(6) Semi-circular roller, paper feed roller
disassembly
1 Open the paper feed cover.
2 Loosen fixing screws of the tray guide top, and remove fixing
screws of the side.
3 Remove the harness from the tray guide upper, and remove the
tray guide.
(Be careful not to damage the harness.)
4 Remove the snaps from the both ends of the pickup shaft and the
separation shaft. (2 kinds of snaps)
5 Remove the pickup shaft bearing and the separation shaft bearing
on the front frame side.
6 Slide the pickup shaft toward the rear frame, and pull out the front
frame side from the chassis.
7 Remove the shaft stopper and the parallel pin from the pickup
shaft and remove the semi-circular shaft.
8 Slide the separation shaft toward the rear frame, and pull out the
front frame side from the chassis.
9 Remove the shaft stopper from the separation shaft, and remove
the paper feed roller.
(7) Open/close switch attachment
When closing the transport section from the open state, adjust the
DF open SW plate so that the clearance between the glass surface
and the DF spacers L and R (front side) is 10 ∼ 40mm. Then tighten
the fixing screw.
(8) Document transport belt replacement
1 Remove the belt unit.
2 Remove the screws shown in the figure below to allow the belt
tension plate to be moved. Remove the transport belt with the left
and the right in parallel.
Side fixing screw
Top fixing screw
Tray guide
Harness
Side fixing
screw
Pickup shaft
Snap
Shaft stop
Parallel pin
Semi-circular roller
Snap
Bearing
Shaft stop
Paper feed
roller
Front frame
side
Separation shaft
Rear frame
side
10~40mm
Microswitch
Fixing
screw
DF open SW plate
Document
transport
belt
Screw
Belt tension plate
7 – 18
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