From ground control box 8-4, From ground control box, 8-4, Switch illustration, 8-4 – Snorkel AB46J User Manual
Page 54: From ground control box -4, Operation
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From Ground Control Box
Each of the ways the platform can move is shown
in the following photograph and switch illustration:
The photograph shows the platform switches that
cause the platform or booms to move.
These platform-moving switches, (1 through 7),
will produce the movement as indicated by the
illustration's to the right.
Although the Ground Operation switch (8) is not
a platform moving-switch, its use is required
whenever any of the other switches is operated.
You must hold the Ground Operation switch
(8) up when you use any of the platform-moving
switches (1 through 7) to move the platform.
This is a safety feature to prevent the platform
from moving if a single platform-moving switch
is accidentally pushed.
Ground control box operation
platform-moving switch illustration:
page 8 - 4
AB46J – 0163187
8. Operation
EXTEND
RETRACT
RISER LIFT
UP
DOWN
JIB
UP
DOWN
SWING
CW
CCW
PLATFORM ROTATE
CW
CCW
GROUND OPERATION
HOLD UP
TO
OPERATE
MACHINE
IDLE - NO
MACHINE
FUNCTIONS
UP
DOWN
MAIN BOOM LIFT
PLATFORM LEVEL
UP
DOWN
1. Main Boom Lift
2. Extend/Retract
4. Turntable Swing
6. Platform Rotation
8. Ground Operation
3. Jib Boom
5. Platform Level
7. Riser Lift