Questions & Answers for: RTO air filter Water Heaters

...filter is black and sooty wall seem to be sooty fire dept check my air from the furnace it ok my cold air ducts have black sooty flim I have fire place but we dont use it. It is gas with a pilot but ...

...How do i find out what is causing it and resolve it? Posible dirty sensor affecting sampling of air. Gas sensors have little filters that need periodic

...filter, added more air bleeds, flushed out the system and refilled with new 50% glycol and the thing still vibrates. I had the gas supply pressure checked, 8" of water and the takagi tech walked the ...

...air in gas line, bad venting, loose wiring, bad sensor, bad PC-board, etc. The product manual recommends yearly service. Yearly service should include checking/testing each item mentioned above, plus ...