(3) ACTUATOR OPERATION IS SLOW OR ERRATIC.

TROUBLESHOOTING CHART (continued) - TM-9-2350-287-20-1_329

TROUBLESHOOTING CHART (continued) - TM-9-2350-287-20-1_331

TM-9-2350-287-20-1 Carrier Ammunition Tracked M992A21 (2350-01-352-3021) EIC:AE6 Manual
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TM 9-2350-287-20-1 2-19. TROUBLESHOOTING CHART (continued). _Is. UPPER REAR DOOR (continued). (3) ACTUATOR OPERATION IS SLOW OR ERRATIC. All other hydraulic systems operate. Initial Setup: Tools/Test Equipment: Equipment Conditions: l General mechanic’s tool kit (Item 24, l MASTER switch set to OFF (refer to Appendix 1) TM 9-2350-287-10). WARNiNG Ensure spilled hydraulic fluid is cleansd up to prevent fire hazard. I A. Inspect door and door hinges for damage or binding. Are door and hinges damaged or binding? I I Replace upper rear door or (para 15- 31). Verify problem is solved. B. Inspect door hydraulic actuator for damage or signs of fluid leakage. Is upper rear door actuator damaged or leaking? I Repair or replace hydraulic actuator (para 17-29). Verify problem is solved. I C. 1. Close dump valve (refer to TM 9-2350-287- 10). 2. Turn MASTER switch ON and activate hy- draulic system (refer to TM 9-2350-287-10). 3. Open upper rear door (refer to TM 9-2350- 287-10). Is actuator operation still erratic or slow? Continued on next page 2-278

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