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DETECTING BLOCKAGE OF AIR CONDITIONER UNIT BASED ON FAN SPEED

  • US 20200132334A1
  • Filed: 10/24/2018
  • Published: 04/30/2020
  • Est. Priority Date: 10/24/2018
  • Status: Active Grant
First Claim
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1. A method for operating an air conditioner unit, the method comprising:

  • determining a steady state speed of a blower fan of the air conditioner unit;

    receiving a call for heating;

    activating the blower fan in response to the call for heating;

    measuring a speed of the blower fan after activating the blower fan in response to the call for heating;

    comparing the measured speed of the blower fan to the steady state speed of the blower fan; and

    disabling one of a plurality of heater banks of a heating unit of the air conditioner unit when the measured speed of the blower fan is greater than the steady state speed of the blower fan.

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