Ricoh Aficio FT4027, Service Manual

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TECHNICAL SERVICE BULLETIN
BULLETIN NUMBER: 4027/4527/5035/5535/4022/4522-009 12/22/95
APPLICABLE MODEL: FT4027/4527/5035/5535
SUBJECT: TONER END SENSOR WIPER ARM
SYMPTOM:
Light copies, toner bottle does not rotate.
CAUSE:
The Toner Wiper Arm becomes deformed and does not clean the Toner End Sensor sufficiently. As a res ult,
the sensor does not signal a low toner condition.
FIELD COUNTERMEASURE:
Reform the Wiper Arm Spring so that there is no end play as illustrated below.
PRODUCTION COUNTERMEASURE:
The Wiper Arm Spring has been modified and is now available as a service part.
NOTE: Add the Wiper Arm Spring to your Parts Catalog
REFERENCE
NEW PART
NUMBER DESCRIPTION QTY
MODEL
FT5535/5035 FT4027/4527/
4522/4022
PAGE ITEM PAGE ITEM
AA066246 Spring 0
➝
1 39 24 37 24
CUSTOMER SERVICE GROUP
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The Wiper Arm Spring moves away from the
Toner End Sensor due to too much end play
Old
Toner End Sensor
Toner Hopper Assembly
New
Reform the Wiper Arm Spring as shown so that there is no end play