Grizzly G0911 Owner's Manual page 76

24. Move laser head assembly to lower right cor-
ner of table (see Figure 113).
Y
Figure 113. Laser head assembly in lower right
corner of table.
25.
Verify Mirror #2 and Mirror #3 alignment by
pressing Pulse button on control panel.
— If laser beam is in center of crosshairs,
alignment is optimal. Proceed to Step 29.
— If laser beam is not in center of cross-
hairs, adjustment is required. Proceed to
Step 26.
26. Loosen lock nuts on (3) brass thumbscrews
located behind Mirror #2 assembly (see
Figure 114).
Compression Ring
Thumbscrew (1 of 3)
Figure 114. Typical mirror assembly.
-74-
Table
X
Mirror Tension
Bolt (1 of 2)
Lock Nut (1 of 3)
27. Adjust direction of beam path by tightening
thumbscrews depending on desired direction
of beam travel (see Figure 115).
Lower Beam
Raise Beam
Move Beam Left
Move Beam Right
Figure 115. Mirror thumbscrew adjustment.
28. Repeat Step 25.
29. Remove laser beam alignment gauge, open
top loading door, then place a clean sheet
of paper or manila folder under laser head
assembly.
30. Set focal length as instructed in Setting
Focal Length on Page 37.
31. Close top loading door and verify primary
Mirror #3 and focal point alignment by press-
ing Pulse button on control panel. Compare
results with Figure 116.
Dark, Even Contrast
Correct Focus=
Inconsistent Contrast
Incorrect Focus=
Figure 116. Focal point alignment examples.
Model G0911–G0914 (Mfd. Since 05/21)
Defined Edge
Diffused Edges