Carrier Furnace Exhaust Fan Noise

Having dirty burners in your furnace can cause a delay in ignition.

Carrier furnace exhaust fan noise.

Is there also a screw bolt at the end of the shaft that must be. I have a carrier gas furnance that was making a loud whining noise. Several problems can lead to a noisy squeaky fan. The blower wheel blows air out of the furnace and through the house.

So the gas will build up instead of the gas igniting immediately. The motor shaft and the wheel will be noisy as it turns. If the set screw is loose the blower wheel will wobble on. These fans must run whenever the furnace is lit and they often cycle when the furnace is not blowing warm air because the pilot light is always burning.

The sound went away and the system is functioning. If you hear a sound like a loud bang or boom coming from your furnace you would certainly be wise to be concerned. Check the set screw to ensure that it is properly tightened. The blower wheel is attached to the blower motor shaft with a set screw.

Is the motor difficult to replace. My carrier natural gas fired furnace has one which makes detectable noise until the main blower comes on and then noise from the inducer fan is drowned out by the main blower noise. The blower will make noise if the ductwork is undersized. If you block this off to reduce the noise then your gas furnace will not operate properly and it could be dangerous.

Not only are furnace exhaust fan noises disruptive they may also indicate potential problems within your furnace that need to be repaired immediately. Inducer motor hc21ze125 https amzn to 2wnirzi inducer fan la660003 https amzn to 2. The hvac professional may not be able to easily solve your problem aside from the maintenance service i mentioned above. Ours is original equipment and has been in service for 25 years but there is a wide distribution in lifetime for this component.

I traced the sound to the electric exhaust blower motor ao smith model je1d013n. Carrier weathermaker 8000ts model 58cta070 10108 parts replaced. I see the three mounting brackets clearly.