TM 9--2350--292--20--10093 00--3MAIN WINCH FAILS TO RELEASE -- CONTINUED0093 001. Remove gauges from crossport relief valve andinhaul test ports.2. Install 0--4000 psi testing gauge assembly with1/4--inch tee between the hoist and main winchdirectional control valve assembly port PMI andattaching hose.3. Install 0--4000 psi testing gauge assembly with1/4--inch tee between the hoist and main winchdirectional control valve assembly port PMO andattaching hose.4. Start main engine, energize hydraulics, and setengine speed to 1800 rpm (TM 9--2350--292--10).5. Attempt to payout main winch and record gaugereadings.6. Shut down hydraulics and main engine(TM 9--2350--292--10).noyesNotify Direct Support MaintenanceWARNINGD1. Install 0--5000 psi dial pressure gauge in the mainwinch motor cross port relief valve manifold test port.2. Install 0--5000 psi dial pressure gauge in the mainwinch motor inhaul test port.3. Start main engine, energize hydraulics, and setengine speed to 1800 rpm (TM 9--2350--292--10).4. Place main winch selector valve in the full payoutposition and attempt to payout winch. Record gaugereadings.5. Shut down hydraulics and main engine(TM 9--2350--292--10).EIs pressure at port PMO 385--470 psi and is pressure atport PMI 50 psi or less?Is pressure at crossport relief valve test port 1100 psi orhigher and is pressure at inhaul test port 250 psi or less?CONTINUEDFROMSTEPCCONTINUED ON NEXT PAGEWARNINGFORWARD
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