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4.2.8 Raising and lowering the tower boom
To raise or lower the tower boom, position the Tower Boom Lift to Up or Down
until the desired height is reached.
4.2.9 Raising and lowering the jib
To raise or lower the jib, position the Jib Lift to Up or Down until the desired height is reached.
4.2.10 Emergency stop
Push in the red Emergency Stop button on Ground or Platform Controls to off position
to shut off all the functions. Repair any function that operates when red Main Power
Switch Button and Emergency Stop button are pushed in at the same time.
4.2.11 Auxiliary power
When operating on auxiliary power, do not operate more than one function at a time.
Compound operation is beyond the capability of auxiliary pump motor.
A toggle type auxiliary power control switch is located on the platform control station and another
is located on the ground control station. Operation of either switch turns on the electrically driven
auxiliary pump will operate Upper boom lift, telescope, turntable rotate, jib lift, platform level
and platform swing.
Activating from the Platform Control Station:
a)
Turn Platform/Ground Select switch to Ground;
b)
Pull the Power/Emergency Stop switch to On;
c)
Position Auxiliary Power switch to On and hold;
d)
Depress and hold foot switch;
e)
Operate appropriate control switch, lever or controller for desired function and hold;
f)
Release Auxiliary Power switch, selected control switch, level or controller, and foot switch;
g)
Position Power/Emergency Stop to Off.
Activating from the Ground Control Station
a)
Position Platform/Ground select Key Switch to Ground;
b)
Pull the Power/Emergency Stop switch to Off;
c)
Pull the Power/Emergency Stop switch On an hold;
4-6
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