Quote:
Originally Posted by mike barkley
lived in florida for 30 years. never had a check up one. never had a problem, all you have to do is once a month hose the coils to keep them clean and put some bleach in the drain line. everything else is a closed system so there isnt anything to do except look!
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How do you hose coils that are inside of a furnace?? I took the front cover of my Trane unit off ( above the blower and heat exchanger) and you can only access half of the coil without removing the entire box.