Questions & Answers for: speed furnace fan motor

...speed setting of my Carrier furnace model 58wav091-14 First does this furnce model have a 2 speed fan and if so how do I hook it up to run on continous low speed most time, you don't have to do ...

...speed. When the furnace operates in heating mode with the thermostat in the auto position, the furnace starts the fan when the furnace reaches a specific temperature or after a set time delay, but it ...

...speed fan is turned on by either a temperature activated switch (silver box mounted on front on furnace above burners) or a time delay relay which is solid state. That being said, your problem could ...

...wire slower speed for heat. check these first then you may have to go back to the furnace control board. and check if it is sending voltage to the fan motor itself.. hope this helps.. hvac tech.. ...

furnace transformer/fan-relay wiring to fan-motor From fan motor is a red (115v) " lo-speed" wire which, when connected to the brown "lo-speed" wire of the transformer relay, makes the fan run ...

furnace? i can't seem to get enough warm air up on the top floor. . Your homes ductwork needs to be balanced. Get someone that can read airflow...personally I use a balometer made by alnor. Ir

...speed windings on the blower motor are open causing it to not turn on. Most motors have 3 to 4 speeds & only 2 are used. Switch the heat motor wires in the furnace (on the control board) with one ...

...speed on ac but not on furnace Multiple speed fans are always wired to run on "HI" for A/C and a lower speed for heat. If there are more than 3 wires on the fan motor, its probably a multiple

wires...24 Volt & common. the blower will use one speed on a gas furnace & a common. If you have AC or a fan switch on your thermostat, then the high speed will also be connected on the blower

...speed only Furnace operates on Hi and Lo heat switches. Only operates on high fan. On Au only operates on high fan. Furnace only works at one speed, high and low fan is usually used for AC. It never ...