Vacuum Unit Drive Mechanism - Ricoh C226 Service Manual

DELIVERY SECTION

8.4 VACUUM UNIT DRIVE MECHANISM

[D]
[E]
[F]
[G]
The vacuum fan [A] will hold the paper against the transport belts [B]. The
transport belt will move the paper to the delivery table.
A fixed wing guide [C] at each end of the vacuum unit help to keep the back
side of the printing paper clean.
When the main motor [D] turns on, the gear [E] mounted on the main motor
shaft drives belt [F], gears [G] and [H], pulley [I], drive belt [J], pulley [K], and
drive shaft [L]. The drive shaft [L] will turn the transport belts [B].
The first and second paper exit sensors [M] and [N] are used to check for
paper jams.
The paper exit jam check is done when printing pressure is applied and the
printing pressure sensor is interrupted.
When 2nd Drum Position
sensor is ON
When 1st Drum Position
Sensor is ON
C226
[I]
[H]
[J]
1st Paper Exit Sensor [M]
On: Correct
OFF: Paper Wrap
2-68
[M]
[A]
[L]
[K]
2nd Paper Exit Sensor [N]
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[C]
[N]
[B]
OFF: Correct
ON: Delivery Miss
ON: Correct
OFF: Paper Wrap
SM