TM-9-2320-366-34-3 MTV Direct Maintenance Manual M1083 Series - Volume 3 Download
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TM 9-2320-366-34-3 16-73. M1089 TELESCOPIC LIFT CYLINDER COUNTERBALANCE VALVE REPLACEMENT This task covers: a. Removal b. Installation c. Adjustment d. Follow-On Maintenance INITIAL SETUP Equipment Conditions Underlift crossbar lowered to ground (TM 9-2320-366- 10-2). Hydraulic reservoir supply and return valve closed (TM 9-2320-366-10-2). Tools and Special Tools Tool Kit, Genl Mech (Item 78, Appendix B) Wrench, Torque, 0-175 lb-ft (Item 92, Appendix B) Wrench Set, Crowfoot, Ratcheting (TM 9-2320-366-20) Goggles, Industrial (Item 28, Appendix B) Tools and Special Tools (Cont) STE/ICE-R (Item 70, Appendix B) Materials/Parts Cap and Plug Set (Item 17, Appendix C) Tee, Pipe to Tube (Item 88, Appendix C) Dispenser, Pressure Sensitive Adhesive Tape (Item 30, Appendix C) Nut, Self-locking (2) (Item 181, Appendix F) Packing, Preformed (Item 237, Appendix F) Packing, Preformed (Item 229, Appendix F) Packing, Preformed (Item 236, Appendix F) WARNING Wear appropriate eye protection when working under vehicle due to the possibility of falling debris. Failure to comply may result in injury to personnel. a. Removal. CAUTION Cap or plug hydraulic hoses and fittings to prevent contamination of hydraulic system. Failure to comply may result in damage to equipment. NOTE · Tag hydraulic hoses and connection points prior to disconnecting. · Left and right side counterbalance valves are removed the same way. Left side shown. (1) Disconnect hose (1) from 90-degree fitting (2). (2) Disconnect hose (3) from 90-degree fitting (4). (3) Disconnect hose (5) from 90-degree fitting (6). 16-438