Snorkel A46JRT - Manual (Page 12)

Controls and Indicators
10 A46JRT – 0260228
Rotation Switch
The rotation switch (refer to Figure 4) is used to rotate the
turntable in a clockwise or counterclockwise direction. The
switch is spring returned to the center off position.
Hold the switch to the right to rotate the turntable
counterclockwise.
Hold the switch to the left to rotate the turntable
clockwise.
Riser Switch
The riser switch (refer to Figure 4) is used to raise or
lower the riser booms. The switch is spring returned to
the center off position.
Hold the switch upward to raise the riser booms.
Hold the switch downward to lower the riser booms.
Boom Elevation Switch
The boom elevation switch (refer to Figure 4) is used
to raise or lower the main boom. The switch is spring
returned to the center off position.
Hold the switch upward to raise the main boom.
Hold the switch downward to lower the main boom.
Boom Extension Switch
The boom extension switch (refer to Figure 4) is used to
extend or retract the booms. The switch is spring returned
to the center off position.
Hold the switch downward to extend the booms.
Hold the switch upward to retract the booms.
Jib Articulation Switch
The jib articulation switch (refer to Figure 4) is used to
raise or lower the jib. The switch is spring returned to the
center off position.
Hold the switch upward to raise the jib.
Hold the switch downward to lower the jib.
Platform Level Switch
The platform level switch (refer to Figure 4) is used to level
the platform floor with respect to the ground. The switch
is spring returned to the center off position.
Hold the switch up to tilt the platform floor upward or
away from the ground.
Hold the switch downward to tilt the platform floor
downward or toward the ground.
Platform Rotation Switch
The platform rotation switch (refer to Figure 4) is used to
rotate the platform relative to the end of the tip boom. The
switch is spring returned to the center off position.
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Hold the switch to the right to rotate the platform
counterclockwise.
Hold the switch to the left to rotate the platform clock-
wise.
Engine/Emergency Power Switch
The engine/emergency power switch (refer to Figure 4)
is used to operate turntable, boom, and platform func-
tions using the emergency power system. The switch is
spring returned to the engine position for aerial platform
engine operation.
Caution
The emergency power system is for emergency low-
ering and stowing only. The length of time the pump
can be operated depends on the capacity of the bat-
tery. Do not use this system for normal operation.
Hold the engine/emergency power switch downward
in the direction of the white arrow to activate the
emergency power system.
Release the switch to disengage the emergency power
system.
If the engine is running, it will stop when the switch is
placed in the emergency power position.
Horn Switch
The horn switch is to the right of the emergency stop but-
ton on the upper control panel (refer to Figure 4).
Hold the switch upward to sound the horn.
Platform Foot Switch
The upper controls are interlocked through the platform
foot switch.
Step down on and hold the platform foot switch to activate
the drive and boom functions from the upper controls.
AC Generator Switch
The switch for the optional AC generator is located on
the front of the upper control panel.
With the engine running, place the switch in the generator
position to provide electrical power to the electrical outlet
at the platform. Return the switch to the off position to turn
off the generator and resume machine operation.
Machine functions will not operate while the switch is in
the generator position.
Hydraulic Oil Warm-Up Switch
The optional hydraulic fluid warm-up switch is used to
warm the hydraulic fluid when the ambient temperature
is below 0°C (32°F) and boom movement is sluggish
because of cold fluid.
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