TM 5-3805-262-20
3-4. ENGINE TROUBLESHOOTING (CONT)
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
7. EXCESSIVE OIL CONSUMPTION (Cont).
S t e p 2 . ( C o n t ).
Disconnect zero to 100 psi pressure gage from engine oil pressure
switch port.
Reinstall engine oil pressure switch (page 5-114).
a . I f p r e s s u r e g a g e i n d i c a t e s 4 5 t o 6 0 p s i w i t h e n g i n e a t n o r m a l
operating temperature, go to step 3 below.
b. If pressure gage indicates over 60 psi, notify next higher main-
tenance level (engine oil pump must be removed and repaired).
Step 3. Remove engine side panels (page 9-14).
Check for engine oil leaks at rocker arm cover gaskets, oil pan
gasket, timing gear and fuel pump gear cover gaskets, engine oil
f i l t e r , e n g i n e o i l c o o l e r ; e x t e r n a l o i l l i n e s b e t w e e n c y l i n d e r b l o ck
and fuel injection pump, cylinder block and air compressor, and
timing gear cover and air compressor, and oil drain plug gasket.
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