Danfoss Compressor SM090W9VM

07/07/2020

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

07/01/2020

Precautions for the use of screw air compressor oil

Precautions for the use of screw air compressor oil Precautions for the use of screw air compressor oil: It is forbidden to mix air compressor oils of different brands and grades. The old oil must be drained when replacing. It is strictly forbidden to add or filter and reuse. Because although the color of the compressor oil does not change on the surface, the consumption of additives may have exceeded the limit.

07/18/2020

The common fault analysis of refrigeration compressors is here!

Working condition and adjustment of refrigeration system of low temperature chiller Refrigerators are now widely used in the refrigeration industry, and the refrigerant is usually R22 (also R404a). In order to facilitate operation and maintenance and reduce the installation location, the refrigeration compressor, oil separator, water-cooled shell and tube condenser, filter drier

04/02/2025

FANUC Servo Amplifier Alarm Codes and Solutions (SV430~SV449)

FANUC Servo Amplifier Alarm Codes and Troubleshooting Methods

08/19/2020

How much do you know about water source heat pump

1. What is a water source heat pump system? 　　 water source heat pump is a high-efficiency, energy-saving, environmentally friendly and safe central air-conditioning system that extracts heat from the water for building heating.

08/14/2025

Refrigeration Compressor Troubleshooting Guide: Common Issues and Solutions

Refrigeration compressors are essential components of any refrigeration system. They are responsible for compressing refrigerant gas, which then travels through the system to cool and freeze various products, including food, medicine, and other perishable items.

07/28/2020

Refrigeration common fault terms and operation precautions

Frozen blocking: also known as "ice blocking". The phenomenon in which liquid freezing substances [such as ice] hinder the flow of refrigerant in the Freon refrigeration system. Often occurs in throttling mechanisms.

09/02/2020

The difference between centrifugal air compressor and screw air compressor!

Centrifuge and screw air compressor are currently the air compressors with a high market share. Today, I will tell you what are the differences between centrifuges and screw air compressors. I hope this article can help you.

12/03/2022

Classifications of Linear Guideways

As one of the most important parts of transmission system, the linear guideway has different types to meet different needs. This article will briefly introduce three classifications of linear guideways.

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