Test Emergency Lowering - Skyjack SJ 7135 Operating Manual

Function Tests
Base Control Console
Enable Switch
Platform Lower/Neutral/
Raise Switch
Emergency Stop
Button
Emergency Lowering
Valve

• Test Emergency Lowering

(Models 71xx & 88xx)
Be aware of overhead obstructions
or other possible hazards around the
aerial platform when lifting.
1. Raise the platform to an approximate
height of 4 meters.
2. Locate holding valve manual override knob
at the base of each lift cylinder. Depress
and turn counterclockwise. If necessary,
use emergency lowering access rod that
is located either at the base, on top of
scissor guards, or on top of fuel cabinet.
3. On hydraulic/electrical compartment, pull
out and hold emergency lowering valve to
fully lower the platform.
Result: Platform should fully lower.
4. To restore normal operation, depress and
turn holding valve manual override knobs
clockwise.
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It is the responsibility of the operator to read, completely understand and follow all instructions and warnings
Model 71XX
Auxiliary Start
Switch
WARNING
contained in this operating manual and on the aerial platform.
Section 2 - Familiarization
Models 88XX & 9250
• Test Emergency Lowering (Model 9250)
Be aware of overhead obstructions
or other possible hazards around the
aerial platform when lifting.
1. Raise the platform to an approximate
height of 4 meters.
2. In hydraulic/electrical compartment,
depress and hold emergency lowering
pushbutton to activate the auxiliary
lowering valves. Pull out and hold the
emergency lowering valve to fully lower
platform.
Result: Platform should fully lower.
2.4-3 Test Main Power Disconnect Switch
1. On hydraulic/electrical compartment, turn
main power disconnect switch to "
position.
Result: Engine should shut down and aerial
platform functions should not operate.
Platform Lower/Neutral/
Raise Switch
Enable Switch
Emergency Stop
Button
WARNING
" off
Mid Size & Full Size RTs
Engine Powered