Make Up Air Heating Control Board Replacement



This make up air unit had problems re heating the air in dehumidification mode. A heating control board replacement (DJM board) was necessary to rectify the issue.
This indirect make up air actually doesn’t pull in 100% outside air as most do, it is mixed with return air as well.

Save 8% on your purchase https://www.trutechtools.com/ with promo code knowitall

Visit HVAC Know It All on social media Facebook

https://www.facebook.com/hvacknowitall/
Instagram

https://www.instagram.com/hvacknowitall/

LinkedIn https://www.linkedin.com/in/gary-mccr…

Listen to the HVAC Know It All Podcast https://anchor.fm/hvacknowitall

Visit https://www.hvacknowitall.com/ for articles, and tips

#hvac #makeupairunit #mua

source