TM 9--2350--292--20--10091 00--7MAIN WINCH FAILS TO OPERATE OR FAILS TO DEVELOP FULL POWER --CONTINUED0091 00CONTINUED FROM STEP BCONTINUED ON NEXT PAGE1. Start Enhanced Diagnostic Program(WP 0086 00) and select correspondingsymptom.2. Start main engine, energize hydraulics, setengine speed to 1800 rpm(TM 9--2350--292--10). Payout main winchcable and record pressure at hoist and mainwinch directional control valve assembly portsPMI and PMO.3. Inhaul main winch cable and record pressure atboth ports PMI and PMO again.4. Shut down hydraulics and main engine(TM 9--2350--292--10).In payout position is PMO pressure 385--470 psi andPMI pressure less than 50 psi and in inhaul position, isPMI pressure 385--470 psi and PMO pressure less than50 psi?Go to Step K.noyesI
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