TM 9-4940-568-34
3-60
3-17. BOOM BASE SECTION REPLACEMENT
THIS TASK COVERS:
a. Removal
b. Installation
INITIAL SETUP
Tools
Tool Kit, General Mechanics
(Item 67, Appendix F)
Materials/Parts
Sealing compound (Item 29, Appendix B)
Personnel Required
1 Assistant
Equipment Condition
FRS unloaded, crane in operating position
(TM 9-4940-568-10).
Hoist tubing and hoses removed, (para 3-43
and 3-44).
Boom fly section removed, (para 3-16).
Boom mid section and telescopic cylinder
removed, (para 3-15).
Overload shutdown removed, (para 3-27).
Hoist proximity sensor removed, (para 3-23).
Hoist assembly removed, (para 3-26).
a.
Removal
WARNING
To prevent personal injury, ex-
treme care must be taken to prop-
erly handle heavy overhead ob-
jects. Make sure all slings and
straps are safe to use and are se-
cured properly. Make sure there
are no obstacles in the way. Keep
clear of all suspended loads.
NOTE
Left and right rivet eyebolts are
removed the same way. Right
side shown.
Perform Steps (1 and 2) for left
and right side rivet eyebolts (4).
(1) Attach lifting device and remove screw
(1), washer (2), and bushing (3) from
rivet eyebolt (4).
(2) Remove rivet eyebolt (4) from pivot
shaft (5).