TM 9-2320-366-34-3
16-35. M1089 BOOM MID SECTION AND TELESCOPIC CYLINDER REPLACEMENT/
ADJUSTMENT
This task covers:
a. Removal
b. Cleaning/Inspection
c. Installation
d. Adjustment
e. Follow-On Maintenance
INITIAL SETUP
Equipment Conditions
Boom positioned over rear of vehicle with
boom mid section fully extended (TM 9-2320-
366-10-2).
Hydraulic reservoir supply valve and return
valve closed (TM 9-2320-366-10-2).
Boom fly section removed (para 16-34).
Tools and Special Tools
Tool Kit, Genl Mech (Item 78, Appendix B)
Sling, Cargo (Item 56, Appendix B)
Wrench, Torque, 0-600 lb-ft (Item 97,
Appendix B)
Gloves, Rubber (Item 26, Appendix B)
Wrench Set, Socket (Item 84, Appendix B)
Materials/Parts
Cap and Plug Set (Item 17, Appendix C)
Rope, Fibrous (Item 62, Appendix C)
Grease, Ord, Extreme Pressure (Item 38, Appendix C)
Rag, Wiping, (Item 60, Appendix C)
Solvent, Dry Cleaning (Item 83, Appendix C)
Sealing Compound (Item 76, Appendix C)
Dispenser, Pressure Sensitive Adhesive Tape (Item 30,
Appendix C)
Packing, Preformed (2) (Item 231, Appendix F)
Packing, Preformed (2) (Item 236, Appendix F)
Personnel Required
(2)
a. Removal.
CAUTION
Cap or plug hydraulic connections 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.
(1) Disconnect hoses (1 and 2) from telescopic cylinder (3).
(2) Remove four screws (4) and washers (5) from boom
base section (6).
16-195
