Johnson Level & Tool Mfg. 40-6517 - Manual (Page 9)

©2010 Johnson Level & Tool - Rev. 1 9
Rotating speed switch key
Note: When starting the unit, the laser will be in the high-speed rotating status.
When switching the rotating speed, the corresponding LED will light up.
Out of Level
Set the lock knob to the on position. Power on. During the process of
self-leveling, if the laser is tilted to exceed its self-leveling range, it
will stop rotating and will give a sound alarm.
600 (H)
High speed
400 (M)
Middle speed
200 (L)
Low speed
3515H-All_Manuals 6/2/10 10:16 AM Page 9