TM 9-2350-277-20-1STE/ICE TEST 69 STARTER NEGATIVE CABLE VOLTAGE DROPDIAGNOSTIC TROUBLESHOOTING0149 00INITIAL SETUP:Maintenance LevelUnitTools and Special ToolsElectrical connector pliers (WP 0926 00, Item 31)Jumper wireSTE/ICE Test Set (WP 0926 00, Item 61)Personnel RequiredUnit Mech 63T10ReferencesSee your -10TM 9-4910-571-12&PEquipment ConditionEngine stopped (see your -10)Carrier blocked (see your -10)Power plant access door opened (see your -10)Driver’s power plant access panel removed(WP 0441 00)Trim vane lowered (see your -10)T1. Remove plug W1P1 from VTM jack J1.2. Hook up VTM to carrier batteries TM 9-4910-571-12&P.3. Set up Test 89 TM 9-4910-571-12&P.4. Measure resistance between plug W1P1 (1), pin W (2) andharness 12354593 circuit 779 terminal E4 (3) on battery negativeterminal (4).5. Measure resistance between W1P1 (1), pin M (5) and harness12354672 circuit 773 terminal E2 (6) on starter ground stud (7).6. Did VTM read more than one ohm either time?YESNOTN1. Faulty VTM.2. Notify supervisor.0149 00-1
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