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View Full Version : Lennox furnace shuts off before reaching temp? Model lennox c33-44c-2f


toetker
Feb 2, 2011, 05:08 PM
Had cold snowy days and furnace will shut off before reaching set temp. The exhaust pipes were in the direct path of the blizzard. I can't see any ice blocking but there is a large chunk that appears to be from one of the pipe.