...speed fan comes on for the Cool mode via the fan relay, while the Heat speed is low speed and controlled not by the fan relay but the temperature or time delay, you need to determine what speed you ...
...fan speed can be adjusted. Press the FAN key (Fig. J) to select the desired FAN SPEED setting. Your selection will appear on the control panel. Each depression of the fan key will advance to a ...
Question about Heating & Cooling
...heating. Normally closed should be the low speed, and normally open (closed when the relay is energized) should turn on the fan in high speed. Make sure the fan (isolation) relay is wired
...fan speed and your heat may start working. You will have to access the blower motor to find this out. Red color is low and black is high. Move the Red wire to another speed on the motor and see what ...
...fan to come on in high speed. When your home cools down and the thermostat cuts the air conditioner off, the low voltage coil terminals 1 & 3 are denergized, and the fan goes off. Sometimes these ...
...fan speed low M-means fan speed of med H-means fan speed of high. To get proper cool, mode "cool" and less 3 degree minimum than your room temp. To get proper Heat mode "Heat" and 3 degree more than ...
...operation wihtout having it totally cooled It sounds to me that the air con is on auto fan, as the room gets hotter or colder the fan will slow down and stop. keep the fan on low,med or high fan ...
...switch and fan stops reinsert and fan runs at low speed central air does not cycle on and off when calling for temperature. Thermostat is bad or set for auto. Set t stat to on for fan
...you go to thermostat and put the fan switch to "on" the blower should operate on "high" speed.With the fan switch set to "auto"the operation will determine the fan speed.Hope this helps. ...
...speed Thermostat fan control indicates low, med, high and auto. No matter what is selected the fan only runs on high. Other then the speed control the unit functions perfectly. Wild guess the fan was ...
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