Testing Start/Function Enable/Emergency Power Switch And All Boom And Platform Functions; Testing Platform Self-Leveling - Skyjack SJ85 AJ Operating Manual

Section 4 – Pre-operation
Base control console
Start/function enable/
emergency power switch
Off/base/platform key
4.3-4 Testing start/function enable/
emergency power switch and all
boom and platform functions
WARNING
Ensure that there are no personnel or obstructions
in test area and there is sufficient room for boom
to swing.
1. Ensure emergency stop button is pulled out.
2. Start engine.
3. Do not hold start/function enable/emergency
power switch in function enable position.
Attempt to activate each boom and platform
switch.
Result: All boom and platform functions
▪
should not operate.
4. Hold start/function enable/emergency power
switch in function enable position and activate
each boom and platform function.
Result: Engine speed increases from idle to
▪
intermediate. All boom and platform functions
should operate as selected.
213217AAA
50
HOUR METER
QUARTZ
switch
TM

4.3-5 Testing platform self-leveling

1. Lower boom to stowed position.
2. Adjust platform to a level position using platform
leveling switch, which controls
tilting up or tilting down of platform.
3. Fully raise main boom.
Result: Platform should remain level at all
▪
times and lifting speed should slow down
before boom reaches full height.
4. Fully lower main boom.
Result: Platform should remain level at all
▪
times.
Function Tests
Emergency stop
SJ85 AJ