A switch to shut it off is a good option.
How to turn off attic fan.
The attic has about 2 3 of blown in cellulose is pitched i don t know the pitch but it s about average for a typical suburban house and has a gable vent on each end l shaped house.
Together a whole house fan and attic fan can offer you 24 7 coverage helping you keep your a c costs down and your living space comfortable.
From late morning to late afternoon.
Once the attic begins to heat up the attic fan kicks on and helps keep the attic cool all day long.
Run the attic fan during the warmest hours of the day.
If yes turn it off.
For all of you who are struggling with that question how to turn off the attic fan there are two ways to do this.
I recently bought a house that has an attic fan on a thermostat that seems to run whenever the outside temperature gets above about 70.
Attic fans don t ever connect to house vents.
You could either go up to the attic and check if the fan has a switch.
4 switch off the attic fan by pressing the off switch on the control box.
In order to turn it off you have to crawl up to it an adjust the thermostat to the highest setting.
When the day begins and temperatures rise the whole house fan should be turned off.
Knowing how to troubleshoot common problems that could befall your fan will help you make simple repairs.
If the fan in the attic does not have a switch you will have to turn off the circuit breaker that controls the fan in the attic.
After the attic fan has been in use for some time it may develop problems.
Also you place it on the roof top or gable mounted.
However it may be on a dedicated circuit so you can shut it off in your circuit breaker box.
They are mounted on openings in the wall that vent to the outside.
Typically these devices are used in summer when the temperatures are high exceeding 49 degrees celsius.
An attic fan is a great way to keep your home cool during the hot summer months.
All they do is suck hot air out of the attic and blow it outside.
Still if it is installed properly it should turn off by itself once the air temperature cools to an acceptable temperature.
It may be a bad thermocouple but in any case the fan does not know when to shut off.
One evening i pulled the chain on my whole house attic fan to turn it off and thought at the time it sounded a little funny.
I am not a big fan of getting up in my attic since i live alone so i got a ladder and checked to see if the switch was accessible from the house instead of.
The next morning i went to turn the fan back on and found out why the switch for the pull chain had broken.
Attic fans come with different models.
The house was constructed in 1958 and is 2x6 wood frame on 16 centers.
