JLG 450A_AJ Series II Service Manual - Manual (Page 377)

SECTION 6 - JLG CONTROL SYSTEM
3121180 – JLG Lift – 6-41
Test from the Ground Station
1. Set Platform/Ground select switch to Ground.
2. Plug analyzer into connector inside Ground control
box.
3. Pull out the Emergency Stop switch. and Start the
engine.
4. The analyzer screen should read:
5. Use arrow button to reach SYSTEM TEST. Press
Enter. Analyzer will prompt you asking if you want to
activate system test. Press Enter again to activate.
6. Follow flow path in Figure 6-15., System Test Flow
Chart - Ground Station Tests and go through com-
ponent tests. Press ESC key during any part of test
to return to main menu without completing all tests
or wait until all tests are complete. During TEST ALL
INPUTS sequence, the analyzer allows control
switches to be operated and shows if they are
closed (CL) or open (OP).