TM-9-2320-387-10
TRUCK, UTILITY: S250 SHELTER CARRIER, 4X4, M1113
OPERATOR’S MANUAL
OCTOBER 2001
CHANGE 1
TM-9-2320-387-10 - Page 31 of 277
TM
9-2320-387-l
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FAN - Pulls outside air through radiator to remove heat from coolant.
HYDRAULIC
CONTROL VA.LSrE
- Directs hydraulic fluid to provide
required pressure to actuate fan clutch as required by engine temperature.
Hydraulic pressure supplied by power steering pump.
TIMK DELAY MODULE - Sends delayed signal to fan clutch solenoid for
delay of fan actuation to provide needed horsepower for engine acceleration.
FAN CLUTCH SOLENOID -Actuates hydraulic control valve as required
by coolant temperature.
WATER PUMP - Driven by serpentine belt, provides circulation of coolant
through cooling system.
FAN CLUTCH - Hydraulically actuated by pressure from hydraulic control
valve to control operation of fan. Hydraulic pressure supplied by power
steering pump.
DRAINVALVE-
Drainin g point for radiator and cooling system.
RADIATOR
SHROUD - Permits a greater concentration of air to be pulled
through the radiator.
1-17
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