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I have tried everything!!!!

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  • Member since
    April 2011
  • From: Dayton, OH
I have tried everything!!!!
Posted by tcepilot on Friday, July 27, 2012 5:10 PM

 No matter what this is what my paasche model H does, perfect thinner, perrfect psi, new tips, and strained paint! I ONLY use MM enamels.

Tags: help

-tcepilot

 

 

 just make a gif here

   

  • Member since
    June 2010
Posted by montague on Friday, July 27, 2012 5:51 PM

What are you asking?

  • Member since
    February 2011
  • From: Ontario, Canada
Posted by gunner_chris on Friday, July 27, 2012 5:55 PM

Have you tried all the same settings with different paint?

  • Member since
    April 2011
  • From: Dayton, OH
Posted by tcepilot on Friday, July 27, 2012 6:45 PM

Im asking if these results are normal and if not how can I fix them?

-tcepilot

 

 

 just make a gif here

   

  • Member since
    April 2011
  • From: Dayton, OH
Posted by tcepilot on Friday, July 27, 2012 6:45 PM

no I have not

-tcepilot

 

 

 just make a gif here

   

  • Member since
    April 2011
  • From: Dayton, OH
Posted by tcepilot on Saturday, July 28, 2012 12:20 AM

Could it be the paint not being strained propperly?

-tcepilot

 

 

 just make a gif here

   

  • Member since
    February 2011
  • From: Ontario, Canada
Posted by gunner_chris on Saturday, July 28, 2012 6:52 AM

My suggestion would be to change things up.

Try the same settings but with different paint.

You mentioned perfect psi, perfect thinner but it's hard to say what settings you have it at, or even what paint and thinner you're using.  Or even if you're using acrylic or enamel.

  • Member since
    August 2005
  • From: Sydney, Australia
Posted by Phil_H on Saturday, July 28, 2012 7:19 AM

Because you're using a single-action brush, you may also want to consider your nozzle setting. Open it up a bit more and see if you get a more consistent result, then start closing it down a little at a time to find the limit. This will vary depending on air pressure and paint viscosity.

  • Member since
    April 2011
  • From: Dayton, OH
Posted by tcepilot on Saturday, July 28, 2012 11:16 PM

Is there a possibility that the tips are worn out or bent to the point i can't see it?

-tcepilot

 

 

 just make a gif here

   

  • Member since
    February 2003
  • From: Cameron, Texas
Posted by Texgunner on Sunday, July 29, 2012 12:02 AM

I use a Paasche Model H as well.  I spray enamels almost exclusively and I've found that the H can require quite a bit of fine tuning to get the results I'm after at times.  I think I'd recommend thinning the paint a bit more (rather than less), spraying at around 20psi, and trying holding closer to the work surface.  Oh and you'll need to screw the tip back (exposing more of the needle) until it's almost closed. In fact, maybe close it and then start opening it back very gradually until it's spraying as you want.  

If you experience a lot of clogging, thin the paint a bit more.  You may have to fiddle with your spray pressure a little too.  Believe me, even after 25 years of using the H, it sometimes gives me fits getting all the ducks in a row or all the different combination of fuel, flow, air pressure and distance just right.  Sometimes it's hard to find the patience, but hang in there, you'll get it!

Good Luck, Gary


"All you mugs need to get busy building, and post pics!"

  • Member since
    April 2011
  • From: Dayton, OH
Posted by tcepilot on Sunday, July 29, 2012 3:26 PM

Thank you :)

-tcepilot

 

 

 just make a gif here

   

  • Member since
    April 2011
  • From: Dayton, OH
Posted by tcepilot on Monday, July 30, 2012 6:57 PM

I used your advice Tex and it helped alot! But, it seems only at the end or last 3 seconds of remaining paint does it come out thin and solid. Also my airbrush keeps spitter either thinner, or water from the compressor all over my hand and sometimes spurts out the brush! Please help!!!

-tcepilot

 

 

 just make a gif here

   

  • Member since
    August 2005
  • From: Sydney, Australia
Posted by Phil_H on Monday, July 30, 2012 11:33 PM

It sounds as if you could thin your paint a little further.  Exactly how much are you thinning your paint and what air pressure setting are you using?

If your airbrush is blowing water, then you need a moisture trap. If your regulator already incorporates a moisture trap, you should consider adding an additional in-line trap.

  • Member since
    April 2004
  • From: Windy city, US
Posted by keilau on Tuesday, July 31, 2012 5:18 PM

tcepilot

Im asking if these results are normal and if not how can I fix them?

Yes, your result look normal. A fair amount of overspray, uneven darkness of lines. But the trigger (paint flow) seemed to start and stop just fine. These are typical of the Paasche H or other single action airbrushes.
 
I had a H for many years and finally replaced it with an Iwata HP-CS 4 years ago. I never look back and just wished I should have done that a lot earlier. A good quality double action airbrush is much easier to control and learn from.
 
There is no question that skillful modeler can do everything they want with the H. But weekend modeler who has limited skill set and time will find the Iwata much easier to work with.
  • Member since
    October 2008
  • From: Fullerton, Calif.
Posted by Don Wheeler on Tuesday, July 31, 2012 5:50 PM

The H should atomize much better than your examples.  Have a look at this page for a sample.

You might try shooting some ink or food colors on paper towels to eliminate the possibility of paint problems.  The H requires a fair amount of air.  Will your compressor supply 25 to 30psi under load?

Don

https://sites.google.com/site/donsairbrushtips/home

A collection of airbrush tips and reviews

Also an Amazon E-book and paperback of tips.

  • Member since
    September 2011
  • From: Medford, OR
Posted by OMCUSNR on Tuesday, July 31, 2012 11:28 PM

Hi Don.  Your link doesn't appear to work for me.  Good advice on the ink as  a test medium.

I use a H AB at work spraying mostly lacquer, thinned 1:1.  It can be a bit finicky for very fine work, but it can be done.  Usually I set my pressure at 20psi, w/ air flowing.

Reid

Grumman Iron Works Fan.

"Don't sweat the small stuff.  And.... it's ALL small stuff, until you hear INCOMING!!!!!!"

  • Member since
    October 2008
  • From: Fullerton, Calif.
Posted by Don Wheeler on Wednesday, August 1, 2012 10:05 AM

Sorry about the bad link.  I have fixed it.

Don

https://sites.google.com/site/donsairbrushtips/home

A collection of airbrush tips and reviews

Also an Amazon E-book and paperback of tips.

  • Member since
    April 2004
  • From: Windy city, US
Posted by keilau on Thursday, August 2, 2012 7:37 AM

Don Wheeler

The H should atomize much better than your examples.  Have a look at this page for a sample.

You might try shooting some ink or food colors on paper towels to eliminate the possibility of paint problems.  The H requires a fair amount of air.  Will your compressor supply 25 to 30psi under load?

Don

The H can atomize much better than Tcepilot's examples. 

But I found the nozzle adjustment touchy and difficult to get the best result every time. Yes, it can be done. I hope that Tcepilot will follow your recommendation.

But it will be much simpler if he just gets a better airbrush to learn from.

  • Member since
    August 2011
Posted by sportandmiah on Saturday, August 4, 2012 10:23 PM

Airbrushing with MM Enamels is very easy, thanks to Donn Yost's method. Simply reduce your paint with a 2:1 paint to lacquer thinner ratio, adjust PSI to 32, and spray you model with mist coats, maybe 5-7 inches away...probably 30+ mist coats...or until the paint is glossy. No need to wait between coats. Light mist coats....not 10 medium coats...LIGHT MIST foe each pass. For a 1/24 scale car, it might take 10+ minutes to paint the whole car, but using his method is flawless. The paint will GRADUALLY build as you mist. Don't rush it, and you will do fine.

  • Member since
    August 2011
Posted by sportandmiah on Saturday, August 4, 2012 10:26 PM

Oh, make sure to use the #5 tip and #5 needle. Both the tip and the needle will have 5 hash marks. Unscrew your tip to wide open. Donn uses the Paasche H, as do I, and it's a great system. Google Donn Yost if you want to find out more about it.

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