JLG E300 Service Manual - Manual (Page 147)

SECTION 6 - JLG CONTROL SYSTEM
3120772 – JLG Lift – 6-23
Table 6-7. System Test Descriptions
ACTIVATE TESTS
YES:ENTER, NO:ESC Not available once tests are activated
ENTER activates system tests
NOTE: cannot be done while controller is in use (footswitch closed) and for a short
time afterwards
RUN SYSTEM TEST ENTER starts system test
Not available until tests are activated Displays messages while system test
runs Some messages are prompts, requiring user intervention.
ENTER can be pressed if a fault is found, to confirm that the fault has been
noted and to continue the system test.
NOTE: a flashing message is critical, and prevents the system test running