This is the information ( with attribution ) that I got originaly from an HP
discussion group.
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Vasily Lisov December 20,2002 13:10 PM GMT
The cleaning station needs to be cleaned. I performed it twice
with success, but I recommend to do so only on your own risk and with extreme
care.
All you need is a Torx screwdriver No.10, a couple of hours of your time and -
again - extreme care.
Remove parts in this order: ink cartridges; small panel with
buttons (unlatch and put inside); top cover; paper tray; right , bottom cover;
power supply unit; cartridge holder assembly with guiding rod; and finally the
cleaning station.
Then fully disassemble the cleaning station, clean it and let it completely
dry.
Be sure to properly locate connectors, latches and screws before dismantling
the unit.
Reassemble in reverse order.
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Unfortunately there were no details on how to go about the dis-assembly.
You will find that in order to dis-assemble the plastic, you have to find the
various tabs and hooks that hold things together. Don't force anything! Look
at the underside of the printer to locate the hooks and tabs which are usually
accessible with a screw driver or your fingers. A little patience and curiosity
will be rewarded. The second time is easy which it always is once you know how.
Re-assembly is easy as thing just snap back together.
To clean things, I used warm/hot water and dish washing detergent. I think that
you will find that the small shaft with the gears on the ends, located inside
of the cleaning sump, is probably gunked up with coagulated ink making it
difficult to rotate and this is probably the cause of your problems. A good
cleaning should fix things.
It is a good idea not to leave the ink cartiridges out to long as they tend to
dry out and clog. I put a piece of plastic (from a plastic bag or somthing)
over the ink nozels and secure it with scotch tape and put them in a zip-lock
bag while you work. I also put a piece of damp paper towel in the bag to keep
it from drying out inside (I live in a semi arid region).
Let us know how you make out.
Best
Zep
"RCN" <(E-Mail Removed)> wrote:
>Looks like that's the way I may have to go. Could you post the info here
>for me, then I can decide whether to tackle it or give up and go get a
>new printer.
>
>Thanks for that,
>John RCN
>
>
>"Anonymous" <Nobody> wrote in message news:3f8ecfbd$1_3@127.0.0.1...
>> What I have found out about my 970 is that the cleaning station get
>crudded up
>> with ink and lockes up.
>> I have had to dissassemble the printer a couple of times and clean the
>ink out
>> in order for it to work properly ( I just did it again yesterday).
>Initial
>> indications of a crapped up cleaning station are unusual raucous
>noises from
>> the printer when it starts/tries to start printing. Eventually, it
>will not
>> print and tell you that the carriage can not move. This is because the
>> mechanism that seals the ink cartridges while in standby cannot
>retract and as
>> a result, the carriage is not free to move. If you are interested in
>the
>> cleaning process I can post some info on how to do it. It's a pain in
>the ass
>> to do but better than having to buy a new printer (or maybe not ?).
>>
>> A word of caution. Never shut off the power to the printer by by
>unplugging it
>> or with a power strip. Use only the power button on the printer.
>Removing the
>> power aggravates the problem.
>>
>> You will not be ablle to get any info from HP on this problem. I
>tried. Found
>> the info in one of there business discution groups.
>>
>> Let me know via this news group if you want more info.
>
>
>
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