TM 9-2350-247-20-1FUEL LEVEL INDICATOR MALFUNCTIONS 0050 00INITIAL SETUP:Maintenance LevelUnitTools and Special ToolsGeneral Mechanic’s Tool Kit (WP 0541 00, Item 57)Multimeter (WP 0541 00, Item 29)Jumper WirePersonnel RequiredUnit MechanicReferencesSee your -10Equipment ConditionEngine stopped (see your -10)Carrier blocked (see your -10)NOTEM548A1 and M548A3 troubleshooting procedures are the same. M548A1 procedure i s shown.T1. Remove circuit 28 plug (1) from fuel tank jack (2).2. Turn MASTER SWITCH ON.3. Does fuel indicator read full?YESNOTN1. Repair circuit 28 lead to fuel tanksender (WP 0294 00).2. Verify no faults found.Y1. Install jumper wire between circuit 28 plug and ground.2. Does fuel quantity gauge fail to read empty?YESNOYN1. Replace fuel quantity sending unit(WP 0149 00 or WP 0150 00).2. Verify no faults found.0050 00-1
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