TM 9--2350--292--20--10091 00--8MAIN WINCH FAILS TO OPERATE OR FAILS TO DEVELOP FULL POWER --CONTINUED0091 00CONTINUED FROM STEP I1. Disconnect quick--disconnects from main winchmanifold.2. Remove plug from hoist and main winchdirectional control valve assembly port LS andremove hose and fitting from port LS1.3. Install hose and fitting into port LS and plugport LS1.4. Start main engine, energize hydraulics, and setengine speed to 1800 rpm(TM 9--2350--292--10).5. Payout main winch and record pressures atfilter valve manifold port MS and front hydraulicpump port XI.6. Inhaul main winch and record both pressuresagain.7. Shut down hydraulics and main engine(TM 9--2350--292--10).In both payout and inhaul are all pressure readings4100--4300 psi?yesnoReplace hoist and mainwinch directional controlvalve assembly (WP0556 00). Verify fault iscorrected.Notify Direct SupportMaintenance.JCONTINUED ON NEXT PAGEWARNINGFORWARD
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