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  1. H

    Canon i860 Will Not Print Blue

    I am dead set against wiping the head, just using solvent. I am certain that any aggressive cleaning requiring rubbing the printhead would ruin it in a short time. A cautious approach for head cleaning would be best. I probably would lean more to your recommendation after thinking through it...
  2. H

    Canon i860 Will Not Print Blue

    I recleaned the printhead after discovering that the first cleaning was not complete. I again employed the large filler syringe by directing isopropyl alcohol at the absortion pads and at the jets. The process took over an hour until there was no bleeding of dye from the jets. I then popped a...
  3. H

    Canon i860 Will Not Print Blue

    The blue is working, but the black still requires some work. I used a large syringe to flush the printhead with isopropyl alcohol after using ammonia to soften the ink. I had posted the results and the image of the test printout, but I noticed then that the photo black cartridge was still not...
  4. H

    Canon i860 Will Not Print Blue

    Ammonia is doing a good job leeching out the pigmented black but has little effect on the dye-based color. I keep switching between isopropyl alcohol that is good at cleaning the dye-based colors and the ammonia that is still cleaning out the caked-in black pigment. That pigment is a solid...
  5. H

    Canon i860 Will Not Print Blue

    The red and smaller black also stopped working. I looked at the absorption pads above the inkjet feed, and they were not accepting any ink, but were just pooling up, definitely indicative of a blockage. I removed the head, which I finally remembered was a simple process of lifting the...
  6. H

    Canon i860 Will Not Print Blue

    You may be right about the printhead. I decided to purchase some very cheap replacement cartridges, flush them out, and fill with windex (ammonia diluted with mild detergent) as suggested. Thanks. I had read the FAQs beforehand but just wondered if something else had been discovered that...
  7. H

    Canon i860 Will Not Print Blue

    I have tried the "Deep Cleaning," which can be interpreted as "flooding the printer with ink to flush it." The blue just will not print. I have resorted to dropping water on the printhead absorber to dilute the collected ink ink and then siphoning it off, to no avail. Other colors ar OK, but...
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