Set the thermostat to turn on mode and plug a hand held shop light into it.
How to test attic ventilator thermostat.
If the fan turns on the motor is still good.
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The attic is usually built with vents that are designed for ventilation purposes.
Step 2 test the thermostat.
Moving heated air out of the attic during the cooling season reduces the load on a home s air.
However they are not an effective ventilation mechanism and it can get really hot in the attic during summer.
How to attach a thermostat to an attic fan.
An important control element of this home appliance is the thermostat.
Attic fans help homeowners save on power and repair bills.
Two possible ways of testing and adjusting a power attic ventilator.
An effective solution to the problem is to install an attic fan.
Turn the attic fan off and unplug the motor from the thermostat.