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Digital BW, The Print

Index last updated: 2026-04-28 22:56 UTC

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Re: Epson r1800 - how to get perfect nozzle checks.

2008-10-12 by pr_roark

You're probably right that it's air in the outlets.  You might try 
priming the carts to pull the air out.  I use a modified MIS bottom 
fill adapter on a syringe to do this.  See 
http://www.paulroark.com/BW-Info/Modified-Bottom-Fill-Adapter.pdf

Keep an eye out for clogs also.  You have a lot of high load inks in 
that machine along with binder (glossy inks and glop).  If it turns 
out to be a problem, consider a physical arrangement that has a 
cleaning cart between the MK and PK. 

Paul
www.PaulRoark.com 

--- In DigitalBlackandWhiteThePrint@yahoogroups.com, "colingruk" 
<ColinJConway@...> wrote:
>
> I am using Eboni in the Y, MK and PK positions, PKN in the C,R and 
B 
> positions, PK is spare but has PK in it and Glop is in the Glop 
> position.
> 
> I managed to get perfect nozzle checks in the positions but a 
couple 
> of failures in the PK and MK positions.  I ran a cleaning cycle and 
> lost some more nozzles tried again and the position was worse.  I 
> tried again and very few nozzles fired properly.
> 
> I waited three hours.  After acouple of nozzle checks, the R, G and 
> B were OK so I printed with these using QTR.
> 
> The next day I tried again and after two cycles of nozzle checks, 
> cleaning and waiting three hours I was able to profile a new paper 
> with the PKN inks.
> 
> This morning I am back to square 1.  I don't think I have clogs but 
> bubbles caused by the aggressive cleaning regimen of this printer.  
> Has ay one experienced this problem?  Has anyone resolved it?
> 
> Thanks,
> 
> Colin
>

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