Product Manual

6 ©2016 Johnson Level & Tool - Rev. 1
6. Operating Instructions
Alkaline Battery Installation
Note: Always check to be sure that the on/off switch is in the off
position before removing and replacing batteries.
1. As shown in figure, unscrew the battery cover and put 3 “AA
alkaline batteries into the battery compartment noting the polarity
as shown in the battery compartment. Screw the battery cover
shut. Turn the on/off switch to on. If the power LED is flashing,
the battery is low.
IMPORTANT: It is the responsibility of the user to verify the
calibration of the laser before each use.
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