Oil Felt Service; Print Head Ribbon Lifter - IBM 5256-1 Maintenance Information Manual

163
OIL FELT SERVICE
1. Power off.
2. Remove the top cover.
3. Remove the ribbon from its guides and place it on
top of the ribbon in the ribbon box. (If the ribbon
is worn badly, replace it.)
4.
Remove the print head cover (2 screws)
II.
5. Remove the plastic cover from the oil felt
II.
6. Soak the felt with IBM No.6 oil.
7.
Complete the proc(;ldure by reversing the first 5
steps.
164
PRINT HEAD RIBBON LIFTER
Removal and Replacement
1. Power off and remove the top cover (110).
2. Remove the print head (160). Adjust the print
head during installation.
3. Remove the screw
B
and the ribbon lifter
II.
4. When installing, adjust the tip of the lifter 0.00
mm to 0.05 mm (0.000 inch to 0.002 inch)
II
behind the tip of the print head
II
when the Copy
Control dial
II
is set to 8.
5. Complete the procedure by reversing the first four
steps.
Use a small ruler to .
help align the ribbon
lifter
II
to the print
head.
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