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 KNOWN INFO TM 9-2320-366-20-2 POSSIBLE PROBLEMS 9. Faulty M1089 control panel wiring harness. Faulty jumper wire. Faulty wrecker air system. Is 24 VDC present at terminal block TB19? Replace M1089 control panel wiring harness (para 7-83) Voltage Test or STE/ICE-R Test #89 If 24 VDC is not present, M1089 control panel wiring harness is faulty. WARNING Read WARNING on following page. 2-1456.12 Change 1 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.