MAIN WINCH FAILS TO HOLD LOAD (cont) - TM-9-2350-292-20-1

MAIN WINCH FAILS TO HOLD LOAD (cont) - TM-9-2350-292-20-1_449

MAIN WINCH FAILS TO HOLD LOAD (cont) - TM-9-2350-292-20-1_451

TM-9-2350-292-20-1 Carrier Ammunition Tracked M992A1(NSN 2360-01-362-3021) EIC:AE6 Manual
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TM 9--2350--292--20--1 0094 00--3 MAIN WINCH FAILS TO HOLD LOAD -- CONTINUED 0094 00 CONTINUED FROM STEP C D Are hoses free of restrictions and damage? no yes Inspect hoses from hoist and main winch direc- tional control valve assembly ports MI and MO to main winch manifold and motor for restrictions and damage. Remove restrictions. If restrictions cannot be removed, or if there is damage, replace (WP 0573 00). Verify fault is corrected. E Do both gauges read 50 psi or less? 1. Remove gauge from crossport relief valve test port. 2. Install 0--4000 psi testing gauge assembly with 1/4--inch tee between hoist and main winch directional control valve assembly port PMI and attaching hose. 3. Install 0--4000 psi testing gauge assembly with 1/4--inch tee between hoist and main winch directional control valve assembly port PMO and attaching hose. 4. Start main engine, energize hydraulics, and set engine speed to 1800 rpm (TM 9--2350--292--10). 5. With main winch control lever in hold position, record gauge readings. 6. Shut down hydraulics and main engine (TM 9--2350--292--10). yes no Notify Direct Support Maintenance. Replace hoist and main winch directional control valve as- sembly (WP 0556 00). Verify fault is corrected. FORWARD WARNING CONTINUED ON NEXT PAGE

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