Introduction

Oil fume hood is an important part of modern kitchens. It is designed to remove smoke, oil fume, and grease in a kitchen so that it does not spread to other parts of the house.

The control board is the part of the hood that controls the speed of the fan, the lights, and other features.

Basic Structure of Oil Fume Hood Control Board

The control board of an oil fume hood consists of three main components: a microcontroller, a power supply, and a user interface.

The microcontroller is the core of the circuit board. It determines the fan speed and monitors the temperature of the kitchen.

The power supply converts the AC power supply that runs into the hood into DC voltage. It also regulates the current that goes into the microcontroller so that it runs smoothly without overheating.

The user interface, on the other hand, uses buttons to operate the microcontroller. The buttons control the speed of the fan and other features such as the lights.

How the Control Board Works

When you press a button on the control board, the microcontroller interprets the signal and starts the fan at the appropriate speed. If the temperature inside the kitchen goes above a preset level, the microcontroller will increase the speed of the fan to remove the heat and prevent any risks of combustion.

The signal from the buttons is transmitted through a circuit board and down to the microcontroller. Inside the microcontroller, the signal is interpreted and sent to the power supply, which then adjusts the current going into the fan motor to achieve the desired speed.

Some control boards have sensors that detect when the oil filter is dirty. When the filter is dirty, the microcontroller will alert users by activating a light on the control board.

Common Problems with Oil Fume Hood Control Boards

The most common problem with oil fume hood control boards is the failure of the power supply. When the power supply fails, the motor of the fan can stop working or run at the wrong speed.

This problem can also be caused by dust and grease buildup inside the hood, which can cause the control board to short-circuit.

Another common problem is with the user interface. If the buttons are not working properly, it can be difficult to control the fan and other features.

Conclusion

The control board of an oil fume hood is a critical component that keeps your kitchen clean and safe. Understanding how it works and the potential problems that can arise can help you identify issues and get them fixed quickly.

If you are experiencing issues with your oil fume hood, it is recommended that you seek the help of a professional technician who has experience with control boards and other components of the hood.