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I thought I would try here before calling the pros. I have a Navien NHB 55 running my floor heat in garage. It's on its third season. Yesterday it showed a red wrench with error code 271. "Temperature Differential Limit" it gives no definitions of what that means or solutions in the manual...

Question?? I just acquired the bigger Wen air filtration unit. I am wondering what you guys think on ideal placement. I have roughly 12 ft tall 1000 sq ft floor heated garage with two 60 inch ceiling fans hanging on 6 inch downrods. Would you..... Hang it tight to ceiling same height as...