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 16-61. M1089 MANUAL OVERRIDE VALVE REPLACEMENT This task covers: a. Removal b. Installation c. Follow-On Maintenance INITIAL SETUP Equipment Conditions Engine shut down (TM 9-2320-366-10-1). Batteries disconnected (TM 9-2320-366-20-3). Hydraulic reservoir supply valve and return valve closed (TM 9-2320-366-10-2). Tools and Special Tools Tool Kit, Genl Mech (Item 78, Appendix B) Pan, Drain (Item 43, Appendix B) Materials/Parts Cap and Plug Set (Item 17, Appendix C) Lockwasher (2) (Item 139, Appendix F) Packing, Preformed (2) (Item 231, Appendix F) Packing, Preformed (2) (Item 237, Appendix F) Dispenser, Pressure Sensitive Adhesive Tape (Item 30, Appendix C) Sealing Compound (Item 76, Appendix C) a. Removal. (1) Disconnect electrical connector O (1) from manual override valve (2). (2) Place drain pan under manual override valve (2). CAUTION Cap or plug hydraulic hoses and connection points 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. (3) Disconnect hydraulic hoses (3 and 4) from manual override valve (2). 16-339