How do I install an exhaust fan in my bathroom?

1. Bathroom exhaust fan size and power.

Exhaust fan is a kind of air conditioning appliance that drives the fan blade rotation by the motor to drive the airflow and make the indoor and outdoor air exchange. Also known as ventilation fan. The purpose of exhaust is to remove dirty air from the room and regulate the temperature, humidity and feel.

Exhaust fans are widely used in homes and public places.

There are many styles of exhaust fans in the bathroom, and there are many sizes, the general bathroom exhaust fan is the same as the most common oil extraction fan, and the bathroom without windows will almost install such an exhaust fan, and the specifications of the exhaust fan are open size; Frame size, which is the specification of most ordinary exhaust fans.

The power is related to the model and specification of the exhaust fan, the general household from more than ten watts to forty watts, the noise mainly depends on the quality of the motor, and the good exhaust fan motor is imported from Japan. The exhaust fan in the bathroom is about 8-40W, and the exhaust fan in the bathroom is generally about 40w.

2. Installation of exhaust fans in the bathroom.

1. Stable installation: When installing the ventilation fan, attention should be paid to the horizontal orientation of the fan, and the level of the fan should be adjusted to be consistent with the foundation planeAfter the ventilation fan is installed, there must be no skewed appearance.

2. When installing the ventilation fan, the conditioning bolt of the motor should be in a convenient position for operationIn order to adjust the tension of the ventilation fan belt when using.

3. When installing the ventilation fan bracket, it is necessary to make the bracket consistent with the level of the foundation plane, and if necessary, install an angle iron next to the ventilation fan for re-reinforcement.

4. After the fan is installed, the sealing around it should be checked. If there is open space, it can be sealed with a sun panel or glass glue.

3. The installation of the exhaust fan is completed.

1. After the installation is completed, check whether there are any things and sundries left inside the ventilation fanUse your hand or lever to move the fan blade to see if it is too tight or rubbing the appearance, and whether there is any abnormal appearance of the item that hinders the transformation, and then you can carry out the trial work.

2. If there is abnormal movement of the ventilation fan oscillation or "buzzing" of the motor or other abnormal appearances during work, it should be stopped for inspection, and then started after correction.

Hehe, the exhaust fan of the household bathroom is generally 3 lines, if someone has dismantled it, it may become 4 lines.

One of the yellow and green two-color wires is the grounding wire, and the other 3 need to be pinned to the side of the multimeter, and the two with the smallest resistance are connected to 220's 1 fire punch containing 1 zero, and the other 1 is connected to the fire wire through a capacitor.