Homebrew PCBs

--- In Homebrew_PCBs@yahoogroups.com, Russell Shaw <rjshaw@...> wrote:
>
> Hi,
> I needed to make a pcb. I hadn't used the Stylus 460 for atleast 6
months.
> After a couple of nozzle cleans, the epson test print showed one
black line
> missing. A half dozen more cleans wouldn't fix it. So i put in an
old black
> cartridge after filling it with metholated spirits with a syringe. I did
> dozens of cleans until the cartridge was empty, but it was still
blocked.
> I refilled the cartridge with "Hardworking Nifti" spray cleaner
detergent,
> and did 20 more nozzle cleans. Now all nozzles work.

What are "metholated spirits"?

http://www.polyphoto.com/tutorials/PrintHeadCleaning/


> In linux, i just enter "escputil -c" 50 times (using the Bash shell
repeat
> feature) and leave the printer to do 50 nozzle cleans. When i come
back, i
> just enter "escputil -n" to do a nozzle check.

I've been told repeatedly by Epson techs that it is bad to do more
than 3 head cleanings in a row without printing -something- even just
a nozzle check. Supposedly it keeps increasing in "intensity" and is
at risk of damaging the head.

In any case, you are wasting loads of ink doing that. See my link above.

Steve Greenfield