TM 104320-310-14Table 4-1. Unit Preventive Maintenance Checks and ServicesCAUTIONDuring PMCS It may be necessary to run engine. Sincethe pump is directly coupled to the engine, the pump willrun when the engine runs. Running the pump for longerthan a few seconds without liquid in the housing willdamage the pump. When necessary to run the pump forlonger than a few seconds, make sure that suction anddischarge hoses are installed and a source of flammableliquid Is available. Prime pump, start engine to duplicatenormal operation and prevent pump from overheating.W -WeeklyQ - QuarterlyM - MonthlyS - SemiannuallyWMQS1ù Fuel Lift PumpDeath or serious Injury could occur iffuel Is not handed carefully. Use In awell-ventilated area away from openflame, arcing equipment, ignitionsources, heaters, or excessive heat.Always store fuel in properly markedcontainers. DO NOT SMOKE.Check fuel lift pump (1) for leakage. CheckFuel lift pumpoperation of primer lever (2).leaks.4-6IntervalItemNo.Equipment isNot Ready/AvailableProcedures
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