TM 5-3610-253-14
(6) Carefully move backgauge forward until it touches opposite end of rule.
This ensures backgauge is precisely 12 in. from knife.
(7) Adjust vernier finger, by means of knob located on left side of OMI
housing, until vernier finger lies directly on 12 in. mark. If the finger will not
reach, loosen the glass and adjust its position to the finger.
(8) Move backgauge backward slightly and remove rule.
(9) Depress and hold cut buttons until knife blade returns to its top
position.
(10) Move knife change lever to normal position.
Adjust glass rule as follows:
g.
(1) Move backgauge to its most forward position.
(2) Using pencil, place a vertical mark on OMI screen at edge of a grad-
uation mark projected on screen.
(3) Move backgauge to its most rearward position.
(4) If pencil mark is no longer at same position in relation to the edge of
the projected graduation marks, adjust glass rule.
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