TM-9-2320-280-34 HMMWV Direct Support & General Support Maintenance Manual Download
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17-14. TRANSMISSION DISASSEMBLY INTO SUBASSEMBLIES (4L80-E) INITIAL SETUP: Applicable Models M997A2, M1025A2, M1035A2, M1043A2, M1045A2, M1097A2, M1123 Tools General mechanic’s tool kit: automotive (Appendix G, Item 1) Dial indicator (Appendix G, Item 95) Special Tools Transmission holding fixture (Appendix G, Item 29) Transmission holding fixture base (Appendix G, Item 30) Adapter (Appendix G, Item 41) Slide hammer adapter (Appendix G, Item 32) Oil pump remover/installer (Appendix G, Item 43) Special Tools (Cont’d) Torx adapter (Appendix G, Item 28) Gear unit remover/installer Appendix G, Item 44) Personnel Required One mechanic One assistant Equipment Condition Transmission prepared for disassembly (para. 7-10). General Safety Instructions Torque converter must be supported during removal. Maintenance Level General support TM 9-2320-280-34 Change 1 17-63 This task covers: a. Torque Converter b. Holding Fixture c. Speed Sensors d. Oil Pan and Filter Assembly e. Control Valve Assembly (1995 - 1996) e.1.Control Valve Assembly (1997 - 1998) f. Front Servo g. Rear Servo h. Parking Lock Pawl and Actuator Assembly i. Front End Play Check (Measured) j. Rear Unit End Play Check (Measured) k. Pump Assembly l. Turbine Shaft and Overdrive Carrier Assembly m. Forward Clutch Assembly n. Direct Clutch Assembly o. Intermediate Clutch Assembly p. Gear Unit Assembly and Rear Band q. Center Support Assembly a. Torque Converter WARNING Torque converter must be supported during removal and installation. Failure to do this may cause injury to personnel or damage to equipment. NOTE Be certain torque converter turns freely. Record any abnormal looseness or noises. Remove torque converter (2) from transmission (1).