TB 9-2320-335-13&P
1-20.1. COOLING SYSTEM OPERATION (SERIAL NUMBERS 300000 AND ABOVE) (Cont'd)
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WATER PUMP Driven by serpentine belt, provides circulation of coolant through cooling system.
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DRAINVALVE Draining point for radiator and cooling system.
GEARED FAN DRIVE Transmits engine power and torque to drive the radiator cooling fan
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and clutch.
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FAN Pulls outside air through radiator to remove heat from coolant.
TWO-PIECE RADIATOR SHROUD Permits a greater concentration of air to be pulled through
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the radiator.
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