Oil Filter Base And Valves; Reservoir And Screen - International VT 275 V6 Manual

LUBRICATION SYSTEM
A A N N T T I I - - D D R R A A I I N N
B B A A C C K K V V A A L L V V E E
C C O O O O L L E E R R B B Y Y P P A A S S S S V V A A L L V V E E
C C O O O O L L E E R R B B Y Y P P A A S S S S V V A A L L V V E E

Reservoir and Screen

• The oil reservoir for the high-pressure oil
pump is located under the oil cooler cover
in the crankcase Vee. The reservoir holds
approximately one quart after the cooler
and cooler cover are put in place.
• The passage at the bottom of the reservoir
is for oil feed to the high-pressure pump.
The screen in the reservoir filters any large
debris that may be in the oil before it gets
to the high-pressure pump.
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• Oil enters the filter base from the oil cooler
• The oil cooler bypass valve is in the filter
H H I I G G H H P P R R E E S S S S U U R R E E R R E E S S E E R R V V O O I I R R
International ® VT 275 V6 Engine

Oil Filter Base and Valves

through the anti-drain back valve. The valve
is not spring loaded; instead the valve
closes under its own weight when the
engine is shut off. This keeps the oil in the
filter housing from draining back into the
lube system.
base. This valve allows the oil to bypass
the cooler when cooler inlet pressure is 25
psi higher than the unfiltered side of the oil
filter. This protects the cooler from high-
pressure during cold start up.
S S C C R R E E E E N N