TM-9-2320-366-20-2 MTV Unit Maintenance Manual M1083 Series - Volume 2 Download
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f10. WTEC II TRANSMISSION ECU PUSHBUTTON SHIFT SELECTOR (TEPSS) DISPLAYS MAIN CODE 57 AND ANY SUB CODE TM 9-2320-366-20-2 2-1640 Change 1 INITIAL SETUP Equipment Conditions Engine shut down (TM 9-2320-366-10-1). Tools and Special Tools Goggles, Industrial (Item 15, Appendix C) Tool Kit, Genl Mech (Item 46, Appendix C) Multimeter, Digital (Item 22, Appendix C) STE/ICE-R (Item 41, Appendix C) Pan, Drain (Item 24, Appendix C) Wrench, Torque, 0-200 lb-in. (Item 59, Appendix C) Wrench Set, Socket (Item 51, Appendix C) Materials/Parts Packing, Preformed (Item 197, Appendix G) Adapter, Straight, Pipe to Tube (Item 1.2, Appendix D) Adapter, Straight, Tube to Boss (Item 1.3, Appendix D) Hose Assembly, Nonmetallic (Item 24.13, Appendix D) Personnel Required (2) References TM 9-491-571-12&P 1. WARNING CAUTION Read WARNING and CAUTION on following page. YES Notify DS Maintenance. NO TEST OPTIONS Clutch Pressure Test or STE/ICE-R Test #50 REASON FOR QUESTION If there is pressure to C3 clutch when shift is made, DS Maintenance needs to be notified. KNOWN INFO Transmission oil level OK. Fuse OK. Batteries OK. WTEC II cab transmission harness OK. Transmission external wiring harness OK. POSSIBLE PROBLEMS Faulty control valve module. Faulty WTEC II TEPSS. Faulty C3 pressure switch. Is zero pressure present on C3 clutch when shift is made into affected range? START