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08/18/2020

Reasons for abnormal evaporation temperature of refrigeration equipment

1. The evaporation temperature is low<br></br> 　　 There are many reasons for the low evaporation temperature. The mechanism that leads to the low evaporation temperature is that there is less refrigerant in the evaporator or poor heat exchange in the evaporator, as listed below:

03/17/2023

Six Common Faults and Solutions of Water Pump

What you need to do first is to check the power supply: whether the joint is firmly connected, the switch contacts tightly, the fuse is blown, three-phase power supply is equal.

07/10/2025

Seven Reasons Why your LG Refrigerator Not Cooling

As times go by and society is developing, refrigerators make people’s life more convenient.

07/29/2020

R410a refrigerant vacuum training

The first step of vacuuming<br></br> 　　Steps for installing and connecting the internal and external machines...Connect the pipes connecting the internal and external machines, tighten...

08/20/2020

How to judge the fault based on the indicator light of the ice machine

1. The power indicator light keeps flashing quickly and the machine does not work: The cause of the failure: the water temperature probe is open. Repair method: Open the rear cover, open the cover of the electric control box above the compressor, find a three-core connector, check if there is any dropout or poor contact, then reconnect it.

09/09/2020

Characteristics of Market Operation of Contract Energy Management

EMC's energy system transformation uses contract energy management mode to serve customers, which overcomes the current energy-saving work faced by my country, such as: lack of corporate energy-saving investment awareness, insufficient energy-saving investment funds, low-efficiency energy-saving projects "headache" and system efficiency.

03/19/2025

On the operation principle and internal structure of air-conditioning compressor

On the operation principle and internal structure of air-conditioning compressor Regarding air-conditioning compressors, this belongs to the refrigeration system, which is generally used for air-conditioning and refrigerator cold storage, and belongs to the heart of refrigeration equipment. Air-conditioning compressors can be classified according to different principles, usually divided into two types: volume type and speed type. Volumetric air-conditioning compressors are relatively common and one of the most popular compressors.

09/02/2020

There are 8 reasons for the high fuel consumption of air compressors, some of which can't be thought of!

Run oil 　　 In our daily work, we often encounter the problem of air compressor running oil. In addition to the quality of the oil itself, what other reasons can cause the running oil? In practice, engineers have summed up several reasons that can cause oil running. Let's share with you.

06/29/2020

Compression ratio of American Copeland compressor

06/14/2020

Air conditioning expansion valve

What is the principle of air conditioning expansion valve? The electronic expansion valve is a throttling element that can enter the refrigerant flow of the refrigeration device according to a preset procedure