TM 9-4940-568-34
3-56
3-16. BOOM FLY SECTION REPLACEMENT/ADJUSTMENT
THIS TASK COVERS:
a. Removal
b. Installation
c. Adjustment
INITIAL SETUP
Tools
Tool Kit, General Mechanic’s
(Item 67, Appendix F)
Materials/Parts
Grease (item 43, Appendix B)
Sealing compound (Item 29, Appendix B)
Pin, cotter (4) (Item 129, Appendix E)
Personnel Required
1 Assistant
Equipment Condition
FRS unloaded, (TM 9-4940-568-10).
Boom positioned with boom mid section fully
extended , (TM 9-4940-568-10).
Hook block assembly removed, (para 5-6).
Boom sheave removed, (para 5-7).
a.
Removal
CAUTION
Overload shutdown cable is on a
tension reel. Allow cable to
rewind slowly. Failure to comply
may
result
in
damage
to
equipment.
(1) Disconnect overload shutdown cable
eye (1) from screw (2).
(2) Remove and discard four cotter pins (3)
from two shafts (4).
(3) Remove two shafts (4) from boom fly
section (5).
(4) Loosen jam nut (6) on setscrew (7).
(5) Loosen setscrew (7) at outer end of
boom mid section (8).
