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.
Getting new roof how to shut off power to service.
In the case of certain emergencies like severe storms or downed power lines it may become necessary for you to turn off the power to your house directly at the electric meter.
This may or may not be near the breaker box.
Or your roommate is moving out within 30 days and you need to put service in your name.
This explains how your power company shuts off your power leaving behind your their meter.
However extreme caution should taken if this becomes necessary.
In older houses there often is a lever housed in a red box that shuts the electricity off in the house before it reaches the breaker box.
Test the device to make sure power is off before working on it.
Service drops provide all power.
Locate the main circuit breaker in the house.
Push the lever down to shut off the outside power source.
Catastrophic events such as downed trees large fallen limbs or heavy ice buildup can take down a service drop.
If you have an evaporative swamp cooler even if you don t use it tell the roofing people where the shut off valve is.
If the service drop goes down all power in your home will shut off.
The utility service lines and the terminals they connect to inside the panel remain live carrying deadly electrical current unless the utility company shuts off the service to the home.
In some states it is even illegal to tamper with your outdoor electric meter.
Other quick tips when you re getting a roof replaced or repaired shut off the water valve to your evaporative swamp cooler.
You could either go up to the attic and check if the fan has a switch.
This shuts off the power to all of the circuit breakers and household circuits but does not shut off the power from the utility.
To turn off power to the entire house flip off the main breaker usually a double width switch located at the top of the service panel.
For all of you who are struggling with that question how to turn off the attic fan there are two ways to do this.
If yes turn it off.
All electricity to your home comes through the service drop.