JLG 4017PS Platforms Operator Manual - Manual (Page 57)

Section 8 - Additional Checks
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SECTION 8 - ADDITIONAL CHECKS
8.1 GENERAL
If any of the following test results cannot be achieved, the system is not
functioning properly and the machine must be removed from service and
repaired before continued operation.
8.2 AUXILIARY POWER SYSTEM
A. Auxiliary Power System Test
The auxiliary power system is available on the platform in case of emergency or
engine failure. To check this feature, perform the following:
1. Test system with machine on a level surface.
2. Lower platform to ground and shut-off engine.
3. Verify the power/emergency stop switch is pulled up.
4. Squeeze and hold function enable trigger to start auxiliary power system.
5. While holding function enable trigger operate each boom joystick function
briefly to ensure proper operation.
6. While holding function enable trigger operate the platform rotate switch to
ensure proper operation.
7. Release function enable trigger and depress the power/emergency stop switch.
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