Service Bulletin Ref. No.
Subject
Model
Therefore, the information will be updated later.
(Page.1/3)
2H7-0081 (B022)
<Date> February 1, 2011
Change of the Waste Toner Motor
(Measure against Service Call C2810) --- Except KTST
TASKalfa500ci, TASKalfa400ci, TASKalfa300ci, TASKalfa250ci,
TASKalfa552ci, FS-C8500DN
*For KTST specifications, approval for the relevant application is in process.
Topic
When excessive electrical current was applied to the waste toner motor by short circuit, the engine PWB might be
damaged or C2810 (waste toner motor error) might appear. Therefore, the following changes were made.
Accordingly, some attention is required when replacing the parts. Please refer to <Field Measure> below.
Content of Changes
1) The tolerance for frictional wear of the brush was improved by changing the motor from a different vender.
2) Due to the change above, the shape of the motor holder was changed.
3) Due to the change above, the wire alignment of the motor was changed. (Please refer to the next page.)
No.1,2
GEAR WORM /48390M0062 A4
(5MVG115DB002)
Old Part
No.
1
2
3
4
• "+" Mark at the head of the description indicates that it is a component part.
*1: The old No.4 will be continuously supplied as toner replenishing motor (4 pcs. used). Please use the new Nos.1 and 2
when the waste toner motor is replaced since the new individual waste toner motor is not supplied to prevent the wrong use as
the toner replenishing motor.
No.
302H793340
2H793340
302H79K340
2H79K340
302H703620
2H703620
302H794440
2H794440
No.4
New Part
302H793341
2H793341
302H79K341
2H79K341
302H703621
2H703621
---------- +PARTS DC MOTOR ASSY 1 -
No.3
No.
PARTS ICL MOTOR UNIT 1 1
PARTS ICL MOTOR UNIT 1 1
+HOLDER MOTOR ICL 1 1
<HOLDER MOTOR ICL (No.3)>
(Old)
28.9±0.1 mm
<Difference between the old and new PARTS ICL MOTOR UNIT
(Nos.1 and 2)>
Description
Old New Old New
(New)
31.2±0.1 mm
White marking added on the new holder
(Nos.1 and 2)
ty
lity
X O
X O
X X
X -
Remarks
*1
(Except KMKR)
*1
(For KMKR)
*1
European Service & Development Center (ESDC)
KYOCERA MITA Europe B.V.
Service Bulletin Ref. No.
KMC’s Classification Entire Stock Rework In-Field modification at next visit
Field Measure: Please replace the assembly (new Nos.1,2) of the new motor and the new holder when
Serial Nos. of the Affected Machines: From the January 2011* production
* The above is the plan at the present moment. Please note that this information is subject to change.
<Changes of the wire alignment>
(Old Nos.1,2)
(New Nos.1,2)
A) Affected models : TASKalfa500ci/400ci/300ci/250ci
(Old) (New)
B) Affected models: TASKalfa552ci, FS-C8500DN
(Old) (New)
Wire saddle (Z)
the phenomenon described above occurs. Also, please refer to the next page as it is
necessary to change the wire alignment when fitting the new parts.
Wire saddle(X)
(Page.2/3)
2H7-0081 (B022)
<Date> February 1, 2011
In-Field modification by case No modification necessary
The wire alignment was changed as follows since the new
wire is shorter than the old one.
Wire saddle (Y)
No.1,2
1) The position to fit the wire saddle (X) was changed.
2) Do not pass the wire through the wire saddle (Y).
Wire saddle (Z)
Do not pass the wire through the wire saddle (Z).
Only the wire of the fan passes through the wire saddle
European Service & Development Center (ESDC)
KYOCERA MITA Europe B.V.
(Z).
Wire saddle(X)
Wire saddle (Y)
No.1,2