TM-9-2320-366-20-2 MTV Unit Maintenance Manual M1083 Series - Volume 2 Download
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TEST OPTIONS REASON FOR QUESTION YES NO Is continuity present between terminal blocks TBC(1), TBC(2), TBC(3), TBC(4) and TBC(5)? Continuity Test or STE/ICE-R Test #91 KNOWN INFO TM 9-2320-366-20-2 Replace jumper wire between terminal blocks that continuity is not present (para 7-33). If continuity is not present, jumper wires is faulty. If continuity is present, wrecker air system is faulty. POSSIBLE PROBLEMS Faulty jumper wire. Faulty wrecker air system. 10. 2-1456.14 Change 1 Perform Wrecker Air System Troubleshooting task aa4. M1089 LH And RH 30K Winch FREESPOOL Do Not Operate. e140. MAIN WINCH LH OR RH FREESPOOL SWITCH DOES NOT OPERATE FROM WRECKER CONTROL PANEL (CONT) 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. M1089 control panel wiring harness OK.