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

(1) ENGINE CRANKS BUT FAILS TO START

TROUBLESHOOTING CHART (continued) - TM-9-2350-287-20-1_346

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). u. AUXILIARY POWER UNIT (continued). (1) ENGINE CRANKS BUT FAILS TO START (continued). CONTINUED FROM B Repair or replace any leaking or damaged fuel lines (para 4-5) Verify problem is s o l v e d . CONTINUED TO STEP C C. 1. Disconnect fuel return line. 2. Place a suitable container under engine- mounted disconnect fitting. 3. With the aid of an assistant turn MASTER switch ON (refer to TM 9-2350-287-10). 4. Turn APU FUEL SHUT-OFF switch ON (refer to TM 9-2350-287-10). 5. Using a screw driver, push open discon- nect valve and observe fuel flow. 6. Turn MASTER switch and FUEL SHUT- OFF switch OFF (refer to TM 9-2350-287- 10). Is there any fuel flow? I CONTINUED AT STEP G D. 1. Reconnect fuel return I line. 2. Turn MASTER switch ON (TM 9-2350- 287-10). 3. Turn APU FUEL SHUT-OFF switch ON and OFF while observing fuel solenoid plunger (refer to TM 9-2350-287-10). Continued on next page 2-293

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