Copeland Compressor RSN4-0075-IAV-200

06/29/2020

Suggestions for troubleshooting of compressor with liquid start

07/17/2020

refrigerating system

4.1 Pressure vessels and pipelines are often contacted by refrigeration and air-conditioning technicians;; components of various systems; for example, placing an R--22 refrigerant storage tank on the rear panel of a car with a common barrier; The hot summer sun can make the temperature of the steel pipe reach 110F; the total area of

06/23/2025

What is Configuration Software? - HMI/ MMI/ SCADA

Configuration software is a control system composed of HMI (Human and Machine Interface) / MMI (Man and Machine Interface)/ SCADA (Supervisory Control and Data Acquisition).

06/24/2020

What to do if the refrigerator does not cool in winter

1.If it is because of the weather, you need to change the refrigerator to another location. 2. When used in winter, you can turn on a compensation switch in the refrigerator. 3. It is necessary to check whether the compressor is damaged. 4. If the modulation gear is incorrect, you can adjust the gear higher. 5. If the refrigerant is not enough, the problem of non-refrigeration can be solved after the fluorine content is added.

02/21/2023

Working Principle of Butterfly Valve and Emergence of New Butterfly Valve

Butterfly valve is a kind of valve that opens, closes, and adjust medium flow by using disc type hoist to turn back and forth about 90 °.

08/20/2020

Refrigerant recovery method of industrial chiller

In the repair or maintenance process of industrial chillers, it is necessary to recover the refrigerant to facilitate subsequent repairs and maintenance.

07/06/2022

Magnet Pump Troubleshooting: Noisy and Seizing

Magnet pump has been available for many years. It is an important field in water pump. Today, let's take a look at two problems that are easy to occur: Noisy and Seizing.

09/05/2020

Not as simple as you think, there are three states of mechanical lubrication

Lubrication is a frequently encountered problem in equipment maintenance, but what exactly is lubrication? Speaking of lubrication, the scene in our minds may just apply oil or grease to the mechanical friction surface to reduce friction.

06/30/2020

How to deal with the faulty host refrigerant system of the compressor

How to deal with the faulty host refrigerant system of the compressor How to deal with a main engine refrigerant system where the compressor has burnt out or failed is a more serious and technically demanding problem than the production of a new main engine. However, it is often neglected by most of the technicians, and even the wrong concept is replaced if they think that it is broken anyway! It causes some disputes that the compressor quality is poor or others use it improperly.

08/20/2020

Common problems that should be paid attention to in the selection of cold storage forklifts

With the development of the Chinese economy and the increase in the urban population, the consumption level of the people continues to increase, and the demand for refrigerated food in the society is also showing explosive growth.