TM 9-2350-277-20-1BLACKOUT DRIVE LIGHT DOESN’T WORK 0030 00INITIAL SETUP:Maintenance LevelUnitTools and Special ToolsGeneral Mechanic’s Tool Kit (WP 0926 00, Item 65)Multimeter (WP 0926 00, Item 30)Personnel RequiredUnit Mechanic 63T10Helper (H)ReferencesSee your -10Equipment ConditionEngine stopped (see your -10)Carrier blocked (see your -10)IR/BO selector on BOT1. Operate exterior lights in all positions (see your -10).2. Do any exterior lights operate in any lighting control switchpositions?YESNOTN1. See task: no exterior lights operate(WP 0029 00).Y1. Remove harness 12349881 plug (1) from BO DRIVE light jack(2).2. Check continuity between BO DRIVE light jack (2) and ground.3. Read multimeter. Is there any continuity?YESNOYN1. Install harness 12349881 plug on BODRIVE light.2. Replace BO DRIVE light bulb(WP 0306 00).3. Verify no faults found.2Y1. Does multimeter read more than 0 ohms?YESNO2YN1. Replace BO DRIVE light assembly(WP 0305 00).2. Verify no faults found.0030 00-1
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