JLG 1200SJP Service Maintenance Manual page 426

SECTION 6 - JLG CONTROL SYSTEM
8. Use the arrow keys to reach DRIVE.
9. Hit Enter. The screen will read:
6-50
10. Hit Enter again. The screen will read:
11. Hit Enter again. The screen will read:
12. Activate the Drive Joystick forward full stroke until the
machine just begins to move, then leave off the joystick
immediately. The display will read CRK PT = and show
the numeric crack point value.
– JLG Lift – 3121142