TM 9-2320-366-34-3
16-83. M1089 UPPER CONTROL VALVE ASSEMBLY REPLACEMENT/REPAIR
This task covers:
a. Removal
b. Disassembly
c. Cleaning/Inspection
d. Assembly
e. Installation
f. Follow-On Maintenance
INITIAL SETUP
Equipment Conditions
Batteries disconnected (TM 9-2320-366-20-3).
Control panel assembly covers removed (TM 9-
2320-366-20-5).
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)
Goggles, Industrial (Item 28, Appendix B)
Pan, Drain (Item 43, Appendix B)
Vise, Machinist (Item 82, Appendix B)
Caps, Vise Jaw (Item 12, Appendix B)
Materials/Parts
Dispenser, Pressure Sensitive Adhesive Tape (Item 30,
Appendix C)
Pin, Cotter (2) (Item 332, Appendix F)
Packing, Preformed (4) (Item 232, Appendix F)
Packing, Preformed (2) (Item 230, Appendix F)
Packing, Preformed (6) (Item 237, Appendix F)
Parts Kit, Seal Replacement (Item 313.3, Appendix F)
Parts Kit, Seal Replacement (Item 313.1, Appendix F)
Parts Kit, Seal Replacement (4) (Item 313.2, Appendix
F)
Lubricating Oil, Engine (Item 45, Appendix C)
Tape, Antiseizing (Item 85, Appendix C)
Sealing Compound (Item 76.2, Appendix C)
Sealing Compound (Item 71.1, Appendix C)
Personnel Required
(2)
a. Removal.
(1) Remove two cotter pins (1) from rod (2). Discard cotter
pins.
(2) Position rod (2) to the left past handle (3).
16-502
Change 1
