Air Handlers differ in the way they adjust there variable speeds. Carrier you just plug into a pin. Trane has dip switches with directions on the fan housing. Before you try to adjust please kill power to air handler. Varriable speed are very sensative to voltage. If I new your air handler brand I could help. But just check the wiring diagram and they may ahve dirrections on there for setting speed. Need more help call back Rus
When set on dehumidify, the fan to vent warm air outside does not seem to work and it is blowing...
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When set on dehumidify, the fan to vent warm air outside does not seem to work and it is blowing warm air into the room
A power outage occurrred yesterday. The heating unit now turns on and blows but the burners don't...
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A power outage occurrred yesterday. The heating unit now turns on and blows but the burners don't burn gas. The temperture control in the house works. How can I ignite the gas burners. They are automatic and should go on when the termastate is turned on.
Water resevior is full but warning light/buzzer indicates that its not and will not switch on the...
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Water resevior is full but warning light/buzzer indicates that its not and will not switch on the water pump. In Kandahar so this will be a self-help repair.