Technical Specifications - Johnson 40-6602 Instruction Manual

4069H_Manuals 11/5/10 8:49 AM Page 13
Self-Calibrating the horizontal laser line and front vertical laser line
1. Locate calibration port on the side of the laser unit.
2. Remove the rubber plug.
3. Unlock the compensator.
4. Use a 2mm hex head wrench.
5. Rotate the screw counter clockwise to lower the
left side of the horizontal line and to adjust the top
of the front vertical line to the left. Do not rotate the screw more
then 4 rotations.
6. If the laser lines can not be brought into calibration after 4 rotations
the unit will need to be serviced by Johnson Level & Tool.

9. Technical Specifications

Laser Wavelength
Laser Classification
Maximum Power Output
Accuracy
Interior Range
Exterior Range
Self-leveling Range
Power Supply
Battery Life
Dimensions
Weight
Working Temperature
Center Screw Thread
IP Protection
©2010 Johnson Level & Tool - Rev. 1
635nm±10nm
Class IIIa
5mW
±3/16"/50 ft. (±3mm/10m)
Up to 200 ft. (60m) depending upon light
conditions
Up to 300 ft. (90m) with detector
(not included)
±3°
3 "AA" alkaline batteries
Approx. battery life 10 hours continuous use
3.55" x 5.83" (90 x 148mm)
2.2 lbs (1.0 Kg)
14°F to 113°F (-10°C to +45°C)
5/8" – 11
54
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