TM 5-3805-281-24-2
Lubrication System
REMOVE AND INSTALL OIL FILTER BASE
AND OIL PRESSURE REGULATING VALVE
HOUSING
REMOVE OIL FILTER BASE AND PRESSURE
REGULATING VALVE HOUSING:
1. Disconnect turbocharger oil inlet line connector from
top of oil filter base (A, shown disconnected).
2. Remove oil filter using a suitable filter wrench (shown
removed).
3. Remove two cap screws securing oil filter base to
cylinder block. Remove oil filter base and oil tubes (B).
Remove and discard four O-rings.
Oil Filter Base and Regulating Valve Housing
4. Remove three cap screws securing oil pressure
regulating valve housing (C) to cylinder block and
remove housing. Clean all gasket material from both
mating surfaces.
INSTALL OIL FILTER BASE AND PRESSURE
REGULATING VALVE HOUSING:
NOTE: Refer to illustration on previous page.
1. Install oil pressure regulating valve housing (E) using a
new gasket. Install new, stronger-grade cap screws.
Tighten new screws to 61 Nm (45 lb-ft).
2. Install new O-ring in housing O-ring bores, lubricate
O-rings with clean engine oil, and install oil tubes.
3. Lubricate new O-rings with clean engine oil and install
in oil filter base O-ring bores. Install base onto oil
tubes.
4. Position filter base (A) on cylinder block, install cap
screws, and tighten cap screws to 80 Nm (60 lb-ft).
5. Connect turbocharger oil line connector at top of filter
base and tighten securely.
6. If removed, tighten valve plugs (K and O) to 100 Nm
(74 lb-ft). Use new O-rings on plugs.
Continued on next page
RG,RG34710,1217
1923OCT971/2
