HP Jet Fusion 300 User Guide - Page 128

CAUTION, Tools needed, on the front panel.

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The cleaning roll is a roll of absorbent fabric used in the normal operation of the printer to wipe the printheads periodically: at the beginning and end of printing, while printing, on printhead check and clean, and so on. This helps the printheads to deliver agents continuously and maintain print quality. The frequency of replacement depends on your use of the printer. The printer will not print when the cleaning roll needs to be replaced. At the printer's front panel, tap , then Cleaning roll to see the status of the roll. CAUTION: Do not touch or vacuum the fabric of the printhead cleaning roll. Any interference with the roll may prevent the printer from keeping track of roll usage, in which case you may see incorrect error messages, and a printing job may be canceled unnecessarily. Tools needed ● Explosion-protected vacuum cleaner with a soft brush nozzle ● Nitrile gloves (required) 1. Ensure that you have a new cleaning roll ready. 2. Tap Replace cleaning roll on the front panel. 3. Open the top cover. 4. Put on gloves. 5. Ensure that no parts are left in the build chamber and that the print area is clean. See Clean the print area on page 99 if necessary. 6. Move the print carriage over the platform. 122 Chapter 15 Maintenance

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The cleaning roll is a roll of absorbent fabric used in the normal operation of the printer to wipe the printheads
periodically: at the beginning and end of printing, while printing, on printhead check and clean, and so on. This
helps the printheads to deliver agents continuously and maintain print quality.
The frequency of replacement depends on your use of the printer. The printer will not print when the cleaning roll
needs to be replaced.
At the printer’s front panel, tap
, then
Cleaning roll
to see the status of the roll.
CAUTION:
Do not touch or vacuum the fabric of the printhead cleaning roll. Any interference with the roll may
prevent the printer from keeping track of roll usage, in which case you may see incorrect error messages, and a
printing job may be canceled unnecessarily.
Tools needed
●
Explosion-protected vacuum cleaner with a soft brush nozzle
●
Nitrile gloves (required)
1.
Ensure that you have a new cleaning roll ready.
2.
Tap
Replace cleaning roll
on the front panel.
3.
Open the top cover.
4.
Put on gloves.
5.
Ensure that no parts are left in the build chamber and that the print area is clean. See
Clean the print area
on page
99
if necessary.
6.
Move the print carriage over the platform.
122
Chapter 15
Maintenance