Snorkel S2633 - Manual (Page 28)

Chapter 8 – Prestart Inspection
24 S2633 – 8210048
2. Check the wheels to see that the fasteners are in
place and are not damaged or loose.
Lower Control Station
With no personnel or materials in the platform, test the
operation of each control from the lower controls (refer
to Figure 8.8).
Figure 8.8 – Lower Controls
Operating Controls
Use the following procedure to operate and test the ma-
chine from the lower controls:
1. Make sure the battery disconnect is plugged in.
2. At the lower and upper controls, twist the button
clockwise.
3. Insert the key into the start switch and turn the switch
to the on position.
4. Press and hold the enable button.
A
Danger
Pinch points may exist between moving components.
Death or serious injury will result from becoming
trapped between components, buildings, structures,
or other obstacles. Make sure all personnel stand
clear of the aerial platform while performing the pre-
start inspection.
A
Warning
The potential for an accident increases when operat-
ing an aerial platform that is damaged or malfunction-
ing. Death or serious injury could result from such
accidents. Do not operate the aerial platform if it is
damaged or malfunctioning.
5. Test the operation of the platform raise/lower switch
in both directions.
Emergency Stop
To test the emergency stop button from the lower
controls:
Emergency
Stop Button Enable Button
Start
Switch
Platform Raise/Lower Switch
Emergency
Stop Button Enable Button
Start
Switch
Platform Raise/Lower Switch
1. Push the emergency stop button inward to turn off
electrical power.
2. Test the lower control functions to make sure they no
longer operate.
Emergency Lowering
Use the following procedure to test the emergency lower-
ing system:
A
Danger
Pinch points may exist between moving components.
Death or serious injury will result from becoming
trapped between components. Stand clear of moving
components while test operating the machine.
1. Use the lower controls to raise the platform approxi-
mately 3 ′ (1 m).
2. Locate the emergency lowering knob at the rear of
the chassis (refer to Figure 8.9).
Figure 8.9 – Rear of Machine
A
Danger
Pinch points may exist between moving components.
Death or serious injury will result from becoming
trapped between components. Make sure all person-
nel stand clear while lowering the platform with the
emergency lowering knob.
3. Make sure there is nothing in the way to obstruct the
platform when it lowers.
4. Slowly pull the emergency lowering knob outward
to open the bleed down valve. The platform should
slowly lower.
5. Release the knob to stop the platform from lower-
ing.
Emergency
Lowering Knob
Emergency
Lowering Knob