Replacing an exhaust fan need a little attention on its steps. Firstly, you need to choose the new exhaust fans. Of course, you should buy the better one from your old fan. In choosing the new exhaust fans, you should measure the size of your room like bathroom or kitchen. Therefore you will get the proper size of CFM in your new fan. The explanation of measuring the size can be seen here on the post of “How to Decide the CFM Size Of Your Bathroom Exhaust Fan”. The better ventilation fan can be found by reading the review first in the internet.
After you got the new fan, you have to turn off the power at the panel of electrical. And then remove the nails holding in existing place of your old fan. The next step is disconnecting the vent pipe and wires. It is usually placed on the attic of your house. You have to disconnect the pipe and wires from the old exhaust fan. This pipe and wires will be used in the new fan, so do not remove the pipe and wires.
The next step, you should remove the old fan, and then clean up all the dust on the pipe and on the attic. After that, run the wires of electrical into the new fan. In this step, you have to follow the manufacturer’s instruction to avoid the fault of installing like the color of cable. You can secure the cable with wire nuts.
The last is mounting the exhaust fan. You can place it in the same frame from your old exhaust fan. Attach the vent pipe in the attic; connect the fan motor in place of the soil. Connect the fan and installing a new vent cover. Turn the power back on and test the fan.