Snorkel TB85J Fixed Axle CE - Manual (Page 60)

Chapter 10 – Emergency Operation
56 TB80/TB85J Fixed Axle – 0112823EE
3. Step down on the platform foot switch (refer to
Figure 10.4).
Figure 10.4 – Platform Foot Switch
4. Hold the engine/emergency power switch in the emer-
gency power position.
5. Hold the appropriate function toggle switch in the
desired direction.
Emergency Lowering
The main boom can be lowered in an emergency using
the emergency lowering knob at the base of the lift cylin-
der. The emergency lowering knob allows the main boom
to be lowered only. Only use this method if the engine
will not start and the emergency power system will not
work.
A
Danger
Pinch points exist between boom components and
between the booms and turntable. Death or serious
injury can result if the booms or platform lowers
onto personnel. Make sure all personnel stand clear
while lowering the booms.
Use the following procedure to manually lower the main
boom.
1. Slowly turn the knob (refer to Figure 10.5) to open
the bleed down valve. Control the rate of descent by
turning the knob.
Figure 10.5 – Emergency Lowering Knob
A
Warning
The potential for an accident increases when safety
devices do not function properly. Death or serious
injury can result from such accidents. Fully close
the emergency lowering knob before operating the
aerial platform.
2. Turn the knob to close the cylinder bleed down valve.
Figure 10.3 – Upper Controls
Front Top
Emergency
Stop Button Engine/Emergency
Power
Emergency
Lowering Knob
Master Start Switch
Toeboard
Top Rail
Mid Rail
Gravity
Gate
Lanyard
Anchors
Platform Foot
Switch