Service Manual for WP6 Diesel Engine
62
345 Disassembly, Inspection, Maintenance and Assembly of Torque
Vibration Damper, Crankshaft Pulley and Hub
3451 Exploded View of Torque Vibration Damper, Crankshaft Pulley and Hub
Fig. 3-32 Exploded view of torque vibration damper, crankshaft pulley and hub
3452 Steps to Disassemble Torque Vibration Damper, Crankshaft Pulley and
Hub
Screw off pulley bolts and then take down pulley and damper orderly.
3453 Inspection and Maintenance of Torque Vibration Damper, Crankshaft
Pulley and Hub
(1) Check crankshaft pulley for bump damage and distortion.
(2) Check whether crankshaft pulley and hub are damaged, whether the bolts are crushed.
(3) Check whether hub fastening bolts and damper fastening bolts are damaged.
3454 Steps to Assemble Torque Vibration Damper, Crankshaft Pulley and Hub
After assembling the timing gear, install the hub, torque vibration damper and crankshaft pulley
orderly:
(1) Fasten the hub to crankshaft with bolts tightly.
Hub fastening bolts:
Bolt specification M16-12.9 (×4); Tightening torque: 300~310Nm; Test value: 300~360Nm.
(2) Fasten torque vibration damper and crankshaft pulley to the hub with bolts.