Oki ML421 Maintenance Manual - Page 83

Rear or Bottom

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Oki Data CONFIDENTIAL No. Item Specification 4-2 Gap between the platen and the paper pan 1±0.5 Rear Platen 0.5 1± (RBpeooatstroi,tmion) (A1t±f0ri.c5tion) Drawing Change lever Bottom Paper pan Friction position Rear, Bottom position Adjustment method Confirm followings. (1) When the change lever is set at Friction position, the gap between the platen and the paper pan at the rear side shall be 1±0.5mm. (2) When the change lever is set at Rear or Bottom position, the gap between the platen and the paper pan at the front side shall be 1±0.5 mm. 4-3 Gap between the platen and the pressure roller Rear Platen Front pressure roller Change lever (Center friction) Bottom Paper pan Pressure roller Confirm followings. (1) When the change lever is set at Friction position, all the pressure rollers shall be pressed to the platen. (2) When the change lever is set at Rear or Bottom position, the gap between the platen and the pressure roller at the rear side shall be 3mm. The front pressure rollers shall be pressed to the platen. 42113901 Rev.2 83 /

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42113901
Rev.2
83 /
Oki
Data
CONFIDENTIAL
Item
No.
Specification
Drawing
Adjustment method
4–2
1
±
0.5
Confirm followings.
(1)
When the change
lever is set at
Friction position,
the gap between
the platen and the
paper pan at the
rear side shall be
1
±
0.5mm.
(2)
When the change
lever is set at
Rear or Bottom
position, the gap
between the pla-
ten and the paper
pan at the front
side shall be
1
±
0.5 mm.
4–3
Confirm followings.
(1)
When the change
lever is set at
Friction position,
all the pressure
rollers shall be
pressed to the
platen.
(2)
When the change
lever is set at
Rear or Bottom
position, the gap
between the pla-
ten and the pres-
sure roller at the
rear side shall be
3mm. The front
pressure rollers
shall be pressed
to the platen.
Gap
between
the
platen and the paper
pan
Platen
Platen
Rear
Bottom
Paper pan
Paper pan
Pressure roller
Front pressure
roller
Friction
position
Rear, Bottom
position
1
±
0.5
(At friction)
1
±
0.5
(Rear,
Bottom
position)
Change lever
Rear
Bottom
Change lever
(Center friction)
Gap
between
the
platen and the pressure
roller