Transfer Corona; Fusing Unit - Ricoh A219 Service Manual

8. Whenever cleaning or replacing the optics, all the following actions must
be done in order.
1) Optics cleaning
2) Open SP33 (Image Bias Adjustment - Manual ID Mode) and return the
setting to the normal value if it has been changed.
3) SP48 (Light Intensity Adjustment) - see the SP mode table for details
4) SP56 (ADS Reference Voltage Adjustment) - see the SP mode table
for details

1.4 TRANSFER CORONA

1. Clean the corona wire and casing with a blower brush.
2. Never loosen the two screws securing the entrance guide plate. The
position is set with a special instrument at the factory to ensure proper
image transfer onto the copy paper.

1.5 FUSING UNIT

1. Be careful not to damage the edges of the hot roller strippers or their
tension springs.
2. Do not touch the fusing lamp with bare hands.
3. Make sure that both fusing lamp insulators are properly set in the holders.
4. When handling the fusing unit, hold the unit by the bottom frame. Do not
grasp it by the hot roller stripper bracket or by the fusing entrance guide
as they are easily damaged. The upper frame tends to hold more heat
than the lower frame. Be careful.
5. Do not rotate the rollers while the pressure springs are not installed and
the hot roller strippers are in place. If done, the hot roller may be
damaged by the strippers.
SM
CÓPIA NÃO CONTROLADA
4-3
CÓPIA NÃO CONTROLADA
SERVICE REMARKS
A219