JLG 1250AJP Service Manual - Manual (Page 321)

SECTION 4 - BOOM & PLATFORM
3121171 – JLG Lift – 4-81
11. Scroll through the analyzer menu until SERVICE
MODE is displayed. Press the ENTER key.
12. Scroll through the menu until the screen reads:
13. Press ENTER. The control system will perform sev-
eral tests to make sure the machine is in the proper
position. If the axles are not extended or the turnta-
ble is not centered between the rear wheels, the
screen will read:
If the tower boom angle sensors are calibrated and
working properly, the control system will verify the
tower boom angle is less than +5°. If the tower
boom is outside the limit, the analyzer screen will
read: