WEICHAI WD10 Service Manual - page 117
Service Manual for WD10 Diesel Engine
107
(4) Install engine oil pump.
(5) Install and tighten the two toothed hexagon bolts.
493 Disassembly, Inspection, Maintenance and Assembly of Engine Oil
Pump Intermediate Gear
4931 Exploded View of Engine Oil Pump Intermediate Gear
Seal ring
Hexagon bolt
Intermediate gear shaft
Engine oil pump
intermediate gear module
Fig. 4-67 Exploded view of engine oil pump intermediate gear
4932 Steps to Disassemble Engine Oil Pump Intermediate Gear
(1) Screw off the hexagon bolt;
(2) Pull out the intermediate gear shaft with dedicated tool, and then remove engine oil pump
intermediate gear module.
4933 Inspection and Maintenance of Engine Oil Pump Intermediate Gear
(1) Check whether there is crack on intermediate gear and intermediate gear shaft. Replace if
necessary.
(2) Check the seal ring for breakage and replace it if so.
4934 Steps to Assemble Engine Oil Pump Intermediate Gear
(1) Before the assembly, check engine oil pump intermediate gear module, intermediate gear shaft,
hexagon bolt and seal ring, make sure there is no manufacturing and use defect and damage.