Snorkel T46JRT - Manual (Page 10)

Controls and Indicators
8 T40RT/T46JRT – 1430001
Battery Disconnect Switch
The battery disconnect is located at the right front of the
turntable (refer to Figure 2).
The battery disconnect removes electrical power from all
electrically controlled functions when in the off position.
Place the switch in the on position to electrically con-
nect the battery to the electrical system.
Caution
Only authorized personnel should operate the aerial
platform. Unqualified personnel may cause injury
to coworkers or property damage. Lock the battery
disconnect switch in the off position before leaving
the aerial platform unattended.
Lock the battery disconnect switch in the off position
to prevent unauthorized use of the aerial platform.
Lower Controls
The lower controls (refer to Figure 3) are located on the
left side of the turntable. Boom and platform functions
can be operated from the lower controls.
Emergency Stop Button
The emergency stop (refer to Figure 3) is a two-position,
red push button.
Push the button inward to disconnect power to all
control circuits.
Pull the button outward to restore power.
Controls Selector Switch
Use the controls switch (refer to Figure 3) to select be-
tween lower control and upper control operation.
Place the switch in the upward position to operate the
aerial platform from the upper controls.
Place the switch in the downward position for lower
control operation.
An alarm sounds when the switch is turned on to warn
others that the machine engine is being started.
Preheat Button
The preheat button (refer to Figure 3) is a two-position,
black push button. This button operates the glow plugs
to aid in starting the engine when the start switch is in
the on position.
When the engine is warmed up or the ambient tem-
perature is above 10°C (50°F), it is not necessary to
operate the glow plugs before starting the engine.
When the ambient temperature range is 10°C (50°F)
to -5°C (23°F), press and hold the preheat button for
five seconds before starting the engine.
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When the ambient temperature is below -5°C (23°F),
press and hold the preheat button for ten seconds
before starting the engine.
Start Button
The start button (refer to Figure 3) works like an automo-
bile ignition switch.
Push the start button until the engine starts, then
release it to on.
If the engine dies, the control switch must be turned
to off before the engine can be restarted.
Ground Operation Switch
Hold the ground operation switch (refer to Figure 3) up-
ward continually to operate the machine from the lower
controls. The engine speed increases when the switch
is held upward. This switch is spring returned to the off
position.
Rotation Switch
The rotation switch (refer to Figure 3) 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.
Boom Elevation Switch
The boom elevation switch (refer to Figure 3) 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 3) is used to
extend or retract the booms. The switch is spring returned
to the center off position.
Hold the switch to the right to extend the boom.
Hold the switch to the left to retract the boom.
Jib Articulation Switch – T46JRT
The jib switch (refer to Figure 3) 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 3) is used to level
the platform floor with respect to the ground. The switch
is spring returned to the center off position.
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