If you have ever had somebody work on an air-conditioning system, you might have heard them say that they are…
HVAC AGE CODES IN SERIAL # INFO Amana: BLACKHORSE. B=1971 or 1981. BARD 1962 to March 1980 Sample Number 123456 A D…
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Component Definitions: Air handler: This is the indoor section of a heat pump or electric heat system. They are usually…