0850/0850-T1 User Manual
Matrix Machine Tool (Coventry) Limited 33 / 231
Procedure for setting the dresser helix angle
1. Loosen the helix pivot clamp grub screw using an allen key.
2. Loosen the 2 x M10 helix position clamp screws using an allen key.
3. Set the dresser to the required helix angle on the scale. Note: 1div = 1°
Note: If you need to set the helix angle above or below 5° then remove the 2x M10 position
clamp screws and rotate the spindle to the required helix angle and then replace the screw in
the nearest available clamp position hole.
4. Using an allen key turn the fine adjust grub screw to set to the helix angle.
5. Finally, tighten-up the 2x M10 position clamp screws and the pivot clamp grub screw.