TM-9-2320-365-20-1 LMTV Unit Maintenance Manual M1078 Series - Volume 1 Download
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1. Do any of the cab top marker lights illuminate? KNOWN INFO TEST OPTIONS POSSIBLE PROBLEMS YES NO 2. KNOWN INFO NO YES Is continuity present through lamp? POSSIBLE PROBLEMS e46. ONE OR MORE CAB TOP MARKER LIGHTS DO NOT ILLUMINATE TEST OPTIONS Continuity Test or STE/ICE-R Test #91 REASON FOR QUESTION Go to step 5 of this fault. Replace lamp (para 7-31). TM 9-2320-365-20-1 2-562 Change 1 Other marker lights illuminate. Faulty lamp. Faulty marker light assembly. Faulty cab clearance and marker lights cable assembly. Faulty M1081 cab clearance and marker lights upper cable assembly. Other marker lights illuminate. Lamp OK. Faulty lamp. Faulty marker light. Faulty RH door and cab marker lights cable assembly. Operational Test REASON FOR QUESTION This question eliminates possible problems and determines where troubleshooting continues. If continuity is not present, lamp is faulty. Tools and Special Tools Tool Kit, Genl Mech (Item 44, Appendix C) STE/ICR-R (Item 39, Appendix C) Multimeter, Digital (Item 22, Appendix C) References TM 9-4910-571-12&P INITIAL SETUP Equipment Conditions Engine shut down (TM 9-23230-365-10). Personnel Required (2) Materials/Parts Lockwasher (4) (Item 71, Appendix G) Gasket (2) (Item 28, Appendix G) Wire, Elec, 50 ft (Item 77, Appendix D) START