JLG 1500SJ Service Manual - Manual (Page 542)

SECTION 6 - JLG CONTROL SYSTEM
6-90 – JLG Lift – 3121262
2. Plug the analyzer into the connector inside the
Ground 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 ACCESS LEVEL 2. Hit
Enter.
6. Enter the Access Code, 33271.
7. Go to the CALIBRATIONS menu and hit ENTER.
8. Go to the JIB LVL UP CRKPT Screen. Hit ENTER.
9. CALIBRATE? prompt should appear. Hit ENTER
again.
10. You will hear engine go to 1800 rpm.
11. Using UP ARROW, increase the value until you see
the jib level movement.
12. Hit ENTER again. CAL. COMPLETE message
should appear
13. Engine should again return to idle.
14. Hit ESC should return to JIB LVL UP CRKPT screen.
15. Hit RIGHT ARROW to get to the JIB LVL DN CRKPT
screen. Hit ENTER.
16. CALIBRATE? prompt should appear. Hit ENTER
again.
17. You will hear engine go to 1800 rpm.
Using UP ARROW, increase the value until you see the jib
level down movement.
Hit ENTER again. CAL. COMPLETE message should
appear
Engine should again return to idle.
Hit ESC to exit.
Cycle power to the machine.