Fuji Fan VFC408A

04/13/2022

How to Unclog Expansion Valve?

In the air conditioning and refrigeration system, the blockage fault of expansion valve often occurs. The general blockage faults mainly include "ice blockage" and "dirty blockage".

08/04/2020

An article clarifies the pros and cons and installation of central air conditioning

Multi-connection is what we call central air conditioning. One external unit can be connected to multiple internal units. One external unit with two internal units is called "one for two", even three is called "one for three", and so on.

08/17/2020

Why is the meter still running after the air conditioner is shut down

In the process of using home appliances, friends will always encounter some weird problems more or less. For example, the air conditioner makes strange noises, the soymilk machine suddenly stops turning, and so on

06/14/2020

Screw refrigeration compressors are prone to these types of failures, have you ever encountered them

The compressor is a volumetric compressor. Since its use in 1934, it has a dominant position in small to large and medium-sized refrigeration systems due to its excellent performance

06/29/2020

Compression ratio of American Copeland compressor

07/25/2020

90% of the compressor burns down due to these reasons (Refrigeration Oil)

The common faults of compressors mainly include the following three types: 1. Motor burns; 2. Oil shortage caused by refrigerating oil; 3. Liquid shock.

06/20/2020

How to properly clean the air conditioner yourself

After a winter of inactivity, the air conditioner that has been "dusted" for a long time is reactivated. It is believed that most of the friends are directly plugged in and turned on. In fact, this is not correct. <img src="{{media url=&quot;How_to_properly_clean_the_air_conditioner_yourself.jpg&quot;}}" alt="" /> It is necessary to know that the air conditioner has accumulated dust and breeds bacteria after being left for a long time. Blowing out with the wind seriously threatens your health. This is actually due to the working principle of the air conditioner: when cooling, the room temperature air is continuously sucked in, filtered by the filter, and then cooled by the fins of the heat exchanger, and finally the cold air is blown out, and then returned to the room for reciprocating circulation.

07/17/2020

Refrigerant used by Emerson Copeland compressor

With the global emphasis on environmental protection, our refrigeration industry is also the same, and gradually use some environmentally friendly refrigerants. Previously, the refrigerant used by Emerson Copeland compressors was R22, and R22 was not an environmentally friendly refrigerant. Later, Emerson Copeland Compressors gradually changed the compressors to use environmentally friendly refrigerants.

02/11/2022

How to Prevent Air Compressor High Oil Consumption

The air compressor manufactured by a well-known international brand is widely used in all walks of life with its characteristics of high efficiency.

08/19/2020

It’s said that inverter air conditioners save electricity. Is that true

Nowadays, when buying an air conditioner, you will be asked whether you want to buy a fixed frequency air conditioner or an inverter air conditioner. If you are asked whether it is better to have a fixed frequency or a fixed frequency,