TM-9-2320-366-20-2 MTV Unit Maintenance Manual M1083 Series - Volume 2 Download
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1. KNOWN INFO TEST OPTIONS Operational Test REASON FOR QUESTION This question eliminates possible problems and determines where troubleshooting continues. YES NO Go to step 5 of this fault. POSSIBLE PROBLEMS TM 9-2320-366-20-2 2-1452 Change 1 INITIAL SETUP Equipment Conditions Engine shut down (TM 9-2320-366-10-1). Wrecker control panel top cover removed (para 14-4). Personnel Required (2) Tools and Special Tools Tool Kit, Genl Mech (Item 46, Appendix C) Multimeter, Digital (Item 22, Appendix C) STE/ICE-R (Item 41, Appendix C) Gloves, Welder's (Item 14, Appendix C) References TM 9-4910-571-12&P START WARNING CAUTION Read WARNING and CAUTION on following page. LH and RH winches operate from wrecker control panel. Circuit breaker CB50 OK. STATION SELECTOR switch to WRECKER CONTROL PANEL. MODE SELECTOR SWITCH to NORMAL. MAIN WINCH LH and RH SPEED switches operate. e140. MAIN WINCH LH OR RH FREESPOOL SWITCH DOES NOT OPERATE FROM WRECKER CONTROL PANEL Faulty MAIN WINCH LH FREESPOOL switch. Faulty MAIN WINCH RH FREESPOOL switch. Faulty M1089 control panel wiring harness. Faulty M1089 30K winch control wiring harness. Faulty jumper wire. Faulty 30K winch pneumatic manifold solenoid L17. Faulty 30K winch pneumatic manifold solenoid L19. Faulty wrecker air system. Does LH 30K winch freespool?