Service manual

SKYJACK, Page 30 SJIII Series
Section 1 - Scheduled MaintenanceFunction Tests
Test Platform Raising/Lowering•
WARNING
Be aware of overhead obstructions
or other possible hazards around the
aerial platform when lifting.
1. Select lift/torque/drive switch to “ ” lift
position.
2. Activate and hold “ ” enable trigger
switch.
3. Push controller handle and raise the
platform to an approximate height of
1 ft. (30.5 cm).
Result: Platform should rise.
4. Pull controller handle and lower the
platform fully.
Result: Platform should lower.
Test Lowering Warning - CE•
1. Raise the platform until approximately a
height of 3 to 4 meters is reached then
attempt to fully lower the platform.
Result: Platform should stop lowering at
a height of 2.5 meters high and an alarm
should sound.
2. Release controller handle.
Test Horn•
1. Push “ ” horn pushbutton.
Result: Horn should sound.
CONVENTIONALS
COMPACTS
Pothole Protection
Device
Pothole Protection
Device
Conventional Compact