HP 220240 - Manual (Page 175)

7. Return the wire/pin cleaner to its storage location in the printer.
MLO-004873 (Figure 7-22; 16 picas)
8. Clean the transfer corona wire and the nylon separation wires with the
cotton swab.
CAUTION:
The corona wire and nylon separation wires are fragile. Do
not press down too hard on the wires.
MLO-004877 (Figure 7-23; 14.5 picas)
Maintenance 7–19