Weichai America Corp.
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3.3.4 Inspection and maintenance of crankshaft bearing shell
1.
Clean the bearing shells and check their wear condition
2.
Check and ensure there is no peeling, locating lip damage and transverse crack on the shell.
3.4
Assembly and disassembly of flywheel and ring gear
3.4.1 Exploded view of flywheel and ring gear
Fig. 3-5 Exploded view of flywheel and ring gear
3.4.2 Steps to disassemble flywheel and ring gear
Disassembling steps are contrary to assembling ones.
3.4.3 Steps to assemble flywheel and ring gear.
1.
Fix the flywheel ring gear on flywheel with bolts;
2.
Knock the pin into crankshaft rear end fully.
3.
After inserting flywheel guide rod into crankshaft threaded hole, install flywheel and pre-
tighten the bolts diagonally.
Apply lubricating oil on bolt thread and bearing surface.
Flywheel bolts:
