JLG 1350SJP Service Manual - Manual (Page 427)

SECTION 6 - JLG CONTROL SYSTEM
3121142 – JLG Lift – 6-51
13. Hit Enter. The number displayed will be the value that
the crack point is set to. The screen will show: 14. Hit Enter. The screen will read:
15. Repeat steps 10 thru 12 for left reverse drive.
16. Left Reverse Drive Calibration will be followed by Right
Forward Drive Calibration which will be followed by
Right Reverse Calibration.
17. After completing all the Drive Calibrations, hit ESC twice
to go back to CALIBRATIONS.