Emergency Stop Button; Drive Select Button; Platform Select Button; Joystick - Snorkel TM12 Series Operator's Manual

Chapter 7 – Controls
The following controls are located on the upper control
panel:

• Emergency stop button

• Platform select button

• Drive select button

• Joystick

• Steer switch

• Horn button – optional
Emergency
Stop Button
Platform Select Button
Drive Select Button
Figure 7.3 – Upper Controls
Emergency Stop Button
The emergency stop is a two-position, red push button on
the top of the upper control panel (refer to Figure 7.3).
• Push the button inward to disconnect power from all
control circuits at the upper controls.
• Twist the button clockwise to restore power.
• Push the emergency stop button inward when the
upper controls are not in use to protect against un-
intentional operation.
Both the lower and upper control emergency stop buttons
must be on to operate the machine.
Drive Select Button
Press the drive select button (refer to Figure 7.3) to drive
the aerial platform with the joystick. The platform will not
raise or lower while driving.
Platform Select Button
Press the platform select button (refer to Figure 7.3) to
operate platform functions with the joystick. The machine
can not be driven while operating the platform raise or
lower functions.
Joystick
The joystick (refer to Figure 7.3) is used to either drive
the aerial platform or to raise and lower the platform after
selecting the appropriate function.
• Press the drive select button to use the joystick to
drive the aerial platform.
16

Interlock

Joystick
Steer Switch

Horn Button

• Press the platform select button to use the joystick
to operate platform functions.
Movement of the joystick in a given direction produces
a corresponding movement of the aerial platform. The
steering and drive functions may be operated separately
or simultaneously.
Interlock
The joystick has an interlock switch in the handle. Engage
the interlock by grasping and squeezing the joystick.
Engage the interlock to activate the steering, drive, or
platform functions.

Driving

The joystick is used to control forward and reverse motion
of the aerial platform. The distance the joystick is moved
is proportional to the machine drive speed.
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 upper control panel.
Drive and steer functions may be operated simultane-
ously.
Steer Switch
The steer switch (refer to Figure 7.3) is a momentary
contact, rocker switch on top of the drive joystick. This
switch controls the two front wheels to steer the aerial
platform.
• To steer to the right, hold down the right side of the
steer switch.
• To steer to the left, hold down the left side of the steer
switch.
Note
The steering wheels are not self-centering. Set the steer-
ing wheels straight ahead after completing a turn.

Raising and Lowering the Platform

The joystick (refer to Figure 7.3) is used to raise and
lower the platform. The distance the joystick is moved is
proportional to the function speed.
Hold the joystick forward to raise the platform and back-
ward to lower the platform as indicated by the directional
arrows on the upper control panel.
Horn Button
The optional horn button is at the bottom of the upper
control panel. Press the button to sound the horn.
TM12 – 8210027