Central air conditioning repair common sense: simple principle of air conditioning and repair common sense

Central air conditioning repair common sense: simple principle of air conditioning and repair common sense

Air conditioning is one of the essential appliances in the home, in the summer we need air conditioning to bring us cool, there is no heating in winter air conditioning is the most important warm things. In order to make all corners of the home have cool air and warmth, many families will choose to use central air conditioning.

Central air conditioning repair knowledge:

Many people think that the home environment is limited to install central air conditioning is very expensive, in fact, central air conditioning not only to save energy than traditional air conditioning, through thoughtful and detailed maintenance, it will become more efficient and energy-saving. Mention this presumably we are now aware of the importance of central air conditioning maintenance, then do you know what aspects to start with its maintenance? The following small series for us to introduce the central air conditioning maintenance of the key.

First, the repair of central air conditioning common sense: host

First of all, ensure that the host is clean, the surface of the dust early, there is metal to add anti-rust oil; Oil level oil pressure is also to check regularly whether the normal level, if found that the oil level is low should be added refrigerant oil; Press the bolt of the machine foot to see if it is loose, and find that there is abnormal or noise to be dealt with immediately.

Second, the repair of central air conditioning common sense: electrical control

In the maintenance of electrical control parts, the power supply should be blocked first, the dust inside and outside the electric control cabinet is swept, and then check the electronic control and start the internal components, check whether the wires and wires are loose or hot, once the problem is found, it should be dealt with immediately. In addition, all kinds of temperature sensors, pressure sensors and water flow controllers in electrical control

Thermometers, etc. - Check

Look.

Third, the repair of central air conditioning knowledge: indoor unit

Regarding the maintenance of indoor units, it is necessary to first detect whether the air volume and temperature of the fan coil outlet are normal, and to diligently clean the outlet to ensure that there is no dust. Return air filters, heat exchanger fins, centrifugal turbines should be cleaned regularly, such as bearings should also be refueled and maintained.

Fourth, the repair of central air conditioning common sense: chiller

The maintenance of this part should first check whether the bearing in the pump oil cup is worn, whether the pump shaft seal is leaking and whether the operation is normal. Whether the cooling tower is normal operation, whether the foot bolt is loose and corroded, any of the above links have problems to be dealt with immediately.