Page 1
Publish Date: 99/02/25
M-FSA29001a.pdf
.
.
BSI No.: A29001
Subject:
Change the Service Manual
Model: TF631, TF671
Category Field Application Unit
Modification/Correction of
Service Manual
Factory Application:
To be applied when necessary Operator's Manual/Service
Manual
CONTENT
1. Document No.
For TAIS
For except TAIS
Discontinue to use Lubricant Type 1, Silicon Grease G501, and use Lubricant Type 3 Floil
G-258, instead. See the pages, 8-107, 110, 111,112,113, and 114, attached.
E0-26145
E0-26148
.
.
.
.
Attached Files
2. Reason for Change
For common use with other parts of TF631/TF671.
Refer to ECR, TSB-TF631/671-ECR-570.
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4. Lubrication
4.1 Mechanisms and Parts not to be Lubricated
• Drum unit
• Retard pad assembly
• White plate
• CIS unit
• Laser scanner unit (especially laser beam slit)
• All PBA
• Fuser unit
• Transfer unit
• Rubber rollers
• Cover and plastic part
NOTE: Avoid lubricating the areas around the above mechanism and parts. Should
they be lubricated or if oil runs down into them, thoroughly remove oil with
clean rags.
TF631/TF671
4.2 Notes on Lubrication
Before lubrication, thoroughly remove old oil, rust-prev enting oil, dust and dirt with rags. Then, apply a
proper amount of oil. Oil should be applied to only the specified points.
4.3 Oil types and Makers
Lubricant T ype Specified oil Maker
2 Multipurpose No.00 ICI Co., Ltd.
3 Floil G-258 Kanto Chemicals Co., Ltd.
4 Floil GE-334C Kanto Chemicals Co., Ltd.
5 Floil GE-676 Kanto Chemicals Co., Ltd.
SERVICE MANUAL 8-107 Chapter 8
Page 3
TF631/TF671
• Lubricate the Pinch Rollers of Paper Supply Guide Assembly
Paper supply guide
Lubricant type 3
Fig. 01-05.EPS
• Lubricate the Paper Pickup Roller Spring
Fig. 01-06.EPS
Paper pic kup roller
Lubricant type 2
Chapter 8 8-110 SERVICE MANUAL
Page 4
• Lubricate the Paper Supply Pinch Roller Gear Teeth
Paper supply pinch roller
Lubricant type 3
Fig. 01-07.EPS
TF631/TF671
• Lubricate the Shafts and Gear Teeth of Gear Plate Assembly
Gear plate assembly
Lubricant type 3
Lubricant type 3
Fig. 01-08.EPS
SERVICE MANUAL 8-111 Chapter 8
Page 5
TF631/TF671
• Lubricate the Main Motor Shaft
• Lubricate the Pinch Roller Assembly Shaft
Main motor assembly
Lubricant type 3
Fig. 01-09.EPS
Lubricant type 3
Fig. 01-10.EPS
Pinch roller
Chapter 8 8-112 SERVICE MANUAL
Page 6
TF631/TF671
• Lubricate the area between the front side of Paper Feed Roller Shaft and Ground Plate
Paper feed roller
Lubricant type 4
Fig. 01-11.EPS
• Lubricate the Shaft and Gear Teeth of Gear Assembly
Lubricant type 3
NEVER
LUBRICA TE
NEVER LUBRICA TE
Lubricant type 3
Gear assembly
Fig. 01-12.EPS
SERVICE MANUAL 8-113 Chapter 8
Page 7
TF631/TF671
• Lubricate the Pulley, Shaft, Gear Teeth and Motor Gear Teeth of Developer Assembly
Developer assembly
Lubricant type 3
Lubricant
type 2
Lubricant type 2
Lubricant type 3
Fig. 01-13.EPS
• Lubricate the Shafts and Gear Teeth of Optional Motor Assembly
Lubricant
type 3
Fig. 01-14.EPS
Optional motor assembly
Lubricant type 3
Chapter 8 8-114 SERVICE MANUAL
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