Skyjack SJ82T Operating Manual page 46

Function Tests
Oscillating Axle - Unlocked
• Test Oscillating Axles
WARNING
DO NOT operate any control on platform
control console without proper fall
protection secured to designated location
in platform. Failure to avoid this hazard
could result in death or serious injury!
1. Extend fly boom 12 in. (30 cm) while on a
firm, level surface.
Result: The steer axles should be locked.
2. Drive one of the steer tires up onto a
6 in. (15 cm) block or curb.
Result: An appropriate tilt of the aerial
platform chassis should occur.
3. Retract fly boom while in tilt position.
Result: The steer axles should unlock and
the aerial platform chassis should level
itself to ground.
Page 46
It is the responsibility of the operator to read, completely understand and follow all instructions and warnings
contained in this operating manual and on the aerial platform.
Section 2 - Familiarization
Oscillating Axle - Locked
• Test Cables
1. Raise the main boom to approximately
horizontal.
2. Extend and retract the boom sections.
Result: There should be no delay in the
movement of the fly boom section.
• Test Differential Lock Switch
WARNING
Before engaging differential lock, ensure
drive/steer controller is in neutral position.
1. On platform control console, push
d i f f e r e n t i a l l o c k s w i t c h f o r w a r d
" " to the locked position and then
release.
Result: Differential light should turn on.
Differential lock should be engaged.
2. Pull differential lock switch backward
" " to the unlocked position and then
release.
Result: Differential light should turn off.
Differential lock will disengage when drive
torque is released. Refer to
operation.
Section 3 for
SJ 82T & SJ 86T