Oki Microline 520 Service Handbook page 140

3.2.13 Space Rack
1. Perform these procedures: 3.2.01, 3.2.02, 3.2.04, 3.2.10, and 3.2.11.
2. Remove the spring (1).
3. Disengage the claws (2) on the both ends of the space rack (3).
4. Pull the space rack straight up and remove it.
NOTE:
Installation
After installing the space rack, check the printhead gap adjustment. Refer to Section
3.3 of this Service Handbook.
Cleaning
When cleaning, refer to Section 3.4 of this Service Handbook.
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.
P/N 50923501 Spring: Tension (Space Rack)
P/N 53563301 Rack: Space (Narrow)
P/N 53563401 Rack: Space (Wide)
Maintenance
RSPL
RSPL
RSPL
3 - 28 Microline 520/521 Service Handbook
Both B.2.04
520 B.2.04
521 B.2.04
P/N 59257803