Questions & Answers for: outdoor thermometer reading properly

...side. If your unit is not digital, use a regular outdoor thermometer, close the door for half an hour and then open to read it. Adjust accordingly. If too cold...you're using too much energy,

...thermometer set for about 5 minutes before reading. You should be looking for about 15 degrees F cooling between the return and supply. If your coils are clean make sure the outdoor fan is operating ...

...thermometer at a hardware store, and take these readings at the supply air vents,1 or 2 of them and record it, and at the return air which is where the air returns back through your air filter. This ...

...outdoor temperature is in the triple digits or a little less. It may be that your thermostat is off just a little also. If you clean your coils and keep it up like he said, that is great! I wish more ...

...thermometer digital one with probe. take probe & attach to suction line [bigger line] and wrap with tape and insulate so you get good reading. this can be done at outdoor unit after access ports. ...