Oki ML490 Maintenance Manual page 87

No. Item
4–6 Engagement of the
double gear and the LF
motor idle gear of the
Platen Assy.
42114101 Rev.1
Specification
LF Motor
idle gear
Bias gear
Good
Tension
Drawing
Platen gear (L)
Not good
(Locked)
Adjustment method
To confirm:
The idle gear of the
LF motor and the
platen gear (L) and
the bias gear of the
platen shall be in
mesh in such way that
the platen gear (L)
and the bias gear
rotate against each
other to pinch the
teeth of idle gear.
The idle gear stays in
mesh with the platen
gear (L) and the bias
gear and not locked.
The bias gear and the
platen gear shall be
staggered by one
teeth as shown in the
drawing.
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