Re: Canon i960 print head



I don't know if will work on your Canon printer, but I just cleared the
printhead on my ancient Epson Stylus Color 800 printer of a similar black
ink blockage, which was caused by the printer being left idle for five
months with the print head not having been returned to the "park" position.
(Thanks to my son). The blockage was total, with no black print appearing.

All efforts to clear the stoppage failed and as I was faced with dumping the
machine, so I tried the following method to clear it:

I filled an old empty ink cartridge with half Windex, Half Methylated
Spirits (Alcohol) (previous attempts with Windex alone had failed to clear
this blockage) and installed it in the printer

After I had run about six cleaning cycles, a test print showed that some of
the cleaning mixture was getting through.

Then using Excel, I prepared a printed page filled with the colour black I
then printed this continuously till it initially showed black, as the dried
ink in the printhead started to dissolve, then changed to clear as the
blockage was totally cleared.

Then a new cartridge, a couple of cleaning cycles and the printer was as
good as new.

Incidently, I have been running this printer for the most part on refilled
cartridges since new in 1997 or 1998 and while I have had blockages from
time to time, they have been after the printer has been unused for extended
periods and have been encountered with both OEM cartridges and refilled
ones.

Good Luck

Bob



"John Eppley" <jeppley@xxxxxxxxxx> wrote in message
news:VIqgf.30256$1l6.19955@xxxxxxxxxxxxxxxxxxxxxxxxxx
>I was given a gift of a Canon i970 printer more than a year ago. It has
>done a great job and I am pleased with its performane. However, ther are
>periods of "down time" where it may sit idle for a week, several weeks, or
>even a month. My bad.!!
>
> Needless to say, idle time for this printer is a bad thing. I am now
> having color shift problems. Several "DEEP" cleanings have made a
> significant improvement but I am not pleased with the final results on
> paper, or photo glossy. There appears to be a "blue" overtone.
>
> My questions are three fold.
>
> 1) Is there a test pattern that I can print to establish "true" color ?
> 2) Can some one supply the correct procedure for removing the printhead
> (for cleaning)
> 3) Is there a recommended cleaning procedure.?
>
> I have read all of the recent postings and I am sure this question has
> been raised frequently. Therefore If I appear to be stupid, you are
> probably quite right.
>
> Thanks in advance for any inputs.
>
> John (the guy who MUST make some prints of his granddaughters recent
> wedding)
>
>
>


.



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