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Service Bulletin Ref. No. 2J0-0035 (C263)
October 9, 2012
Measures against Damage to the Boss at the Fuser Drive Gear
Subject
(Prevention of Abnormal Noise)
FS-2000D, FS-3900DN, FS-4000DN, FS-6950DN, FS-2020D,
FS-3920DN, FS-4020DN, FS-6970DN, FS-3040MFP,
Model l:
FS-3140MFP, FS-3540MFP, FS-3640MFP, FS-3040MFP+,
FS-3140MFP+
KMC's Classification Entire Stock Rework In-Field modification at next visit
In-Field modification by case No modification necessary
Field Measure: Please replace the gear with the new one when the phenomenon described above
occurs.
Serial Nos. of the Affected Machines: Please refer to the next page.
Topic
Some abnormal noise (gear's tooth skipping noise) might be recognized while driving the machine due to the boss
of the following fuser drive gears which was damaged by excessive loads in the exit unit or the fuser unit. Therefore,
the following changes were made in order to increase the strength of the boss.
1. GEAR Z48H: The round shape at the bottom was changed from R0.5 to R1.0.
2. GEAR Z45S: The round shape at the bottom was changed from R0.5 to R1.0.
2. GEAR Z45S 1. GEAR Z48H
CASSETTE>
X
Bottom round shape changed from R0.5 to R1.0
Bottom round shape changed from
R0.5 to R1.0
Bottom round shape changed from R0.5 to R1.0
Com pati-
Old Part New Part Q'ty bi lity
No. No. No. Description Remarks
Old New Old New
302F931050 302F931051
1 GEAR Z48H 1 1 X O
2F931050 2F931051
302F931080 302F931081
2 GEAR Z45S 1 1 X O
2F931080 2F931081
KYOCERA Document Solutions Europe
Technical Customer Service Division (TCSD)
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Service Bulletin Ref. No. 2J0-0035 (C263)
October 9, 2012
Serial Nos. of the Affected Machines
Model Product Code Destination Serial Number
FS-6970DN 1102J53EU0 KDE From the next production
1102J53AS0 KDAU From the next production
1102J53TH0 KDHK From the next production
1102J53TH0 KDTH From the next production
1102J5TTW0 KDTW From the next production
1102J53KS0 KDCN From the next production
1102J53ND0 KDID From the next production
FS-6975DN 1102LT3KR0 KDKR From the next production
1102LTTTW0 KDTW From the next production
1102LT3KS0 KDCN From the next production
As for the following A4 models, running change is planned after using up the old stocks.
--> FS-2000D, FS-3900DN (including ADP), FS-4000DN, FS-2020D, FS-3920DN, FS-4020DN, FS-2025D, FS-3925DN,
FS-4025DN, FS-3040MFP, FS-3140MFP, FS-3540MFP, FS-3640MFP, FS-3040MFP+, FS-3140MFP+
KYOCERA Document Solutions Europe
Technical Customer Service Division (TCSD)