Snorkel TB37 2001 - Manual (Page 23)

Boom Extend/Retract Switch
The boom extend/retract switch is used to extend or re-
tract the tip boom. The switch is spring returned to the
center off position.
Hold the switch down to extend the tip boom. Hold the
switch up to retract the tip boom.
Level Switch
The level switch is used to level the platform floor with re-
spect 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 down to tilt the platform
floor downward or toward the ground.
Steer Switch
The steer switch is used to steer right and left. The
switch is spring returned to the center off position. The
steering and drive functions may be operated simulta-
neously.
Note
The steering wheels are not self-centering. Set the
steering wheels straight ahead after completing a turn.
Hold the switch to the right to turn right and to the left to
turn left as indicated by the directional arrows on the
chassis.
Drive Joystick
The drive joystick is used to control forward and reverse
motion of the aerial platform.
Hold the joystick forward to move the aerial platform for-
ward and backward to move in reverse as indicated by
the directional arrows on the chassis.
Drive Range Switch
The drive range switch has two positions to select drive
wheel operation:
● HI—high speed and low torque operation.
● LO—low speed and high torque operation.
Engine/Emergency Power Switch
Place the switch in the engine position for aerial plat-
form engine operation.
Place the switch in the emergency power position to op-
erate aerial platform functions using the emergency
power system. Place the switch in the off position to dis-
engage the emergency power system.
Note
The emergency power system is for lowering the
platform during an emergency and is not intended for
normal machine operation.
If the engine is running, it will stop when the switch is
placed in the emergency power position.
Throttle Switch
The throttle switch is used to set the engine throttle
speed to either low or high idle.
Place the switch in the low position for normal machine
operation and in high to drive at maximum speed.
Platform Rotator Switch
The platform rotator switch (refer to Figure 6.6) is used
to rotate the platform relative to the end of the tip boom.
The switch is spring returned to the center off position.
Figure 6.6—Upper Control Panel Side
Hold the switch to the right to rotate the platform coun-
terclockwise. Hold the switch to the left to rotate the plat-
form clockwise.
Horn Button
The optional horn button is on the right side of the upper
control panel. Press the button to sound the horn.
Platform Foot Switch
The upper controls are interlocked through the platform
foot switch (refer to Figure 6.7). Step down on and hold the
platform foot switch to activate the drive and boom func-
tions from the upper controls.
page 6 - 4 TB37 – 0172094
Chapter 6. Controls