Lubrication System
02
060
3
RG,RG34710,209 –19–28JUL99–1/1
Remove, Inspect, and Install Oil Pressure
Regulating Valve
RG8245B –UN–06DEC97
Removing Pressure Regulating Valve
C—Oil Pressure Regulating 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 pressure regulating valve is in same location
on oil cooler cover/valve housing for remote filter
applications.
1. Remove oil pressure regulating valve assembly (C)
from oil filter housing (G). Discard O-ring.
2. Inspect valve and valve bore for damage. Replace if
necessary.
3. Clean all parts with a brass or copper wire brush and
solvent. Dry with compressed air.
4. Check spring for proper compression.
Specification
New Oil Pressure Regulating
Valve Spring—Free Length 86.4 mm (3.40 in.)..........................................
Working Load at 76—84 N (17—
19 lb-force) 42.0 mm (1.65 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 Pressure Regulating Valve
Plug—Torque 100 N•m (74 lb-ft).................................................................
CTM100 (06APR04)
02-060-3
P
OWER
T
ECH
10.5 L & 12.5 L Diesel Engines
040604
PN=271
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