Restaurant Exhaust Fan Too Loud

Commercial kitchen exhaust systems are typically comprised of three parts.

Restaurant exhaust fan too loud.

Most people just unplug their exhaust fan due to the excess noise. If you are experiencing loud noises or rattling coming from the fan it could mean your fan is over compensating and not performing efficiently. When the build up of kitchen grease and. Turn on the exhaust fan switch and the fan should be just like new and no longer making noise.

The only noise a running exhaust hood fan should make is the hum of the motor and any noises outside of that humming range should be taken as a warning. On average your restaurant exhaust systems should be cleaned at least once every three months but you can always clean them on a more frequent basis. An exhaust fan to get air moving. Sometimes the system will run nice and quiet for an hour or two and then back to the noise.

Sometimes even if a fan is in good working order it s just too loud. This will cause the kitchen to become hot and full of polluted air. Remove smoke steam heat grease and other food related vapors that would otherwise flood the kitchen and eventually leach into a restaurant s dining room. Smaller fans tend to be noisier so if you have a 90mm fan you can replace with something larger or get rid of altogether.

Sometimes they are located on the side of the building. Is your extraction fan making a loud racket. I have a restaurant exhaust system which includes 2 hoods running off one fan. If you want to finally fix this nuisance of an issue click now.

Noise from the fan motor and air noise from the ductwork and exhaust flue shall not increase the background noise level by more than 2 db a l90 db a 5 minute measurement period and there shall be no increase in any one third octave band between 50hertz and 160hertz when measured at the. I changed the fan wheel and motor. The basics an upblast exhaust fan has one main purpose. Noisy rooftop restaurant exhaust hoods are a common sight in many densely populated downtown areas.

Motor issues if your restaurant s kitchen fan begins to make strange and overly loud noises it could be a sign that there is a problem with the fan s motor. I tried several different belt tensions and rpm adjustments. These fans take the smoke grease and kitchen grill odors and expel them into the atmosphere via ducts. It is easy to ignore these noises however further investigation into these noises may help prevent an exhaust hood failure which could eventually lead to a multi day kitchen shut down.

Since day one there has been a loud noise and vibration.