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  TM 5-2420-222-20-1
LUBRICATION SYSTEM - CONTINUED
OIL PUMP
·
Mounted to bottom of engine block at rear of engine.
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Driven directly by crankshaft gear.
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Suction tube is submerged in lubricating oil in oil pan.
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Moves lubricating oil through lubrication system.
OIL OUTLET TUBE
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Routes lubricating oil from oil pump outlet to lubricating cooler (engine oil cooler), engine oil filter, and engine block
oil passage.
LUBRICATING COOLER (ENGINE OIL COOLER)
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Uses coolant from engine cooling system to cool lubricating oil.
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Helps keep engine running below maximum operating temperature.
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If cooler clogs, bypass valve opens to keep full flow of lubricating oil through engine lubrication system.
TA242676
1-7
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