Johnson Level & Tool Mfg. 40-6512 - Manual (Page 14)

14 ©2013 Johnson Level & Tool - Rev. 2
2. Keep the detecting window facing the
rotating laser.
3. Keep the detector still while detecting the
laser beam
4. When the laser beam is centered, mark at
the front reference marker.
5. When the detector does not
receive a laser signal for 6
minutes, and there are no buttons
pushed during these 6 minutes,
the middle signal indicator will turn
green first and then turn red. The
horn will give two short sounds and the unit will power off
automatically.
5. Accessories Usage
• Connecting to the grade rod bracket
Horizontal Vial
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