Carrier Furnace Exhaust Fan Noise

I have a carrier gas furnance that was making a loud whining noise.

Carrier furnace exhaust fan noise.

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. Having dirty burners in your furnace can cause a delay in ignition. If you block this off to reduce the noise then your gas furnace will not operate properly and it could be dangerous. The motor shaft and the wheel will be noisy as it turns.

Check the set screw to ensure that it is properly tightened. If you hear a sound like a loud bang or boom coming from your furnace you would certainly be wise to be concerned. Carrier weathermaker 8000ts model 58cta070 10108 parts replaced. I see the three mounting brackets clearly.

The blower wheel is attached to the blower motor shaft with a set screw. Not only are furnace exhaust fan noises disruptive they may also indicate potential problems within your furnace that need to be repaired immediately. A furnace exhaust fan in need of repair is of particular concern since it is such a critical component of your system. Is there also a screw bolt at the end of the shaft that must be.

The sound went away and the system is functioning. Is the motor difficult to replace. Ours is original equipment and has been in service for 25 years but there is a wide distribution in lifetime for this component. Inducer motor hc21ze125 https amzn to 2wnirzi inducer fan la660003 https amzn to 2.

I traced the sound to the electric exhaust blower motor ao smith model je1d013n. If the set screw is loose the blower wheel will wobble on. The blower will make noise if the ductwork is undersized. 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 hvac professional may not be able to easily solve your problem aside from the maintenance service i mentioned above. One common cause of a loud bang or boom is a dirty burner in your furnace. So the gas will build up instead of the gas igniting immediately.