IBM 6400 Maintenance Information Manual page 32

Chapter 3
Cleaning The Printer
Hammer Tip
The hammer bank contains a strong magnet. To prevent damage to the
hammer tips, do not let the hammer bank cover assembly snap into
place as the hammer bank magnet attracts it. Any impact of the cover
against the hammer bank can break hammer tips.
9. Install the hammer bank / ribbon mask cover assembly (page 200).
10. Install the shuttle frame assembly (page 242).
11. Install the shuttle cover assembly (page 203).
12. Clean the card cage fan assembly, as described on the next page.
32
Figure 6. Cleaning the Hammer Tips
ATTENTION
NOTE: 6400-004 hammer bank
is shown. Procedure is the same
for all hammer banks.