Lubrication System
02
060
4
RG,RG34710,210 –19–06NOV00–1/1
Remove, Inspect, and Install Oil Cooler and
Oil Filter Bypass Valves
RG8245C –UN–06DEC97
Removing Oil Cooler and Oil Filter Bypass Valve
A—Oil Cooler Bypass Valve Assembly
D—Oil Filter Bypass Valve Assembly
G—Oil Filter Housing
NOTE: Refer to OIL FILTER AND OIL CONDITIONING
HOUSING ASSEMBLY, earlier in this group, for
illustrated location of valves.
Oil cooler bypass valve is in same location on oil
cooler cover/valve housing for remote filter
applications. Oil filter bypass valve is in same
location on face of remote oil filter housing.
1. Remove oil cooler bypass valve assembly (A) and oil
filter bypass valve assembly (D) from oil filter housing
(G). Discard O-rings.
2. Clean all parts with a brass or copper wire brush and
solvent. Dry with compressed air.
3. Inspect bypass valves and valve bores for damage.
Replace if necessary.
4. Check bypass valve springs for proper compression.
Replace if not within specification.
Specification
New Oil Cooler Bypass Valve
Spring—Free Length 44.0 mm (1.73 in.)....................................................
Working Load @ 64—78 N (14—
18 lb-force) 30.0 mm (1.18 in.)...................................................................
New Oil Filter Bypass Valve
Spring—Free Length 44.0 mm (1.73 in.)....................................................
Working Load @ 64—78 N (14—
18 lb-force) 30.0 mm (1.18 in.)...................................................................
5. Dip all parts in clean engine oil. Insert valve and spring
assembly in housing.
6. Install plug using a new O-ring and tighten to
specifications.
Specification
Oil Cooler Bypass Valve Plug—
Torque 100 N•m (74 lb-ft)...........................................................................
Oil Filter Bypass Valve Plug—
Torque 100 N•m (74 lb-ft)...........................................................................
CTM100 (06APR04)
02-060-4
P
OWER
T
ECH
10.5 L & 12.5 L Diesel Engines
040604
PN=272
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