Fine alignment of the stopped
beam with sighting guides (GL422)
Use up and down buttons for
matching grade until you get on-
grade; press and release once to
go back full automatic mode
Manual Grade Match (Y-axis),
Press and release 2 times;
G appears at LCD (GL422), manual
and leveling LEDs flash
simultaneously and both grade
values will be set to 0%
Rotation Speed
300, 600 and (0 rpm – GL422)
Pairing Laser with Remote
control
Turn off both units then press
and hold the right arrow and
turn on units