CMTEC Tool for Metal Cutting MEMHM40400A

08/11/2020

Precautions for assembly of compressor oil scraper ring

If the compressor wants to operate normally, it needs to cooperate and cooperate with each other among its internal parts in order to exert the maximum working ability. As a small part of the compressor, the oil scraper ring has an important working capacity.

07/07/2020

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

03/11/2025

Can Power Surge Damage Refrigerator?

Power surge, also called transient overcurrent, is a short-term current and voltage fluctuation in the circuit, which usually lasts about one millionth of a second in the circuit.

08/20/2025

What’s the Difference between Semi-Hermetic Compressors and Hermetic Compressors?

In the hermetic compressor, the motor and the compressor share the main shaft (reciprocating type)

06/14/2020

Danfoss cocuses on providing energy efficient, sustainable and smart refrigeration compressors for a varied range of commercial applications such as cold rooms

08/14/2020

Maintenance method of ultra-low temperature chiller refrigeration system

An ultra-low temperature chiller refers to a refrigeration unit whose chilled water temperature reaches below minus 35°C. The unit adopts two-stage compression refrigeration.

01/12/2021

Which is better, Copeland compressor and Mitsubishi compressor

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06/14/2020

What are the causes of frost in refrigeration compressors

1. The opening of the thermal expansion valve is too large, or the installation of the temperature sensor is incorrect and the fixing is not firm or loose. The main reason is that the temperature sensor may feel the temperature too high in this case, resu器2䀀
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07/27/2020

What is the principle of air conditioning refrigeration system? What is the heating principle of the air conditioner?

When we use the air conditioner, the commonly used function should be the cooling function, because the cooling function can bring us a more comfortable and cool environment in summer,

07/29/2020

Accurate fluorine addition method for air conditioning maintenance

Accurate fluorine addition method for air conditioning maintenance Adding fluoride is a basic skill in air conditioning maintenance, and it is also a highly technical job. The following are some of the experiences that colleagues have explored in the maintenance practice, and discuss with readers