Skyjack 213217AAA, Operating Manual

Page: 67 / 112

SJ85 AJ 213217AAA
67
Section 6 – Additional Procedures
6.1 Emergency Lowering
Procedure
This section guides the operator on how to use the
emergency lowering system. This system allows
platform lowering in the event of an emergency or
engine malfunction.
WARNING
If the platform is overloaded due to contact with an
overhead obstruction, do one of the following:
▪
Remove the obstruction from the platform,
then after a four-second delay normal
functions can be resumed.
▪
Use the emergency power unit to release the
platform from the obstruction (refer to
Section 3.4-7) .
▪
Do not attempt to free a snagged platform
with lower controls until personnel are
removed from the platform.
At base control console:
1. Ensure engine is off.
2. Pull out emergency stop button.
3. Select base position from key switch.
4. Select emergency power position from start/
function enable/emergency power switch and
activate desired boom function.
At platform control console:
1. Ensure engine is off.
2. Pull out emergency stop button.
3. Select on position from engine start/on/off
switch.
4. Depress and hold footswitch.
5. Select from emergency power unit switch and
activate desired boom function.