JLG T500J Service Manual - Manual (Page 175)

SECTION 6 - JLG CONTROL SYSTEM
3121200 – JLG Lift – 6-11
Ground Test
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. Use the arrow button to reach SYSTEM TEST. Hit
Enter. The analyzer will prompt you asking if you
want to activate the system test; hit Enter again to
activate.
6. Follow the flow path in Figure 6-6., System Test Flow
Chart - Ground Station Tests and go through the
component tests. Hit the ESC key during any part of
the test to return to the main menu without complet-
ing all tests or wait until all tests are complete. Dur-
ing the TEST ALL INPUTS sequence, the analyzer
allows control switches to be operated and shows if
they are closed (CL) or open (OP).