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DETECTING BLOCKAGE OF AIR CONDITIONER UNIT BASED ON CONTROL SIGNAL

  • US 20200132320A1
  • 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 of operating an air conditioner unit, the method comprising:

  • determining a benchmark control signal corresponding to a predetermined speed of a fan of the air conditioner unit;

    activating a heating unit of the air conditioner unit, the heating unit comprising a plurality of heater banks;

    activating the fan while the heating unit is active;

    measuring a control signal to the fan after activating the fan;

    comparing the measured control signal to the benchmark control signal; and

    disabling one of the plurality of heater banks when the measured control signal is less than the benchmark control signal.

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