Cleaning The Print Heads - Canon imagePROGRAF GP-4000 Online Manual

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Cleaning the Print Heads

The print head cleaning and Cleaning functions allow you to clear up clogged print headnozzle. Perform

print head cleaning if printing is faint or a specific color fails to print, even though there is enough ink.

If you perform Cleaning and the condition still does not improve, perform system cleaning.

The procedure for cleaning is as follows:

1. Select Utilities from

2. Click Cleaning

Before running the cleaning, check the following items:

Check that the printer power is on. Then open the Ink Tank Cover.

Check the following items for each ink. Then, if necessary, perform Cleaning.

Is there ink remaining in the tank?

• Is the ink tank attached properly?

If the Ink Lamp is not lit, remove it and attach it again.

• Did you install the ink tanks in their correct positions?

3. Execute cleaning

Print head cleaning starts.

4. Check the results

Check the print results.

If cleaning the head once does not resolve the print head problem, clean it once more.

• Cleaning consumes a small amount of ink.

Cleaning the print head frequently will rapidly deplete your printer's ink supply. Consequently, perform

cleaning only when necessary.

Deep Cleaning

Deep Cleaning is more thorough than cleaning. Perform deep cleaning when two Cleaning attempts do

not resolve the print head problem.

1. Select Utilities from

2. Click Deep Cleaning

Before running the deep cleaning, check the following items: