Johnson Level & Tool Mfg. 40-6530 - Manual (Page 13)

©2007 Johnson Level & Tool 13
(c) Using the detector bracket
1. clamp bolt
2. quick release button
3. detector/bracket
attachment screw
(d) Detection
1. Coarse detection
• Aim the receiving window at the
rotating laser instrument. Loosen the
clamp bolt and move the detector up
and down to receive the laser signals
transmitted by the rotating laser.
• When the detector displays like Fig.
(A), move the detector slightly down
as indicated by the arrow. When it
displays like Fig. (B), move it slightly
up as indicated by the arrow.
• When Fig. (C) is displayed, the
detector is level to the laser beam.
• Tighten the clamp bolt and mark the position of the object on the
rabbet.