TM-9-2320-366-20-3 MTV Unit Maintenance Manual M1083 Series - Volume 3 Download
Page 338 of 1396
KNOWN INFO TEST OPTIONS REASON FOR QUESTION YES NO 2. Does underlift fold cylinder operate? Operational Test This question eliminates possible problems and determines where to continue troubleshooting. Notify DS Maintenance. Perform Wrecker Hydraulic System Troubleshooting task w5. M1089 STINGER/ TELESCOPIC LIFT CYLINDERS/FOLD CYLINDER/ RIGHT 30K WINCH DO NOT OPERATE. w9. M1089 RH 30K WINCH DOES NOT OPERATE (CONT) TM 9-2320-366-20-3 POSSIBLE PROBLEMS 2-2264.2 Change 2 Hydraulic tank oil level OK. MAIN WINCH RH FREESPOOL switch to OFF. MAIN WINCH RH FREESPOOL switch OK. Hydraulic tubes and fittings OK. Faulty lower main valve assembly. Faulty pressure relief valve assembly. Faulty RH 30K winch assembly.