Okidata Microline 520 Service Handbook
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Brand: OKIDATA
Category: Printer
Type: Service handbook
Model: OKIDATA Microline 520 , OKIDATA Microline 521
Pages: 321
3.5.05 Lubrication Table
Area to be Lubricated Disassembly
Procedure
Lubricant Amount
Visible Bearings of Gears in Gear Case Assembly 3.2.04 Oil Small
Bearing of Pull-up Roller Shaft 3.2.05 Grease Medium
Contact between Idle Gear Bearing and Pull-up Roller Shaft 3.2.05 Grease Medium
Contact of Space Motor Assembly Gear and Space Rack 3.2.11 Oil Small
Contact between Platen Shaft and Platen Ground Spring 3.2.19 Grease Small
Contact between Bias Gear and Platen Gear 3.2.19 Oil Small
Bearing of Change Lever 3.2.23 Grease Medium
Bearing and Pivot Point of Change Lever 3.2.23 Grease Medium
Pivot Point of Release Cam 3.2.24 Grease Medium
Holders on Pressure Spring 3.2.24 Grease Medium
Bearing of Front Release Gear Arm 3.2.24 Grease Medium
Carriage Shaft
NOTE:
Place a small amount on the surface, then wipe clean.
3.2.25 Oil See
NOTE
Front Release Gear Shaft 3.2.27 Grease Medium
Contact between Front Roller Holder and Front Pressure Roller 3.2.28 Oil Small
Bearing of Tractor Gear 3.2.29 Grease Medium
Contact between Lower Tractor Feed Shaft and Main Frame 3.2.29 Grease Medium
3.5.06 Areas Not Lubricated
Lubricant should never contact the parts listed below.
1. Ribbon
2. Platen Assembly (Rubber Face)
3. Pressure Roller (Rubber Face)
4. Tractor Pins
5. Head Cable
6. Space Motor Printed Circuit Board
7. Electrical Contacts and Connections
8. Space Rack
CAUTION
Do NOT lubricate the space rack. Lubricating the space rack will attract dust.
If enough dust accumulates on the space rack, printing problems will occur.
9. Teeth of the gears in the Gear Case Assembly
Microline 520/521 Service Handbook 3 - 91 Maintenance
P/N 59257803