WEICHAI WD10 - Disassembly, Inspection, Maintenance and Assembly of Flywheel and Ring Gear

Service Manual for WD10 Diesel Engine
72
(11) Firstly pre-tighten each bolt with low-torque pneumatic impact wrench, and then tighten each
bolt to 80Nm orderly, thirdly the torque should reach 250~280Nm. Assembly of crank shaft is
finished.
444 Disassembly, Inspection, Maintenance and Assembly of Flywheel and
Ring Gear
4441 Exploded View of Flywheel and Ring Gear
Crankshaft
Flywheel
Flywheel bolt
Flywheel ring gear
Locating pin
Stud
Baffle ring
Bearing
Hexagon bolt
Fig. 4-38 Exploded view of flywheel and ring gear
4442 Steps to Disassemble Flywheel and Ring Gear
Disassembling steps are contrary to assembling ones.
4443 Inspection and Maintenance of Flywheel and Ring Gear
(1) Check whether there is failure like thread damage on flywheel bolts.
(2) Check flywheel surface for conquassation.
(3) Check whether flywheel ring gear is damaged.