JLG 1250AJP Service Manual - Manual (Page 477)

SECTION 6 - JLG CONTROL SYSTEM
3121171 – JLG Lift – 6-45
6.13 CALIBRATING BOOM VALVES
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 ACCESS LEVEL 2. Hit
Enter.
6. Enter the Access Code, 33271.
7. Use the arrow keys to reach CALIBRATIONS. Hit
Enter.