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TM 9-2320-364-10
2-733
Mast must be fully extended or damage to equipment may
result.
(f)
Refer to Para 2-30 Crane Operations and raise the crane to operating
position using only the manual controls, and holding each respective
control fully open in the appropriate direction until the crane function
responds (Para 2-30a). Perform the following operations (g) through
(l) in specified sequence for 10 minutes.
(g)
Lower the hook block to ground and raise to 2 ft. (0.61 m) from boom
nose.
(h)
Raise the boom to maximum elevation 50 degrees.
(i)
Telescope the boom out fully while operating hoist down to prevent
hook block from contacting boom nose.
(j)
Fully retract the boom, while operating hoist up to keep hook block
approximately 2 ft. (0.61 m) from boom nose.
(k)
Lower the boom to horizontal.
(l)
Rotate the crane fully counterclockwise (180 degrees) and rotate back
fully clockwise.
NOTE
Perform Steps (m) and (n) if using remote control.
(m) Connect the remote control (Para 2-31).
(n)
Attempt to operate all crane functions by remote control (Para 2-31),
without connecting to load. If any crane function fails to respond,
continue to exercise the specific function using the manual control,
until it responds to the remote control.
(o)
Continue with operation of crane (Para 2-31).
(p)
When crane operation is completed, disconnect and stow remote
control and cable (if used), and shut down crane (Para 2-31).
(q)
Push in manual override knob on the main hydraulic pressure valve
and turn clockwise until it locks in (Para 2-31).
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