TM-9-2320-366-20-3 MTV Unit Maintenance Manual M1083 Series - Volume 3 Download
Page 464 of 1396
KNOWN INFO WARNING Read WARNING on following page. YES NO TEST OPTIONS Air Pressure Test STE/ICE-R Test #50 POSSIBLE PROBLEMS 1. REASON FOR QUESTION START Is 75-120 PSI (518-837 kPa) present at input tee fitting on pressure regulator valve? Go to step 5 of this fault. This question eliminates possible problems and determines where troubleshooting continues. Faulty pressure protection valve. Faulty air hose. Faulty M1089 30K winch manifold assembly. Faulty M1089 30K winch pneumatic manifold assembly. NOTE aa4. MAIN WINCH LH AND RH FREESPOOLS DO NOT OPERATE Tools and Special Tools Tool Kit, Genl Mech (Item 46, Appendix C) STE/ICE-R (Item 41, Appendix C) M1089 30K Winch Pneumatic Test Adapter (Item 25, Appendix E) M1089 30K Winch Test Adapter (Item 7, Appendix E) Goggles, Industrial (Item 15, Appendix C) Material/Parts Tape, Antiseizing (Item 66, Appendix D) Perform Electrical System Troubleshooting task e140. Main Winch LH or RH Freespool Switch Does Not Operate prior to beginning this task. TM 9-2320-366-20-3 2-2428 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. INITIAL SETUP Equipment Conditions Engine shut down (TM 9-2320- 366-10-1). Air tanks drained (TM 9-2320-366-10-1). Personnel Required (2) References TM 9-4910-571-12&P