TM 9-4940-568-34
3-52
3-15. BOOM MID SECTION AND TELESCOPIC CYLINDER REPLACEMENT/
ADJUSTMENT (Continued)
(3) Loosen jam nut (7) on setscrew (8).
(4) Loosen setscrew (8) at outer end of
boom base section (6).
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.
(5) Attach lifting device and guide line to
boom mid section (9) and telescopic
cylinder (3).
(6) With help from assistant, remove boom
mid section (9) and telescopic cylinder
(3) from boom base section (6).
(7) With help from assistant, remove screw
(10) and cylinder retainer bar (11) from
boom mid section (9).
(8) Attach lifting device to telescopic
cylinder (3) and remove telescopic
cylinder (3) from boom mid section (9).
NOTE
Note position of wear pads (12
and 14) prior to removal to
ensure proper installation.
(9) Remove two wear pads (12) from outer
end of boom base section (6).
