TM 9--2350--292--20--10117 00--1STOPLIGHTS FAIL TO OPERATE.0117 00THIS WORK PACKAGE COVERS:Stoplights Fail To OperateINITIAL SETUP:Tools and Special ToolsGeneral mechanic’s tool kit (item 1, WP 0717 00)Multimeter (item 84, WP 0717 00)Equipment ConditionsVehicle MASTER switch OFF (TM 9--2350--292--10)APU cover removed (WP 0413 00)Personnel RequiredTwo1. Remove left and right stoplight door assembliesand stoplight lamps (WP 0276 00).2. Turn MASTER switch ON and main light switchto STOPLIGHT position (TM 9--2350--292--10).3. Place red multimeter lead on stoplight lampholder contact and black lead to ground.Check for voltage.4. Turn MASTER switch and main light switch toOFF (TM 9--2350--292--10).noyesReplace stoplight lamp (WP 0276 00).Verify fault is corrected.noyesReplace stoplight switch(WP 0250 00). Verify faultis corrected.ABCONTINUED ON NEXT PAGE1. Remove subfloor plate #16 (WP 0454 00).2. Disconnect two circuit 75 wires of harness4W105 from stoplight switch (WP 0250 00).3. Place one multimeter lead in one stoplightswitch connector and place the other lead in theother stoplight switch connector.4. Lock brake pedal (TM 9--2350--292--10). Checkfor continuity.5. Release brake pedal (TM 9--2350--292--10) andcheck for continuity.Is continuity present when brake pedal is locked and notpresent when brake pedal is released?Is 24 V dc present?WARNINGRemove rings, bracelets, wristwatches,and neck chains before working on anyvehicle. Jewelry can catch on equip-ment and cause injury, or may shortacross an electrical circuit and causesevere burns or electrical shock.
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