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Function tests
4.3-6 Do a test of the emergency power
unit
1. On the base control console, push the
emergency-stop button to turn the engine off.
2. On the platform control console, push the
emergency-stop button.
CAUTION
Do not operate more than one function at a time
when you use the emergency power. If you do so,
it will overload the 12-Volt emergency pump motor.
NOTE
To conserve the battery power, do a test of each
function through part of a cycle.
3. On the base control console, pull the
emergency-stop button.
4. Turn the off/base/platform key switch to the
base position.
5. Select the emergency power position from the
start/function enable/emergency power switch
and operate each boom function.
1
Result: All selected functions operate.
▪
4.3-7 Do a test of the off/base/platform
switch
1. Make sure the emergency-stop buttons at the
base and platform are pulled out.
2. Start the engine.
SJ82 T, SJ86 T
TM
1
6
Section 4 – Inspections Before Operation
3. On the base control console, turn the off/base/
platform key switch
Result: The engine stops and the MEWP
▪
functions do not operate.
4. On the base control console, turn the off/base/
platform key switch to the platform position.
WARNING
Fall hazard. Use the three points of contact
principle when you enter or exit the platform. If
you do not obey, there is a risk of death or serious
injury.
5. Enter the platform and close the gate or drop
bar.
6. Select the start position from the engine start/
on/off switch until the engine starts.
7. Exit the platform.
8. On the base control console, try to operate each
boom and platform switch while you hold the
start/function enable/emergency power switch
in the function enable position.
Result: All the boom and platform functions
▪
do not operate.
9. Push the emergency-stop button to turn the
engine off.
10. Pull the emergency-stop button.
to the off position.
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