Service Manuals, User Guides, Schematic Diagrams or docs for : Kyocera Printer FS-6970 ServiceBulletins SB-2J5-0018-C169
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(Page.1/3)
Service Bulletin Ref. No. 2J5-0018 (C169)
July 2, 2012
Subject Change of the Boss and the Gear in the Fuser Unit
Model FS-6950DN, FS-6970DN l:
Topic
The shaft of the gear (boss) or the gear to drive the fuser unit might be damaged by the excessive loads caused by
foreign matters, which might cause a fuser jam. Therefore, the following changes were made in order to increase
the strength.
Content of Changes
The following parts in the fuser unit were changed.
1) FRAME FUSER LOW: The bottom shape of the boss was changed.
2) GEAR INPUT : The shape of the gear was changed.
Boss can be
damaged.
1. Bearing surface thickened by
0.5 mm
2.
Roundness (R0.3) applied to the
bottom shape of the boss
Rib heightened
by 1 mm
External diameter changed GEAR INPUT changed as the further
from 11 mm to 12 mm improvement to prevent the backlash of the boss
Thickness increased by 0.5 and the gear
mm (It will be changed after using up the old stock.)
KDC's Classification Entire Stock Rework In-Field modification at next visit
In-Field modification by case No modification necessary
Field Measure: Please replace the parts when the phenomenon described above occurs.
Serial Nos. of the Affected Machines: Please refer to the next pages.
KYOCERA Document Solutions Europe
Technical Customer Service Division (TCSD)
(Page.2/3)
Service Bulletin Ref. No. 2J5-0018 (C169)
July 2, 2012
Com pati-
Old Part New Part Q'ty bi lity
No. No. No. Description Remarks
Old New Old New
302F793046 302F793047 For KDE
1 FK-440(E) 1 1 O O
2F793046 2F793047 FS-6950DN
302F793076 302F793077 For KDTW
2 FK-440(TW) 1 1 O O
2F793076 2F793077 FS-6950DN
302F79K046 302F79K047 For KDKR
3 FK-440(E) 1 1 O O
2F79K046 2F79K047 FS-6950DN
302J593051 302J593052 For KDE
4 FK-450(E) 1 1 O O
2J593051 2J593052 FS-6970DN
302J 593091 302J593092 For KDTW
5 FK-450(TW) 1 1 O O
2J593091 2J593092 FS-6970DN/6975DN
302J59C051 302J59C052 For KDCN
6 FK-450(E) 1 1 O O
2J59C051 2J59C052 FS-6970DN/6975DN
302J59K051 302J59K052 For KDKR
7 FK-450(E) 1 1 O O
2J59K051 2J59K052 FS-6975DN
302F725023 302F725024
8 +FRAME FUSER LOW 1 1 O O
2F725023 2F725024
302F925090 302F925091
9 +GEAR INPUT 1 1 O O Note 1
2F925090 2F925091
"+" mark at the beginning of the part name indicates that it is a component part.
Note 1: The new GEAR will be implemented later than the new FRAME. Even if it has a new part number, the new GEAR
may not be applied to that fuser unit. (Please check the machine/unit with the new GEAR by the following serial number.)
Serial Nos. of the Main Units (FS-6950DN is currently not produced.)
Affected Serial Numbers
Model Name Product Code Destination FRAME FUSER LOW GEAR INPUT
FS-6970DN 1102J53EU0 KDE XAA2511498 After using up the old stock
1102J53AS0 KDAU XMU2600601 After using up the old stock
1102J53TH0 KDHK After using up the old stock After using up the old stock
1102J53TH0 KDTH XDC2500284 After using up the old stock
1102J5TTW0 KDTW After using up the old stock After using up the old stock
1102J53KS0 KDCN After using up the old stock After using up the old stock
1102J53ND0 KDID After using up the old stock After using up the old stock
FS-6975DN 1102LT3KR0 KDKR Q4V2501980 After using up the old stock
1102LTTTW0 KDTW Q162501304 After using up the old stock
1102LT3KS0 KDCN Q1L2500486 After using up the old stock
KYOCERA Document Solutions Europe
Technical Customer Service Division (TCSD)
(Page.3/3)
Service Bulletin Ref. No. 2J5-0018 (C169)
July 2, 2012
Serial Nos. of the Fuser Units / MK Kits
Affected Serial Number
Fuser Unit Part Number Destination FRAME FUSER LOW GEAR INPUT
FK-440 302F793047 KDE After using up the old stock After using up the old stock
302F793077 KDTW After using up the old stock After using up the old stock
302F79K047 KDKR After using up the old stock After using up the old stock
FK-450 302J593052 KDE KXY2617845 After using up the old stock
302J593092 KDTW After using up the old stock After using up the old stock
302J58C052 KDCN After using up the old stock After using up the old stock
302J59K052 KDKR After using up the old stock After using up the old stock
Affected Serial Number
MK Kit Product Code Destination FRAME FUSER LOW GEAR INPUT
MK-440 1702F78EU0 KDE/KDAU/KDTH GPW2505117 After using up the old stock
1702F7TTW0 KDTW After using up the old stock After using up the old stock
MK-450 1702J58EU0 KDE WZY2501107 After using up the old stock
1702J58AS0 KDAU/KDID/KDHG/KDTH WZY2501105 After using up the old stock
1702J5TTW0 KDTW After using up the old stock After using up the old stock
1702J53KS0 KDCN After using up the old stock After using up the old stock
1702J58KR0 KDKR After using up the old stock After using up the old stock
KYOCERA Document Solutions Europe
Technical Customer Service Division (TCSD)
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