Skyjack SJIII Series Operating Manual page 30

Section 2 - Operation
Conventional
(Back View)
Platform
Raise/Lower
Switch
Emergency Stop Button
Test Base Emergency Stop
•
1. Push in base "
button and attempt to raise or lower the
platform.
Result: Platform raising and lowering
functions should not operate.
2. Pull out base "
button.
Test Enable Button (If Equipped)
•
Be aware of overhead obstructions
or other possible hazards around the
aerial platform when lifting.
1. Do not depress "
Attempt to raise or lower the platform.
Result: Platform raising and lowering
functions should not operate.
SKYJACK, Page 32
Enable Button
" emergency stop
" emergency stop
wARNiNG
" enable button.
Free-wheeling
Valve
Platform
Raise/Lower
Switch
Enable Button
Emergency Stop Button
Test Platform Raise/Lower Switch
•
1. Depress "
Test Emergency Lowering
•
1. Raise the platform.
2. Locate holding valve manual override
3. On hydraulic/electric tray, pull out and
4. To restore normal operation, depress and
February 2008
" enable button (if equipped)
and raise or lower the platform with
platform raise/lower switch.
Result: Platform raising and lowering
functions should operate.
knob at the base of each lift cylinder.
Depress and turn counterclockwise. If
necessary, use access rod that is located
on the base of the aerial platform.
hold emergency lowering valve to fully
lower the platform.
Result: The platform should lower.
turn holding valve manual override knobs
clockwise.
SJIII Compacts & Conventionals
Function Tests
Compact
(Back View)