WEICHAI WD10 Service Manual - page 89
Service Manual for WD10 Diesel Engine
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(5) Turn the engine anticlockwise (view from timing gear housing end) until cylinder 1 and 6 reach
TDC. At this point, piston upper end should be aligned to cylinder block upper surface.
(6) Draw a straight line across flywheel housing and flywheel, install the dial and adjust it until 0°
position is aligned to the “half line” on flywheel housing, install timing gear.
(7) The mark on timing gear should be aligned to “OT” mark on timing gear housing.
(8) Screw on the pre-coated hexagon bolts and tighten them diagonally, required tightening torque
is 32~36Nm. Leave a white mark on one of the bolts after tightening, measure and record the
side clearance between timing gear and intermediate gear according to requirements.
(9) Required side clearance between timing gear and intermediate gear is 0.015~0.33mm. Install
the cylindrical pins.
453 Disassembly, Inspection, Maintenance and Assembly of Rocker and
Rocker Shaft
4531 Exploded View of Rocker and Rocker Shaft
Hexagon bolt
Adjusting nut
Exhaust rocker assembly
Supporting arm
Adjusting bolt assembly
Rocker shaft
Intake rocker
assembly
Fig. 4-43 Exploded view of rocker and rocker shaft