LG LS Contactor MC-85a 1341006200

04/10/2025

5 Types of Compressors for Central AC (Working Principles, Pros and Cons)

Do you know the working principles, advantages and disadvantages of piston compressors, rolling piston compressors, scroll compressors, screw compressors and centrifugal compressors for central air conditioning?

08/20/2020

Understand the knowledge of quick-freezing cold storage to solve all the incurable diseases of quick-freezing cold storage

Quick-freezing cold storage refers to a method in which food quickly passes through its largest ice crystal formation area and freezes quickly when the average temperature reaches -18°C. The temperature of quick-freezer is usually -15℃～-35℃.

06/29/2020

Suggestions for troubleshooting of compressor with liquid start

08/19/2020

What if the central air conditioner leaks for no reason

Why does the central air conditioner leak? Is it a defect in the central air conditioner design itself, a loophole in the installation process, or improper use? Let’s break it down in detail below.

07/14/2020

The cause of insufficient compressor displacement

The cause of insufficient compressor displacement Insufficient exhaust volume is one of the faults that compressors are prone to occur. Its appearance is mainly caused by the following reasons: 1. The failure of the intake filter: clogged fouling,

09/11/2020

Bearing according to the type of rolling element

Bearings are classified according to the types of rolling elements: 1. Ball bearing: the rolling elements are balls 2. Roller bearing: the rolling element is roller

06/29/2020

What are the causes treatment and prevention methods of compressor liquid blow

What are the causes, treatment and prevention methods of compressor liquid blow Liquid blow means that the refrigerant liquid or wet steam is sucked into the compressor by the compressor due to failure or insufficient absorption of heat, which is called liquid blow. First, the main reasons are as follows:

09/08/2020

What equipment should a typical compressed air system include

In addition to the compressor itself, typical compressed air systems often include air post-processing equipment such as dryers, filters, and oil-water separators, which are also critical to the quality of compressed air.

07/22/2025

Mitsubishi air conditioner E1, E2, E3, E4, E5, E6 and other faults, how to troubleshoot and repair?

Whether there is a fault in the indoor and outdoor units can be known by the access code of the remote control, the content of the green LED

08/11/2020

Principles and characteristics of heat recovery series air conditioning units

With the growth of China’s economic power and the continuous improvement of people’s material and cultural living standards; the rapid development of high-rise buildings,