16-36. M1089 BOOM BASE SECTION REPLACEMENT
This task covers:
c. Follow-On Maintenance
Boom positioned on boom rest (TM 9-2320-366-
Boom fly section removed (para 16-34).
Boom mid section and telescopic cylinder removed
Overload shutdown removed (para 16-52).
Proximity switch removed (para 16-45).
Hoist assembly removed (para 16-43).
Tension load cell removed (para 16-46).
Hoist tubing and hoses removed (TM 9-2320-366-
Tools and Special Tools
Tool Kit, Genl Mech (Item 78, Appendix B)
Wrench, Torque, 0-600 lb-ft (Item 97, Appendix B)
Sling, Cargo (Item 56, Appendix B)
Wrench Set, Socket (Item 84, Appendix B)
Sealing Compound (Item 76, Appendix C)
Boom base section weighs approximately
540 lbs (245 kgs). Attach a suitable lifting
device prior to removal. Failure to comply
may result in serious injury or death to
personnel or damage to equipment.
Personnel must stand clear during lifting
operations. Failure to comply may result in
serious injury or death to personnel.
Left and right rivet eyebolts are removed the
same way. Right side shown.
(1) Remove screw (1), washer (2), and bushing (3) from
rivet eyebolt (4).
(2) Remove rivet eyebolt (4) from pivot shaft (5).
(3) Perform Steps (1) and (2) on left side rivet eyebolt.