Makita SKR300 Service Manual page 26

Chalk line Calibration
1. Remove head top cover.
2. Rotate the head body to chalk line
mode.
3. Project the line to a wall 10 meters
away.
4. Check if the chalk line is within 5mm
margin by rotating the laser head
slowly.
5. Adjust the 3 screws to minimize the
error.
SKR300 (version 1-12-03)
Screw to tighten Line's Movement
Page 25