17 Testing Engine Start/On/Off Switch; 18 Testing Emergency Power - Skyjack SJ85 AJ Operating Manual

Section 4 – Pre-operation
Engine start/on/off switch
Reset
button
Result: The function will stop while the bar is
▪
being pressed and motion will resume when
the bar is released. The audible/visual alarm
should activate while the bar is being pressed
and turn off after being released. The reset
button should illuminate as soon as the sensor
bar is pressed and turn off when the bar is
released.
15. Press the sensor bar for more than 1 second
and then release.
Result: The function will stop and the audible/
▪
visual alarm should activate immediately and
stay on after the bar is released. The engine
should shut down after 1 second. The reset
button should illuminate.
16. While the audible/visual alarm is sounding, verify
that the LED strobe light is also active.

4.3-17 Testing engine start/on/off switch

1. Ensure engine is running.
2. Select off position from engine start/on/off
switch.
Result: Engine should shut down and platform
▪
control console is disabled.
3. Select on position from engine start/on/off
switch.
Result: Platform control console is enabled.
▪
4. Start engine by selecting start position from
engine start/on/off switch.
213217AAA
56
Horn Emergency stop
TM
1
+
+
2
Platform leveling
override switch

4.3-18 Testing emergency power

CAUTION
When operating on emergency power, do not
operate more than one function at a time to avoid
overloading 12-Volt emergency pump motor.
NOTE
To conserve battery power, test each function
through a partial cycle.
1. On platform control console, push in emergency
stop button to turn engine 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 each function control handle or switch.
Result: All boom functions should operate,
▪
except drive/steer functions.
Emergency power switch
Drive/Steer
controller
Function Tests
SJ85 AJ