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Yellow Haze on outter part of design

3633 Views 22 Replies 10 Participants Last post by  abhobden
I plug one leak and another one appears. After pretty much reverse engineering this MP5 and correcting the starved damper issue with white ink I now have this yellow haze suddenly appear on all my white prints. So far the spoilage rate is at 10%. We've spoiled 40 prints and counting.

Has anyone encountered a light yellow haze similar to the pic I've attached? I've modified the pic by changing colors. I've completed changed colors on the pic. I've super cleaned the bottom of the printhead carriage. I simply cant determine where this haze is coming from or what the cause is. Can anyone offer suggestions on the forum that might have encountered this?

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Is that happening when printing or pressing? I assume printing, I have seen some overspray before but not like that.

Give me a call this evening if you have some time.
Havn't seen that particular problem before! Cool, something else to look out for! :(
BP, you mention solving the damper issue?? could you possibly share what you did to correct it? (is it what you mentioned in another post about doing what you used to do on the FP-125?)
BP, you mention solving the damper issue?? could you possibly share what you did to correct it? (is it what you mentioned in another post about doing what you used to do on the FP-125?)

I never had damper issues with my old FP-125. The only problem I had with my old printer was the printhead not lasting and fuses blowing. Since that printer did not have a closed loop type of system I would replace the dampers on the white ink lines every couple of months (I bought a bunch of dampers overseas). I also would use the syringe system of flushing cleaning fluid thru the printhead itself which led me to experiment on the MP5.

I tried everything and finally decided to DIY this thing. So I located both white lines where they tee off right next to the waste ink bottle. I then used a syringe and start suctioning the large amount of ink with bubbles. I then filled several syringes with ink from a spare cartridge and pushed it into the line and I immediately started seeing the white dampers fill up. Without removing the syring I pinched off the line first then removed the syringe then inserted the line back into the tee then un-pinched the line. I then ran a normal cleaning level 1. Havent had problems since and have printed a bunch of shirts already with great quality. I did this in a moment of being really pissed off having failed a deadline...and do not recommend anyone do this simply because it worked for me. I wasnt going to wait till Monday to hopefully get this resolved.

So now my issues is this frigin yellow haze. Surely this can be resolved otherwise. How late you up Chad?
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Has anyone encountered a light yellow haze similar to the pic I've attached?
If you print the another shirt, would the haze appear in the same location. If that is the case, it might be a Rip related issue.

On the other hand if it is random, is it possible that your shirt is too close to the printhead and perhaps it randomly touches the shirts? If it was an issue with the yellow channel dripping, my guess is that you would see drops, instead of haze.
If you print the another shirt, would the haze appear in the same location. If that is the case, it might be a Rip related issue.

On the other hand if it is random, is it possible that your shirt is too close to the printhead and perhaps it randomly touches the shirts? If it was an issue with the yellow channel dripping, my guess is that you would see drops, instead of haze.
Its definitely not random. Its at the same location. I took the same file and in photoshop changed colors thinking that might affect this but regardless of what colors I use it does this in the same location.
Its definitely not random. Its at the same location. I took the same file and in photoshop changed colors thinking that might affect this but regardless of what colors I use it does this in the same location.
Then it is definetly a Rip related issue. From other rips, I've seen that sometimes the program will not rip the same image exactly the same. Some times I've riped images and the software have issues and includes a black line at the very top of the print, while the previous rip of the exact same image would print normally.

Perhaps you could try saving the image in different format files, like transparent pngs, jpgs, tiffs or psds. By simply changing the file format, you might be able to overcome this.
Thanks for the posting. OMG another issue to worry about.
Its definitely not random. Its at the same location. I took the same file and in photoshop changed colors thinking that might affect this but regardless of what colors I use it does this in the same location.
If it's printing in the same spot every time, I would try a different image and see if the same thing happens. If it doesn't, then if the first image was on a solid background, I'd try putting it on a transparent background (if it wasn't before). Maybe stray pixels??
I had the same thing on my Kiosk 3. I think it has something to do with ink pressure in the damper, because it would disappear after a head clean, and happen again after couple of prints. Some time ago I've dismounted my dampers and flushed them with syringe and I don't have this problem anymore. Yellow damper is farthest from the print head and always causing issues.
I plug one leak and another one appears. After pretty much reverse engineering this MP5 and correcting the starved damper issue with white ink I now have this yellow haze suddenly appear on all my white prints. So far the spoilage rate is at 10%. We've spoiled 40 prints and counting.

Has anyone encountered a light yellow haze similar to the pic I've attached? I've modified the pic by changing colors. I've completed changed colors on the pic. I've super cleaned the bottom of the printhead carriage. I simply cant determine where this haze is coming from or what the cause is. Can anyone offer suggestions on the forum that might have encountered this?
BP is the yellow just as easy to see before you cure the shirt? Is this shirt 100% cotton. Can you show a scan of the nozzle check?
BP is the yellow just as easy to see before you cure the shirt? Is this shirt 100% cotton. Can you show a scan of the nozzle check?
Thanks so much for the advice, suggestions, and support. Its definitely gotta be as has been suggested the RIP program. I took a different logo all together and in Illustrator simply exported it as a png and did nothing else. This other logo I took into photoshop and added styles etc. to give the appearance of chrome etc.

This newly created .png file printed perfectly. I took another logo I just created for my sons racing apparel and it printed just fine. I went back and printed the old design giving me hell and the yellow haze shows back up. Its definitely got something to do with the artwork and what I'm doing to in photoshop. Regardless of saving it as a .png or .jpg file with background or transparent it prints that yellow haze.

Guess, we'll skip the chrome like effect for now. Thanks again for all who pitch in and help out here. I hope to reciprocate soon.

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Did you get it to work without adding the chrome effect?
Its definitely got something to do with the artwork and what I'm doing to in photoshop. .

When you apply the effect are you selecting the whole image or the whole canvas? If you mask the imgae and apply to visible pixels (not any that might be floating in the transparent area), that may work. You could also flatten the image after the effect, select and copy paste into a new transparent canvas to possibly eliminate that as a factor. If you are using PNG, make sure you do not use interlaced and make sure you export it "at size" and proper resolution. If you resize an interlaced file in a RIP you run a risk of errors
Did you get it to work without adding the chrome effect?
I completely eliminated adding any styles or effects to the design. I typically create my vector files in illustrator and then I'll bring them into photoshop and add effects then save as a .png file at 200 or more resolution.

To eliminate this yellow haze I simply saved as a .png file right out of illustrator and the haze when away. So, its gotta be an issue with photoshop/anaRIP.
Do you save it and rip it as a png out of photoshop or psd?
As a follow up to all the feedback here which was helpful...it turns out this yellow haze was a printer issue and not a RIP, Photoshop glitch. Smalzstein nailed it....its a pressure issue. Its started doing it again on Friday on another design which was nothing more than black ink for the back of the shirts. The front of the shirts were initially printing beautifully and for a couple hours there we were popping champagne and planning our next trip to Cancun baby! Then captain black streaks shows up. See attached pics. I was never able to get it to print correctly. After getting Anajets instructions from tech on what to do nothing worked for until I initially ran out of ink filling, purging, flushing, and on and on. So we missed another deadline. In 6 years we've never lost a customer we've gained....except the last two weekends in a row. Starting to feel like Tiger Woods.

Its that dreaded pressure issue they are aware of. Problem is my printer hates anything but 1.0.1 firmwear. So, byt the end of tomorrow Anajet and I are gonna be like family cause will be spending a lot of time together resolving this one way or another.

I'll post my results for others knoweldge as well.

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This is the same issue the commercial printer had in the 1980's. A company called Scitex from the 80's, 90's now owned by who knows basicly did the same thing that screen printer did with the white ink. Scitex had an algorithm that choke the yellow with certain color combos which got rid of the yellow band around the image or text
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