LG LS Contactor MC-100A-AC24

08/15/2020

Steps to determine the cause of the failure of the thermal expansion valve

1. When the refrigerant of the refrigeration system leaks completely, or there is no refrigerant flowing through the thermal expansion valve due to other reasons, the valve body of the thermal expansion valve will not be frosted.

06/28/2020

One article to understand what is a piston compressor

One article to understand what is a piston compressor Piston compressor is a compressor that relies on live cold reciprocating motion to pressurize gas and deliver gas. It belongs to positive displacement compressor, also known as "reciprocating piston compressor" or "reciprocating compressor".

07/07/2020

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

09/11/2020

Hanbell screw compressor oil replacement operation specification

Maintenance and operation instructions for the refrigerating oil of the screw refrigerant compressor of Hanbell 1. The role of lubricating oil:

07/18/2022

How to Repair Gear Pump

In the previous article, we introduced a lot about the gear pump, so how to install the gear pump? Let's talk about it today.

06/29/2020

Compressor oil change index

Compressor oil change index The general indicators for determining whether the refrigeration oil can continue to be used are: appearance, viscosity, acid value, moisture, pour point, flash point, compressive strength, copper corrosion, mechanical impurities and insolubles.

08/06/2020

Five common problems of refrigeration system, each is broken!

1. Treatment of insufficient refrigerant:<br></br> 　　1. Failure phenomenon:<br></br> The cooling effect of the whole machine is poor, the water outlet is only slightly cool, and the pressure on the high pressure side and the low pressure side are found to be low when checked

07/05/2020

Global Portable Air Compressor Market 2020 Players, Demand And Supply: Stanley Black&Decker, Fini Compressors, Powermate and Senco

The Global Portable Oil-Free Air Compressors Market report offers a quantitative analysis of the world Portable Oil-Free Air Compressors market with respect to a series of elements such as deep estimations, present industry trends, Portable Oil-Free Air Compressors market share, and key dynamics of the Portable Oil-Free Air Compressors market size from 2020-2026 in order to recognize the leading Portable Oil-Free Air Compressors market opportunities.

08/12/2020

Four steps in the use of parallel compressors in cold storage

The use of parallel compressors focuses on four issues, as follows: 　　①Keep the oil level 　　② Countermeasures for liquid flood back 　　③Protection device and accessory parts device 　　④Confirmation of piping stress

08/09/2020

Refrigeration components and common maintenance and treatment methods

1. Refrigeration components and functions 　　1. Compressor: It acts as a compression drive refrigerant in the refrigerant circuit. The compressor extracts the refrigerant from the low-pressure zone, compresses it, and sends it to the high-pressure zone for cooling and condensation.