Bristol Compressor H89B19BABCY

09/26/2025

How Does an Expansion Valve Work?

The expansion valve is installed at the inlet of the evaporator. Its function is to eject the high-temperature and high-pressure liquid refrigerant from the receiver dryer from the small hole of the expansion valve.

07/31/2020

HVAC people collect these data, better than ten years of work experience!

HVAC people, we know that the HVAC project contains more systems, the situation is complicated, and most of the pipelines are hidden in the tube wells, walls, and ceilings, so the design process is very complicated, but don’t worry, we can step on the predecessors’ Go forward on your shoulders!

08/18/2020

How to safely operate the compressor in an ammonia refrigeration system

Ammonia refrigeration compressor is a very important part of the refrigeration system, and it is also the main operation scope of the refrigeration workers. How to operate correctly is directly related to the safety index of the refrigeration system.

07/27/2020

How to maintain car air conditioners in winter The master will give you a comprehensive explanation, and you can understand it in 2 minutes!

Summer is coming, and air conditioning is an indispensable product for everyone. In the hot summer, life without air conditioning is really impossible.

08/14/2020

Reasons for internal protection of industrial chiller compressors

There is a thermal switch inside some compressors. The function of this switch is to disconnect the power supply line to the compressor motor when the temperature of the compressor exceeds the set value.

09/10/2020

Questions and Answers on Filter Technology of Compressed Air Purification System

1 Why is the most harmful of oil in the air? Answer: In some places with strict requirements, such as pneumatic control systems, a drop of oil can change the condition of the air holes. Paralyze the production line that was originally running normally and automatically.

08/15/2020

Comparison of ground source heat pump and air source heat pump

1. Ground source heat pump technology 　　The ground-source heat pump central air-conditioning system is a heating and air-conditioning system composed of rock soil,

08/09/2024

21 FAQs on Refrigeration Compressors (Part 1)

Impurities entering the friction surface of the moving parts in the refrigeration compressor body will cause abnormal scratches and wear. Besides, impurities entering the solenoid valve, expansion valve, control valve, capillary tube and stop valve in the air conditioning system will block the valve hole or make the valve not close tightly and fail.

08/14/2020

How to deal with moldy cold storage accessories

1. Analyze the reasons<br></br> 　　 Inspect the entire refrigeration system to confirm the cause of frost damage and find out the leaks

07/07/2020

Earth Hour: Hitachi Central Air Conditioner works with you to speak for the earth