Ground Operation Switch; Rotation Switch; Boom Elevation Switch; Boom Extend/Retract Switch - Snorkel TB66JRT Operator's Manual

Chapter 6 – Controls
Boom Extend/Retract
Switch
Platform Rotation
Switch
Platform Level Switch

Rotation Switch

Throttle Switch
Note
On some machines it may be necessary to pause about
three seconds in the on position before going to start so
the starter can engage.
If the platform is to stay in a particular position for a long
time, turn the start switch to off to shut off the engine
and save fuel.

Ground Operation Switch

The ground operation switch (refer to Figure 6.2) is used
to operate the machine from the lower controls. The
switch is spring returned to the off position.
Hold the ground operation switch upward continually

to operate the machine from the lower controls.
The engine speed increases when the switch is

held upward.
Rotation Switch
The rotation switch (refer to Figure 6.2) is used to ro-
tate 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.
22
Boom Elevation
Switch
Control Selector

Jib Articulation Switch

Figure 6.2 – Lower Controls
Switch
Boom Speed
Knob
Emergency Stop Button
Engine/Emergency
Power Switch
Ground Operation
Switch
Start Switch
Circuit Breaker Reset Button

Boom Elevation Switch

The boom elevation switch (refer to Figure 6.2) is used
to raise or lower the main boom. The switch is spring
returned to the center off position.
Hold the switch up to raise the main boom.

Hold the switch down to lower the main boom.


Boom Extend/Retract Switch

The boom extend/retract switch (refer to Figure 6.2) is
used to extend or retract the booms. The switch is spring
returned to the center off position.
Hold the switch to the left to extend the tip boom.

Hold the switch to the right to retract the tip boom.

Jib Articulation Switch
The jib switch (refer to Figure 6.2) is used to raise or
lower the jib. The switch is spring returned to the center
off position.
Hold the switch up to raise the jib.

Hold the switch down to lower the jib.

TB66J – 0083740