WEICHAI WD10 Service Manual - 49 Lubricating System
Service Manual for WD10 Diesel Engine
105
49 Lubricating System
491 Disassembly and Assembly of Lubricating System
4911 Exploded View of Lubricating System
Engine oil filter
Engine oil sump
Hexagon bolt
Engine oil cooler
Hollow bolt
Engine oil cooler
cap
Main oil gallery
pressure limiting valve
Engine oil pump
Oil strainer
Hexagon plug
Engine oil pump
intermediate gear module
Engine oil cooler
bypass valve
Crankshaft pulley and
damper
Fig. 4-65 Exploded view of lubricating system
4912 Steps to Disassemble Lubricating System
(1) Remove oil sump, refer to disassembly of oil sump for details.
(2) Remove oil strainer.
(3) Remove crankshaft pulley, damper and the hexagonal head plug from gear housing, refer to
disassembly of crank-rod mechanism for details.
(4) Remove engine oil pump intermediate gear module.
(5) Remove engine oil pump.
(6) Remove main oil gallery pressure limiting valve.
(7) Remove engine oil filter.
(8) Remove the hollow bolt (for compressor water supply) on engine oil cooler cap and the
hexagon bolts that used to fix the oil dipstick module.
(9) Remove engine oil cooler.