TM-9-2320-366-20-3 MTV Unit Maintenance Manual M1083 Series - Volume 3 Download
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KNOWN INFO WARNING Read WARNING on following page. YES NO TEST OPTIONS REASON FOR QUESTION Air Pressure Test STE/ICE-R Test #50 3. Replace air hose (para 23-5). If 75-120 PSI (518-827 kPa) is not present, air hose is faulty. Is 75-120 PSI (518-827 kPa) present at input fitting of M1089 30K winch manifold assembly? aa4. MAIN WINCH LH AND RH FREESPOOLS DO NOT OPERATE (CONT) TM 9-2320-366-20-3 2-2428.4 Change 1 LH and RH 30K winches operates. STATION SELECTOR switch to WRECKER CONTROL PANEL. MODE SELECTOR SWITCH to NORMAL. MAIN WINCH LH and RH SPEED switch operates. Terminal block jumper OK. Pressure protection valve OK. POSSIBLE PROBLEMS Faulty air hose. Faulty M1089 30K winch manifold assembly. Faulty M1089 30K winch pneumatic manifold assembly.