Figure 10-2 Print Head Assembly Removal; Internal Cleaning - Microcom 428M Operator's Manual

Chapter 10

10.3 Internal Cleaning

The overall internal cleaning of the printer is important to help reduce the dust and other
contaminates residing in the printer that may attach to the print head or drive roller and
affect the printer's performance. Refer to Figure 40 for common areas needing cleaning.
1. Remove any installed media.
2. Turn the printer power "OFF."
3. Press the Retainer Spring to allow the Head Pivot Shaft to pressed "IN" to allow the
release of the Print Head Assembly.
4. Carefully pull the Print Head Assembly up and away from the printer without straining
the Print Head cables.
5. The exposed Drive Roller can now be cleaned using a cotton swab or lint-free wiping
rag dampened with isopropyl alcohol.
428M Operator's Manual - 880028-0112
...to allow Print Head
Pivot Shaft to be
pushed "IN"

Figure 10-2 Print Head Assembly Removal

Printer Maintenance
Push Retaining Wire away...
10-3