(5) FUEL GAGE FAILS TO INDICATE A LEVEL READ- ING WITH BOTH FUEL TANKS FULL

TROUBLESHOOTING CHART (continued) - TM-9-2350-287-20-1_166

TROUBLESHOOTING CHART (continued) - TM-9-2350-287-20-1_168

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). g. GAGES (continued) (5) FUEL GAGE FAILS TO INDICATE A LEVEL READ- ING WITH BOTH FUEL TANKS FULL. All other gages operate property Initial Setup: Tools/Test Equipment: • Digital (DMM) muitimeter (Item 13, Appendix 1) • General mechanic’s tool kit (Item 24, Appendix 1) Materials/Parts: • Wire (Item 77, Appendix D) • LockWasher (3) (Item 175, Appendix H) • Self-locking nut (2) (Item 317, Appendix H) Personnel Required: Two Equipment Conditions: • Fuel tanks full (refer to TM 9-2350-287-10). • MASTER switch set to OFF (refer to TM 9-2350-287-10). • Engine compartment heat shield removed (refer to TM 9-2350-287-10). • Driver’s portable instrument panel stowed in outside position (refer to TM 9-2350-287-10). • Air intake grille open (refer to TM 9-2350-287-10). NOTE • Instead of using multi meter for voltage check, STE/lCE troubleshooting, INDIVIDUAL BATTERY VOLTAGE TEST-TEST 89 maybe performed. • Instead of using multi meter for continuity check, STE/lCE troubleshooting, TEST 91 may be performed. A. 1. Remove four screws and driver’s portable instrument panel cover plate. 2. Disconnect harness 12260298 lead 28 from fuel gage connector. 3. Place red lead of multimeter in lead 28 connector socket and ground black lead. 4. Turn MASTER switch ON (refer to TM 9- 2350-287-1O). 5. Check for 24 ± 3 vdc. 6. Turn MASTER switch OFF (refer to TM 9- 2350-287-1O). Is voltage indicated? Repair lead 28 or replace harness 12260298 (para 7-7). Verify problem is solved. Continued on next page 2-115

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