2. The optional base accessory can be mounted to the unit in a
variety of configurations: seated on the base, hanging from the
base, or rotated 90° on the base. (Figure 12)
Seated on the Base
3. To make micro adjustments to the
vertical position of the laser, push
the micro-adjust knob on the base
accessory in to unlock it. Rotate the
knob to raise or lower the attachment
plate. The position can be adjusted
from 1/32" to 1". Release the knob to
lock the position. (Figure 13)
©2023 Johnson Level & Tool
Hanging from the Base Rotated on the Base
Figure 12
Figure 13
13