TM 9-2320-366-34-3
16-53. M1089 SWING DRIVE 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
MHC rotated to access swing drive gear
(TM 9-2320-366-10-2).
Engine shutdown (TM 9-2320-366-10-1).
Hydraulic reservoir supply valve and return valve
closed (TM 9-2320-366-10-2).
Cross relief valve removed (para 16-54).
Hydraulic orbit motor removed (para 16-55).
Tools and Special Tools
Tool Kit, Genl Mech (Item 78, Appendix B)
Wrench, Torque 0-175 lb-ft (Item 92, Appendix B)
Goggles, Industrial (Item 28, Appendix B)
Bracket, Swing Drive Assembly (Item 23,
Appendix D)
Gloves, Rubber (Item 26, Appendix B)
Pan, Drain (Item 43, Appendix B)
Tools and Special Tools (Cont)
Socket Tool, Spanner (Item 19, Appendix D)
Materials/Parts
Cap and Plug Set (Item 17, Appendix C)
Rag, Wiping (Item 60, Appendix C)
Sealing Compound (Item 76, Appendix C)
Lubricating Oil, Gear (Item 52, Appendix C)
Packing, Preformed (Item 236, Appendix F)
Retainer, Packing (2) (Item 352, Appendix F)
Packing, Preformed (2) (Item 226, Appendix F)
Packing, Preformed (Item 267, Appendix F)
Retainer, Packing (Item 353, Appendix F)
Lockwasher (16) (Item 140, Appendix F)
Seal, Plain Encased (Item 392, Appendix F)
Lockwasher (Item 127, Appendix F)
Personnel Required
(3)
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 connections to prevent
contamination of hydraulic system. Failure to
comply may result in damage to equipment.
(1) Remove oil fill pipe (1) from oil fill pipe hole (2).
(2) Install plug (3) in oil fill pipe hole (2).
16-278
