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 TM 55-1905-220-14-4
3-9.5. LUBRICATING OIL PRESSURE SWITCH - MAINTENANCE INSTRUCTIONS (Cont).
LOCATION
ITEM
ACTION
REMARKS
Testing (Cont)
c. Note the oil pressure
If the pressure
at which the engine
is not 10 psi
(7.03 gm cm2)
shuts down.
adjust the lube
oil pressure
switch. Adjust
the lube oil
alarm switch if
it does not ac-
tuate at the
proper pressure.
Adjustment Lube Oil Pressure Switch
4. Lube oil
a. Brass
Remove.
Use a small
pressure
cap in
screw driver.
switch
center
of
switch
CAUTION
Do not damage the brass cap or gasket.
b. Locknut
Loosen.
Secures adjust-
(3)
ing screw.
3-398
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