Ricoh A121 Modification Bulletin FT4495
MODIFICATION BULLETIN NO. 1 PAGE 1 OF 4
ISSUED ON: March 15,’94
Model Kite Volt/Hz
Modified Article Parts Catalog
Reason for
Parts Catalog Correction
Modification
Please correct your parts catalo g as follows:
1. Parts Number Correction
Incorrect P/N Correct P/N Description
Index No. Page
AX410012 AX020077 Main Motor - AC 24.5W 5 55
52155250 A1215435 Thermistor 14 49
A1212420 A0092420 Drum Stay 19 43
A1214063 52154063 Lower Exit Guide 10 53
A1214145 A0084145 Oil Pan 17 51
A1214195 52154195 Oil Sump 17 49
Parts Catalog
Date of
Modification
Serial Number
A1214251 A0244251 Fusing Cover 1 49
A0091683 A1211783 Sensor Actuator 4 17
A0695161 A1215161 Scanner Motor Control Board 5 59
MODIFICATION BULLETIN NO. 1 PAGE 2 OF 4
DETAILS OF MODIFICATION
2. Parts Number and Description Corrections.
ISSUED ON: March 15,’94
Incorrect P/N Incorrect Description Correct P/N Correct Description
AZ140023
AA060515 Tension Spring - 23.4mm A1211910 Spring - Timing Belt 31 21
A1212899 Guide Roller 08053270 Ball Bearing - 8 x 16 x 5mm 2 25
Transformer - 115/230V
(110/115V)
A1215208 Sorter Transformer - 30VA 20 61
Parts Catalog
Index No. Page
3. Please delete the following parts from your parts catalog.
P/N Description
Index No. Page
A0092687 Balance Wheel - 3rd Paper Feed 7 31
07250120E Retaining Ring C - M12 110 31
Parts Catalog
MODIFICATION BULLETIN NO. 1 PAGE 3 OF 4
Page 20
DETAILS OF MODIFICATION
4. Please add the following parts to your parts catalog.
ISSUED ON: March 15,’94
P/N Description Q’ty
Parts Catalog
Index No. Page
A1211909 Fly Wheel 1 * 35 21
05740080E Hexagon Headless Set Screw - M4 x 8 1 * 113 21
A0283264 Stopper Cushion 2 * 31 31
AZ140023 Transformer - 115V/230V (110V/115V) 1 * 24 61
Page 30
P/N 0434 0080W
(Index No. 103)
3.5 ± 0.5mm
Page 60
P/N 0754 0080E
(Index No. *113)
P/N A1211909
(Index No. *35)
P/N A0283264
(Index No. *31)
P/N AZ140023
(Index No. *24)
* New index
S. Hamano, Assistant General Manager
Technical Support Department
MODIFICATION BULLETIN NO. 1 PAGE 4 OF 4
ISSUED ON: March 15, ’94
MODEL NAME V/Hz DESTINATION
CODE SERIAL NUMBER
Nashuatec 3426 110/60 Taiwan A121 - 10
Aurora AC4526 110/60 Taiwan A121 - 11
Nashuatec 3426
Gestetner 2526
RICOH FT4495 110/60 Taiwan A121 - 19
Nashuatec 3426
Gestetner 2526
RICOH FT4495 220/50 Asia, Middle East A121 - 29
115/60 S. America, etc. A121 - 12
220/50 Asia, Middle East A121 - 20
JAPAN PRODUCTION
S. Hamano, Assistant General Manager
Technical Support Department
MODIFICATION BULLETIN NO. 2 PAGE 1 OF 2
ISSUED ON: March 15,’94
Model Kite Volt/Hz
Modified Article Original length sensor, etc.
Reason for
Due to vendor change
Modification
Due to vendor change, the following parts have been cha ng ed .
Inter-
Old P/N New P/N Description Q’ty
A1211960 AW010042 Original Length Sensor
A1211961 AW010043 Original Width Sensor
A1212925 AX200110 1st Feed Clutch
A1212926 AX210048 Registration Clutch
A1212901 AX200112 Relay Clutch
1 → 1
1 → 1
1 → 1
1 → 1
1 → 1
change-
ability
O/O 27 17
O/O 29 17
O/O
O/O 8 35
O/O 20 31
Date of
Modification
Parts Catalog
Index No. Page
22
20
27
29
Serial Number
A1212902 AX200111 3rd Feed Clutch
A1211956 AX050087 2nd Scanner Motor - DC 6.48W
A1211955 AX050086 Lens Drive Motor - DC 7.5W
A0092802 A1212802 Supporter - Registration
52055251 LED Sensor Type - T
AW020041 Photointerruptor
A0096615 Cover Exit Ass’y
A1216615 Exit Cover
1 → 1
1 → 1
1 → 1
1 → 1
1 → 0
0 → 1
1 → 0
0 → 1
O/O 19 31
O/O 18 17
O/O 20 17
O/O 18 57
O/O 3 27
O/O 3 53
MODIFICATION BULLETIN NO. 2 PAGE 2 OF 2
ISSUED ON: March 15, ’94
MODEL NAME V/Hz DESTINATION
CODE SERIAL NUMBER
Nashuatec 3426 110/60 Taiwan A121 - 10
Aurora AC4526 110/60 Taiwan A121 - 11
Nashuatec 3426
Gestetner 2526
RICOH FT4495 110/60 Taiwan A121 - 19
Nashuatec 3426
Gestetner 2526
RICOH FT4495 220/50 Asia, Middle East A121 - 29
115/60 S. America, etc. A121 - 12
220/50 Asia, Middle East A121 - 20
JAPAN PRODUCTION
* New Index
MODIFICATION BULLETIN NO. 3 PAGE 1 OF 2
ISSUED ON: April 15, ’94
Model Kite Volt/Hz
Modified Article Grounding Wire
Reason for
To meet safety standard
Modification
To meet safety standard, th e gro unding wire has been added to the scanner motor.
Old P/N New P/N Description Q’ty Used
A0695352 Grounding Wire
0 → 1
Date of
Modification
Parts Catalog
Index No. Page
* 36 21
Serial Number
* 36
S. Hamano, Assistant General Manager
Technical Support Department
MODIFICATION BULLETIN NO. 3 PAGE 2 OF 2
ISSUED ON: April 15, ’94
MODEL NAME V/Hz DESTINATION
CODE SERIAL NUMBER
Nashuatec 3426 110/60 Taiwan A121 - 10 155404XXXX
Aurora AC4526 110/60 Taiwan A121 - 11 004404XXXX
Nashuatec 3426
Gestetner 2526
RICOH FT4495 110/60 Taiwan A121 - 19 A3574020001
Nashuatec 3426
Gestetner 2526
RICOH FT4495 220/50 Asia, Middle East A121 - 29 A3574020037
115/60 S. America, etc. A121 - 12 1544020001
220/50 Asia, Middle East A121 - 20 1534020001
JAPAN PRODUCTION
MODIFICATION BULLETIN NO. 4 PAGE 1 OF 2
ISSUED ON: June 15, ’94
Model Kite Volt/Hz
Modified Article Friction Pad Ass’y
Reason for
To improve paper feeding from the paper tray
Modification
Date of
Modification
Serial Number
To improve paper feeding from the paper tray, a seal ha s bee n adde d to the pad holder as shown. To facilitate servicing and
ensure the friction pad replacement, the friction pad assembly (P/N A1212731) has been re gist ere d as a service part . When
replacing the friction pad, the frictio n pa d asse mbly must be replaced.
Old P/N New P/N Description Q’ty Used
52162844 Friction Pad
A0092605 Pad Holder
A1212731 Friction Pad Ass’y
1 → 0
1 → 0
0 → 1
Friction Pad
Inter-
change-
ability
X/O * 37 23
Parts Catalog
Index No. Page
11 23
12 23
* New Index
(P/N 52 162844)
Seal has been added
Friction Pad Assembly
(P/N A1212731)
Pad Holder
(P/N A0 092605)
S. Hamano, Assistant General Manager
Technical Support Department
MODIFICATION BULLETIN NO. 4 PAGE 2 OF 2
ISSUED ON: June 15, ’94
MODEL NAME V/Hz DESTINATION
CODE SERIAL NUMBER
Nashuatec 3426 110/60 Taiwan A121 - 10 155406XXXX
Aurora AC4526 110/60 Taiwan A121 - 11 004406XXXX
Nashuatec 3426
Gestetner 2526
RICOH FT4495 110/60 Taiwan A121 - 19 A3574040001
Nashuatec 3426
Gestetner 2526
RICOH FT4495 220/50 Asia, Middle East A121 - 29 A3574030203
115/60 S. America, etc. A121 - 12 1544040001
220/50 Asia, Middle East A121 - 20 1534030149
JAPAN PRODUCTION
MODIFICATION BULLETIN NO. 5 PAGE 1 OF 2
ISSUED ON: June 15, ’94
Model Kite Volt/Hz
Modified Article Development Unit, etc
Reason for
Due to vendor change
Modification
Due to vendor change, the following parts have been cha ng ed .
Old P/N New P/N Description Q’ty Used
A1210152 A1210151 Development Unit
A4694467 A1212900 Pad - 3 x 8 x 10mm
1 → 1
2 → 2
NOTE: The component pa rts of the deve lopment unit have not been chan ged.
Modification
Inter-
change-
ability
O/O * 39
O/O 36 23
Parts Catalog
Index No. Page
Date of
Serial Number
S. Hamano, Assistant General Manager
Technical Support Department
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