FUEL GAUGE FAILS TO OPERATE PROPERLY - TM-9-2350-292-20-1

MONITORING SYSTEM OVERVIEW AND DIAGRAMS (cont) - TM-9-2350-292-20-1_633

FUEL GAUGE FAILS TO OPERATE PROPERLY (cont) - TM-9-2350-292-20-1_635

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 0129 00--1 FUEL GAUGE FAILS TO OPERATE PROPERLY. 0129 00 THIS WORK PACKAGE COVERS: Fuel Gauge Fails To Operate Properly INITIAL SETUP: Tools and Special Tools General mechanic’s tool kit (item 1, WP 0717 00) Multimeter (item 84, WP 0717 00) Equipment Conditions Vehicle MASTER switch OFF (TM 9--2350--292--10) Fuel tanks filled (TM 9--2350--292--10) Gauge panel removed from bracket (WP 0243 00) Personnel Required Two WARNING Remove rings, bracelets, wristwatches, and neck chains before working on any vehicle. Jewelry can catch on equip- ment and cause injury, or may short across an electrical circuit and cause severe burns or electrical shock. Is 24 V dc present? 1. Disconnect wire 27 from fuel gauge. 2. Turn MASTER switch ON and FUEL TANK toggle switch to FRONT (TM 9--2350--292--10). 3. Place red multimeter lead on wire 27 connector at fuel gauge and black lead to ground. Check for voltage. 4. Turn MASTER switch OFF (TM 9--2350--292--10). no yes A Go to Step C. Place one multimeter lead on back side of fuel gauge and place other lead on gauge panel assembly. Check for continuity. Is continuity present? B no yes Remove gauge (WP 0243 00) and clean grounding points on gauge and panel. Reinstall gauge and do Step B again. If there is still no continuity, replace gauge (WP 0243 00). CONTINUED ON NEXT PAGE

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