Johnson Level & Tool Mfg. 40-6675 - Manual (Page 10)

Calibration
1. Locate the front and side calibration port rubber plugs.
2. Carefully remove the rubber plugs.
3. Compensator must be unlocked and power on before making
calibration adjustments.
4. Use a 3mm Allen wrench.
5. For adjustment to the level/front beam, turn the Front A calibration screw
clockwise to raise the beam and counter-clockwise to lower the beam.
(40-6675 only)
6. For adjustment to the plumb beam, turn the Side B calibration screw
clockwise to move the plumb beam away from you and counter-clockwise
to move the beam toward you.
10 ©2010 Johnson Level & Tool - Rev. 1
4043H_Manuals 10/29/10 9:31 AM Page 10