Save THOUSANDS Replacing Your Gas Furnace Yourself.

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Published 2022-12-26
Disclaimer: This job is NOT for everyone. Please only attempt this job if you feel capable of doing this work SAFELY, as you are dealing with gas and electricity. You can save a ton of money doing this, but please don't risk your own safety doing this yourself. Thanks for watching!

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⚠️ Disclaimer:
This video is for educational purposes. Any and all HVAC repair work is done at your own risk. The DIY HVAC Guy channel is not responsible for any possible damages or injuries caused by the use or misuse of the provided information.

All Comments (21)
  • Thank you so much Dave for posting this video. So glad to see an HVAC tech like yourself that isn’t anti-DIY. I was never good at sheet metal work until I started watching your videos. Thank you again.
  • @ernietallman
    Installed my own furnace, and found it to be surprisingly easy. The exhaust vent to the chimney was the hardest part. You can do it!!
  • @OldAncientGuy
    Let me just tell you as a far way friend you are the man and keep going.all the good honest people will support you regardless the haters that they will be affected by your videos because they can't scam and rip many people.
  • @StarQualityVideo
    You rock, Cleaned and replaced almost everything on 22 yr old furnace and upgraded the duct work and it works better than it did when it was new. Thanks for the info and the confidence inspired!
  • I moved furnace from crawl to closet and from 80% to 92%. 50% of duct work, line set, condenser and all. All for around $3,500. Appreciate your videos.
  • @azaslavs1
    Hi Dave! 2 years ago installed my furnace. I did even a graph with natural gas pressure value to CO level in exhaust - to setup a proper gas pressure - my optimal pressure was 3.38 (instead of 3.5 recommended). This year I guess surplus Lennox SL18XP1 5 ton 15.5 seer AC to replace my old 20 yo 10 seer Goodman. I like your trick to retrieve R22 inside the unit.
  • Nice install. It reminds me of my residential HVAC days. I'm strictly commercial HVAC now. Glad to see someone showing the proper way to install the equipment. Like how you made the duct fitting vs just throwing in a flex connector.
  • @bp7182
    wanted to say I and appreciate you and people like you because you have save me a lot of money. Thanks.
  • What a great tutorial video. Keep up the great work. Very thorough. Good clean install. I look forward to watching each of your videos.
  • @alexgg7499
    I did install for 2 years great video remembering the job the bad thing was those tightly crawl spaces hated it those installs
  • @mikea.8633
    Great video! I have lots of respect for anyone who can do this. Even though I'd like to try it, I don't have enough confidence in doing the job correctly.
  • @coriding
    Awesome review, thanks Dave! At the end it looks like you checked the manifold, and flow pressures with a manometer. A short tutorial on that portion of an install would be really helpful. You did show the charts, but a lot of people probably wouldn't know how to use it properly. Thanks again for all the great tutorials! Happy New Year!
  • @Hoodselijah
    I really appreciate you being opened to showing your knowledge on install thank you brother don’t worry about what none of these selfish men say
  • @rich13la1
    Thanks so much for taking the time to share your step by step install with us DIY guys , sooo much appreciated , so few professionals would do that. I have seen your a/c install videos but question if I should do that because of all the tooling i would need to buy along with the talent to use correctly. Offering assistance is over the top kind and so helpful !
  • @CaptBill69
    Awesome info for DIYer with a will to study the details. Thanks for covering this arena of harder to find specific. Like your style of Sharing Info. ...and Teaching. Thanks 🙂
  • Window spline tool to brake the sheet metal nice. Heads up that sheet metal is sharp be extra careful when working with it.
  • Dave, great video and your workmanship is absolutely A1!!! Keep up the great work!! Wish you were in my area!!
  • @ro_boat
    Another great video! I had a hvac system installed by Logan a/c & heating in Columbus, Ohio they didn't do anything what you have done. They did terrible work! They didn't seal nothing! All seams leaked air... etc.....
  • @davidskaggs9914
    I've learned alot on this channel as a home owner and someone who has been working in the maintenance field for 15 years. Just do your disclaimer in all your video discriptions and let people decide if this is for them or if they want to hire a professional.
  • I'm a DIY person and I hate paying for work. Just keep in mind most places won't sell you HVAC equipment. Goodman is about the only brand that you can buy online but here is their warranty policy: "No warranty coverage is offered on Goodman brand equipment purchased by consumers over the Internet, including web-based auctions, telephone or other electronic means, unless the unit is installed by a dealer adhering to all applicable federal, state, and local codes, policies, and licensing requirements".