JLG 4017 Platform Operator Manual - Manual (Page 53)

Section 7 - Additional Checks
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SECTION 7 - ADDITIONAL CHECKS
7.1 EMERGENCY RECOVERY SYSTEM TEST
The Emergency Recovery System (ERS) is available on the platform in case of
emergency, engine or hydraulic failure. To check this feature, perform the following:
1. Lower platform to ground and shut-off engine.
2. Make sure the emergency stop switch is not depressed.
3. Turn ignition switch to position “ERS”. The ERS indicator should illuminate.
4. Activate the foot switch to enable the ERS joystick.
5. While depressing the footswitch operate each boom function briefly to ensure
proper operation.
6. Release the footswitch and turn ignition switch off.
If any function does not operate properly, the machine must be removed from
service and repaired before continued operation.
8
OW1150 OZ1500
ERS