I have a CST 250 Blue light is on. I have a very week arc it is yellow in color and won't lay down a beed. I get the same arc on all weld settings even lift start tig. I can set the output at 25 to 250 and I get the same arc. The inside is clean no metal dust or any thing. Any I
Ideas were to start.
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09-26-2013, 11:53 AM #1Junior Member
- Join Date
- Nov 2012
Miller cst 250 week arc need Help
Last edited by arc7700; 09-26-2013 at 07:34 PM.