TM-9-2320-366-34-1 MTV Direct Maintenance Manual M1083 Series - Volume 1 Download
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KNOWN INFO REASON FOR QUESTION YES NO TEST OPTIONS 2. Pressure Test or STE/ICE-R Test #51 POSSIBLE PROBLEMS h6. M1089 RH 30K WINCH DOES NOT OPERATE (CONT) Hydraulic tank oil level OK. MAIN WINCH RH FREE SPOOL switch to OFF. MAIN WINCH RH FREE SPOOL switch OK. MAIN WINCH RH FREE SPOOL solenoid valve OK. LH 30K winch operates. Hydraulic tubes and fittings OK. LH and RH stifflegs OK. M1089 linear directional control valve OK. Faulty lower main valve assembly. Faulty RH 30K winch assembly. Faulty pressure relief valve assembly. Repair or replace lower main valve assembly (para 16-84). Is pressure between 2,950-3,050 PSI (20,340-21,030 kPa) at output of lower main valve assembly? If pressure is not between 2,950-3,050 PSI (20,340-21,030 kPa), lower main valve assembly is faulty. TM 9-2320-366-34-1 2-1006.2 Change 1