Digital BW, The Print

Excellent information. Mark the heads or spend two days aligning them.


--- In DigitalBlackandWhiteThePrint@yahoogroups.com, "sinar001" <sinar1@b...> wrote:
> 
> John:
> Having done a few head replacements, the physical part of putting in the new head 
doesn't 
> take over 15 minutes. But the really tough part is the new head alignment!
> 
> Recommend you have some narrow 8" wide roll paper or long scrap 8" wide by about 3 
> feet. to print out alignment patterns.
> 
> The initial fill is vital to flush out the new heads and get a good head check.
> 
> Follow the sequence of alignment steps in the service menue. Don't stop in the middle!
> Then don't forget to also do the regular alignment tests also. I had never had to do that 
> one again, but the last head I replaced, it was all screwed up--printing offset images.
> 
> John Nollendorfs
> 
> 
> "John Vitollo" <jvlist@c...> wrote:
> > 
> > "john dean" wrote:
> > 
> > > How did it go John? Did you have a chance to replace the head.
> > 
> > Hi John D.
> > 
> > I just got in and winding down a little. The good news is the heads and dampers went 
in 
> > without a hitch in the Epson 7000. It's just a little nerve-wracking as I didn't want to 
> > damage anything while installing. Installing the tension springs was the most tedious 
as 
> > they are small and not much wiggle room. Total time to open, install and close, a little 
> > over an hour. A tip is to print out important pages from the manual so you don't have 
to 
> > run back and forth to read the PDF - like I did.
> > 
> > Nozzle Check looked sharp as a tack! A big difference from the original heads. But the 
> > forth ink had missing nozzles. I think it's just air in the head - I hope - so the printer 
> will 
> > sit for a day or so before we do another nozzle check.
> > 
> > But the most draining part of the process - both ink wise and mentally/emotionally 
was 
> > trying to figure out how to set the printhead ID via the Head Rank Input menu. Man-
Oh-
> > Man the manual is a little sketchy on the buttons to push. But I figured it out after a 
long 
> > while of just pushing buttons. 
> > 
> > I installed the dampers and heads with the inks still in the lines and there is a way to 
> avoid 
> > the default of "Initial Fill" after entering the printhead ID. But the button sequence 
> > recommended did not work. So in the end we had to do another Initial Fill and that 
just 
> > about drained all the inks out of the carts. So my client has to order more inks before 
> we 
> > can proceed. Another $260.00 without a print.
> > 
> > All in all installing the dampers and heads was fairly easy. The most difficult part was 
> > inputting the head info and trying to avoid the Initial Fill default.
> > 
> > Best,
> > 
> > John V.