63
SJ30 AJE SJ30 ARJE
213213AAA
Section 6 – Additional Procedures
6.1 Emergency Lowering
Procedure
This section guides the operator on how to use
emergency lowering system. This system allows
platform lowering in the event of an emergency or an
electrical system failure.
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.
NOTE
The emergency power unit has two-minute duty
cycle.
CAUTION
Do not use emergency power unit continuously for
more than two minutes.
At base control console:
1.
Pull out emergency stop button.
2.
Select base position from key switch.
3.
Move and hold emergency power switch up or
down and activate desired boom function.
At platform control console:
1.
Pull out emergency stop button.
2.
Depress and hold footswitch.
3.
Move and hold emergency power switch up and
activate desired boom function.
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