ATMEL IC Integrated Circuit Chip AT89C5131A-TISUL

06/29/2020

Compression ratio of American Copeland compressor

09/21/2020

Refrigeration system failure symptoms

Symptoms of refrigeration system failure 　 　 　 　 1. Detection of pressure and temperature of refrigeration system　　 (1) The pressure concept of the refrigeration system The refrigeration system can be divided into high and low pressure during operation. The high pressure section is from the discharge port of the compressor to before the throttle valve. This section is called the evaporation pressure.

08/18/2020

How to clean the condenser of the central air-conditioning chiller

With the improvement of the quality of life of residents, the "new aristocratic" central air conditioners in air conditioners have also entered the homes of ordinary people from tall shopping malls and villas.

02/25/2021

What's wrong with the freezer not cooling

There are four main reasons: the first is the lack of refrigerant and the compressor has problems; the second is the problem of the power cord of the freezer; the third is the frost in the evaporator of the freezer; the fourth is that the storage in the freezer is too full. Of course, no matter what the reason is, you should find a professional to help repair the loophole or add refrigerant.

06/23/2020

What is the solution of air conditioning not cooling

There are many reasons why the air conditioner is not cooling. For example, if the air conditioner refrigerant is insufficient, you can find a professional to add snow; secondly, it may be caused by the error of the air conditioner installation, such as the ventilation pipe is too long. It is recommended to shorten the length of the ventilation pipe; A lot of dust stains accumulate on the radiator and cause no cooling. It is recommended to clean the air conditioner.

03/23/2022

What is an Expansion Valve?

The expansion valve is an important part of the refrigeration system and is generally installed between the liquid storage tank and the evaporator.

10/15/2025

Step-by-Step Guide on How to Clean a Laptop Fan with Figures

After the notebook has been used for a long time, if a large amount of dust accumulates on the fan.

09/10/2020

Why use original Atlas air compressor accessories

The reason is: the original Atlas air compressor accessories are produced strictly in accordance with the standards for producing air compressors. They are all subjected to the same endurance test and have been proven to provide the best protection for your investment. Original accessories with specific functions are the most cost-effective. Absolutely guaranteed!

08/30/2020

Danger! Do not use an air compressor to clean objects, machines, workbenches, clothes, etc.

It must be remembered that using compressed air to clean objects, machines, workbenches, clothing and other things is a dangerous move. Strong airflow or small particles in the compressed air can cause personal injury.

08/11/2020

Treatment method of ammonia refrigerant in refrigeration equipment

When low-pressure equipment needs to be overhauled, it is necessary to cut off the connection between the equipment and the refrigeration system, select a channel, use the refrigeration compressor to suck up the ammonia in the equipment,