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  1. HVAC
    I have American Standard Freedom 80 Two Stage Gas Furnace AUD100R936, 16 years old. I just had it serviced and the guy told me that it works well on 1 stage but does not work on the 2nd stage. Need to replace the circuit board for permanent split capacitors system in order to work on 2nd stage...
  2. HVAC
    Hi, My furnace was coming on and then the burners were turning off after 5 minutes and the LED was blinking 4 times. I found the codes and wiring inside the panel and it says that it is the "high limit device". I changed the device in this picture and now here is what happens. When I have my...
  3. HVAC
    I have an American Standard Freedom 80 that is about 10 years old. At the end of winter last year it stopped heating the air but kept circulating it, pushing cold air through the vents. Now that it is starting to get cold again, I climbed up into the attic to check on it and found that the hot...
1-3 of 3 Results