Oshkosh JLG 400S, Service And Maintenance Manual

Page: 378 / 462

SECTION 6 - JLG CONTROL SYSTEM (S/N 61718 TO PRESENT)
6-62 – JLG Lift – 3120895
6.9 SYSTEM TEST
The Control System Incorporates a built-in system test to
check the system components and functions. To use this
function, use the following procedures.
Test from the Platform
1. Position the Platform/Ground select switch to the
Platform position.
2. Plug the analyzer into the connector at the base of the
platform control box.
3. Pull out the Emergency Stop switch and Start the
engine.
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 6-13., System Test Flow
Chart - Platform Tests and go through the compo-
nent tests. Hit the ESC key during any part of the
test to return to the main menu without completing
all tests or wait until all tests are complete. During
the TEST ALL INPUTS sequence, the analyzer
allows control switches to be operated and shows if
they are closed (CL) or open (OP).