JLG 1100S Service Manual - Manual (Page 385)

SECTION 6 - JLG CONTROL SYSTEM
3121256 – JLG Lift – 6-111
CANbus Communication Failure
If a problem in the CANbus system is suspected, use the
following step-by-step procedure to verify which part of
the CANbus communication system has failed.
CANBUS LINK FROM THE PLATFORM MODULE LOST
1. Position the Platform/Ground select switch to the
Ground position.
2. Plug the analyzer into the connector inside the
Ground control box.
3. Pull out the Emergency Stop switch.
4. The analyzer screen should read:
5. Press enter twice to reach Logged Help. The screen
will read:
6. Hit ESC to get back to the HELP screen and then
use the arrow button to reach VERSIONS. Hit Enter.