WEICHAI WD10 Service Manual - page 121
Service Manual for WD10 Diesel Engine
111
(2) Clean up the fitting surface between engine oil cooler and engine block.
(3) Install the seal rings and engine oil cooler.
(4) Install the wave spring washers and the bolts, tighten the bolts.
497 Disassembly, Inspection, Maintenance and Assembly of Main Oil
Gallery Pressure Limiting Valve
4971 Exploded View of Main Oil Gallery Pressure Limiting Valve
Main oil gallery pressure
limiting valve
Fig. 4-71 Exploded view of main oil gallery pressure limiting valve
4972 Steps to Disassemble Main Oil Gallery Pressure Limiting Valve
Screw off main oil gallery pressure limiting valve, as shown in Fig. 4-71.
4973 Inspection and Maintenance of Main Oil Gallery Pressure Limiting Valve
(1) Check service condition of the valve spring, replace the spring if necessary.
(2) Check the valve for crack damage, replace it if necessary.
4974 Steps to Assemble Main Oil Gallery Pressure Limiting Valve
(1) Check the valve before assembling, make sure there is no manufacturing defect and damage.
(2) Clean up the valve and valve fitting hole on engine block.