TM-9-2320-366-34-4 MTV Direct Maintenance Manual M1083 Series - Volume 4 Download
Page 400 of 796
TM 9-2320-366-34-4 Section II. MAINTENANCE PROCEDURES 25-2. M1089 LIFT CYLINDER REPAIR This task covers: a. Disassembly b. Cleaning/Inspection c. Assembly INITIAL SETUP Tools and Special Tools Tool Kit, Genl Mech (Item 78, Appendix B) Wrench, Torque, 0-175 lb-ft (Item 92, Appendix B) Hammer, Non-Sparking (Item 32, Appendix B) Goggles, Industrial (Item 28, Appendix B) Vise, Machinists (Item 82, Appendix B) Pan, Drain (Item 43, Appendix B) Gloves, Rubber (Item 26, Appendix B) Caps, Vise Jaw (Item 12, Appendix B) Materials/Parts Kit, Repair (Item 99, Appendix F) Kit, Repair (Item 102, Appendix F) Rag, Wiping (Item 60, Appendix C) Lubricating Oil, Engine (Item 46, Appendix C) Solvent, Dry Cleaning (Item 83, Appendix C) Personnel Required (2) a. Disassembly. WARNING Lift cylinder weighs approximately 180 lbs (82 kgs). The aid of an assistant is required to safely move it. Failure to comply may result in injury to personnel or damage to equipment. NOTE Step (1) requires the aid of an assistant. (1) Position cylinder barrel (1) in vise. (2) Place drain pan under cylinder barrel (1). (3) Remove setscrew (2) and retaining ring (3) from cylinder barrel (1). (4) Remove cartridge holding valve (4) from cylinder barrel (1). (5) Remove three back-up rings (5) and preformed packings (6) from cartridge holding valve (4). Discard back-up rings and preformed packings. 25-2