Snorkel TB47J - Manual (Page 25)

Chapter 6 – Controls
TB47J – 0075182 21
The circuit breakers protect the electrical wiring and com-
ponents from electrical overload in case of a short circuit
or other fault.
A
Caution
A tripped circuit breaker indicates a malfunction in
the electrical system. Component damage can re-
sult if the cause of the malfunction is not corrected.
Do not operate the aerial platform if the circuit
breaker trips repeatedly.
Push the button to reset the circuit breaker.
Upper Controls
The upper controls (refer to Figure 6.6) are located on the
control panel at the platform. Boom, platform, and drive
functions can be operated from the upper controls. The
following controls are located on the upper control panel.
• Start switch
• Emergency stop button
• Speed knob
• Boom joystick
• Drive joystick
• Drive range switch
• Jib articulation switch
• Platform level switch
• Boom extend/retract switch
• Engine/emergency power switch
• Throttle switch
• Platform rotate switch
Figure 6.6 – Upper Control Panel Top
Start Switch
The engine can be started from the platform using the
anti-restart master switch on the front of the upper con-
trol panel (refer to Figure 6.4).
This switch is similar to an automobile ignition switch.
Turn the switch to start until the engine starts, then re-
lease it to on. If the engine dies, the switch must be
turned to off before it can be turned back to start.
An alarm sounds when the switch is turned on to warn
others that the machine engine is being started.
Figure 6.3 – Wiring Box
The upper control panel has a circuit breaker for the swing
(turntable rotation), lift, drive and main control circuits.
The circuit breakers are on the front of the upper control
panel (refer to Figure 6.4).
Figure 6.4 – Upper Control Panel Front
The electrical power outlet at the platform has a 15 amp
circuit breaker. The reset button is on the right side of the
electrical box (refer to Figure 6.5).
Figure 6.5 – Electrical Power Outlet
Circuit Breaker Reset Buttons
Circuit Breaker Reset Buttons
Start Switch
Circuit Breaker
Reset Button
Engine
Throttle
Platform
Level
Engine/Emergency
Power
Drive Joystick
Boom Joystick
Boom Extend/
Retract Switch
Drive
Range
Speed
Knob
Platform Rotate
Jib Switch
Emergency Stop