Jake Cole 1 Posted May 10 Share Posted May 10 (edited) Good morning, Ill preface with the fact that I am very new to forging and have next to no idea what I am doing. I spent some time looking for the answer to my question on the site before I posted this but if it exists, I did not find it. I was given what seems to be a very nice Propane forge by a close friend when he heard that I was trying to get a new hobby now that I was out of school and had some free time and was looking at forging. I am learning about the forge through trial and error. Located on the gas line is a magnetic solenoid valve, it looks like its a K3A model. When under pressure this valve leaks around a metal ring that is supposed to act like an O-ring. I tried for quite a while to get it into a position that would stop the gas leak to no avail. I'm wondering if this valve is actually necessary or if I could replace it with just a ball valve. I am worried about some unforeseen problems that could come with removing a component of a system I'm this uneducated on. Thanks for the time folks I really appreciate it, Jake Edited May 10 by Jake Cole Added pictures Link to post Share on other sites
Alan Longmire 3,674 Posted May 10 Share Posted May 10 You could probably replace it with a ball valve, it's just there as a safety device. That said, I have never seen a forge built like that, can we have pics of the whole thing? Also, this goes in Tools and Toolmaking. Link to post Share on other sites
Dan Hertzson 52 Posted May 10 Share Posted May 10 As Alan indicated, this appears to be a safety valve. Typically these are only required for forced air gas trains (ones that use fans, blowers or compressed air to mix with the gas), and not for naturally aspirated burners ("ventauri" burners). From the photos it is hard to tell whether your unit has such blower, or needs one. However, the device upstream of the solenoid valve may be a zero pressure regulator, which is designed to meter the gas flowrate based on associated air pressure. Are you sure this is a propane forge, not a natural gas forge? Does it already have a blower or fan? Does the burner currently light? Link to post Share on other sites
Dan Hertzson 52 Posted Thursday at 07:25 PM Share Posted Thursday at 07:25 PM Always interests me when people post a question, then not only don't respond to feedback, but don't even visit to see if there is feedback. Link to post Share on other sites
Jake Cole 1 Posted Friday at 07:51 AM Author Share Posted Friday at 07:51 AM (edited) On 5/10/2022 at 7:46 AM, Alan Longmire said: You could probably replace it with a ball valve, it's just there as a safety device. That said, I have never seen a forge built like that, can we have pics of the whole thing? Also, this goes in Tools and Toolmaking. Alright thank you. I'll grab some pictures and make a new post. I'll get those on as soon as I can get back on. Copy on the tools and toolmaking also, I apologize for that. Edited Friday at 07:59 AM by Jake Cole clarification Link to post Share on other sites
Jake Cole 1 Posted Friday at 07:57 AM Author Share Posted Friday at 07:57 AM 12 hours ago, Dan Hertzson said: Always interests me when people post a question, then not only don't respond to feedback, but don't even visit to see if there is feedback. Always interests me how some people have developed that virtue of patience and others have not. Was away from my computer for work, but I apologize if my work does not fit into your schedule 3rd shift tends to do that. 1 Link to post Share on other sites
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