. Illustration 1 g03413500
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18. Illustration 2 g03364097
1. Ensure that crankshaft flange (1) is clean, dry, and free from damage. Clean the crankshaft
flange with lint free cloth.
2. Ensure that the face of the cylinder block and the bridge piece are clean and dry.
3. A new crankshaft rear seal is supplied with a plastic sleeve (3). Ensure that the plastic
sleeve is squarely installed within crankshaft rear seal (2).
Note: The plastic sleeve is included in order to protect the lip of the seal as the seal is
pushed over the crankshaft flange.
Note: Do not lubricate the crankshaft rear seal or the crankshaft flange. The
crankshaft rear seal must be installed dry.
4. Align plastic sleeve (3) with crankshaft flange (1). Ensure that the plastic sleeve is engaged
onto the crankshaft flange. Push new crankshaft rear seal (2) squarely onto the crankshaft
flange.
During this process, the plastic sleeve will be forced out of the crankshaft rear seal. Discard
the plastic sleeve.
5. Align the two molded locators on crankshaft rear seal (2) with the holes in the cylinder
block. Ensure that the crankshaft rear seal is seated against the cylinder block.
Tightening sequence for the crankshaft rear seal
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19. Illustration 3 g03364098
6. Install torx screws (4) finger tight.
Note: Do not install torx screws to Positions (X) at this stage.
7. Install Tooling (B) to crankshaft rear seal (2) and to crankshaft flange (1).
8. Use Tooling (A) in order to tighten torx screws (4) to a torque of 22 Nยทm (195 lb in).
Tighten torx screws (4) in the sequence that is shown in Illustration 3.
9. Remove Tooling (B).
10. Install remaining torx screws (4) to Positions (X). Use Tooling (A) in order to tighten the
torx screws to a torque of 22 Nยทm (195 lb in). Refer to Illustration 3.
End By:
a. Install the flywheel. Refer to Disassembly and Assembly, "Flywheel - Install".
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20. Shutdown SIS
Previous Screen
Product: EXCAVATOR
Model: 329D2 L EXCAVATOR THW
Configuration: 329D2 & 329D2 L Excavators THW00001-UP (MACHINE) POWERED BY C7.1 Engine
Disassembly and Assembly
C7.1 Engines
Media Number -UENR0633-19 Publication Date -01/07/2015 Date Updated -29/10/2018
i05292299
Flywheel Housing - Remove and Install - Type A and Type B
Wet Back End Housing
SMCS - 1157-010
Removal Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
A -
Guide Stud
M10 by 100 mm
2
Start By:
a. Remove the flywheel. Refer to Disassembly and Assembly, "Flywheel - Remove" for the
correct procedure.
NOTICE
Keep all parts clean from contaminants.
Contaminants may cause rapid wear and shortened component life.
Note: The wet back-end flywheel housing may be installed on standard engines. When the wet
back-end flywheel housing, is installed to a standard engine a seal will not be installed to the
flywheel housing.
1. There are two types of wet back-end flywheel housing that can be installed on the engine.
Type A has two bolts at the top of the flywheel housing and Type B has four bolts at the top
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21. of the flywheel housing. The removal procedures for both types of flywheel housing are
similar.
Illustration 1 g03386555
Type A Wet Back End Housing
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22. Illustration 2 g03386554
Type B Wet Back End Housing
2. Remove bolts (2) from Position (X) in flywheel housing (1).
3. Install Tooling (A) into Position (X) to flywheel housing (1).
4. Install a suitable lifting device onto flywheel housing (1) in order to support the flywheel
housing. The weight of the flywheel housing is approximately 40 kg (88 lb).
5. Remove remaining bolts (2) from flywheel housing (1).
6. Remove bolts (2) and bolts (3) from flywheel housing (1).
7. Use the lifting device in order to remove flywheel housing (1) from the cylinder block.
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23. Illustration 3 g03386588
Typical example
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24. Illustration 4 g03386589
Typical example
8. Remove dust seal (6).
9. Remove gasket (7).
10. If necessary, remove dowels (5) from the cylinder block.
11. Remove oil seal (8) from flywheel housing (1).
Installation Procedure of Type A Wet Back End Housing
Table 2
Required Tools
Tool Part Number Part Description Qty
A -
Guide Stud
M10 by 100 mm
2
NOTICE
Keep all parts clean from contaminants.
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25. Thank you very much for
your reading. Please Click
Here. Then Get COMPLETE
MANUAL. NO WAITING
NOTE:
If there is no response to
click on the link above,
please download the PDF
document first and then
click on it.
26. Contaminants may cause rapid wear and shortened component life.
1. Ensure that the flywheel housing is clean and free from damage. If necessary, replace the
flywheel housing.
Illustration 5 g03386589
Typical example
2. Install a new oil seal (8) to flywheel housing (1).
Note: Press the oil seal into the flywheel housing from the rear. Ensure that the front edge
of the oil seal is flush with the gasket surface of the flywheel housing .
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27. Illustration 6 g03386633
3. Inspect crankshaft rear seal (9) for leaks. If there are any oil leaks, replace the crankshaft
rear seal. Refer to Disassembly and Assembly, "Crankshaft Rear Seal - Remove" and refer
to Disassembly and Assembly, "Crankshaft Rear Seal - Install" for the correct procedure.
4. Clean the rear face of the cylinder block. If necessary, install dowels (5) to the cylinder
block.
5. Install Tooling (A) to the cylinder block.
6. Align a new gasket (7) with Tooling (A). Install the gasket to the cylinder block.
7. Install dust seal (6).
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28. Illustration 7 g03386555
Typical example
8. Install a suitable lifting device onto the flywheel housing. The weight of the flywheel
housing is approximately 40 kg (88 lb).
9. Use the lifting device to align flywheel housing (1) with Tooling (A). Install the flywheel
housing to the cylinder block.
10. Install bolts (2), bolts (3) and bolts (4).
11. Remove Tooling (A). Install remaining bolts (2).
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