Donaldson Filter P550318

07/27/2020

Don't know the refrigeration and air conditioning compressor? Understand the following points and know what it does!

In air conditioning and refrigeration systems, the compressor plays a role in compressing and transporting refrigerant gas. The expansion valve plays the role of throttling and reducing pressure

07/17/2024

Irrigation Solenoid Valves: Common Faults, Causes and Troubleshooting

Generally, before diagnosing the problem of irrigation solenoid valves (sprinkler solenoid valves), some work needs to be done: such as determining whether the water source is turned on, whether the controller is connected to the power supply and the program setting is correct, whether the flow control handle on the solenoid valve is closed, and then try operating the valve manually.

07/07/2020

What are the main faults of the compressor How to replace it if it is broken

Is the semi-closed screw compressor going up or down The views of these companies coincide In January and February, when the epidemic was the worst, many people in the industry worried whether this year's market would be "cold"!

08/11/2020

5 key points of central air conditioning installation

Central air-conditioning installation is a very high-end technology. I don't dare to install central air-conditioning without a few years of experience.

08/17/2022

Permanent Magnet DC Motor: Types, Application, Selection Principle (2)

The following content is the second half of the previous article, and continues introducing the basic principles of permanent magnet brushed dc motors

08/14/2020

Trouble shooting and correct selection method for thermal expansion valve debugging

As we all know, the thermal expansion valve is one of the four major components in the refrigeration system. It is responsible for reducing the refrigerant from the condensing pressure to the evaporating pressure in the system

08/24/2020

Refrigeration principles of refrigerators and air conditioners

Is the cooling principle of refrigerator and air conditioner the same? 　　 Refrigerator is a kind of refrigeration equipment that keeps a constant low temperature, and it is also a civilian product that keeps food or other items in a constant low temperature and cold state.

09/22/2020

Features of frequency conversion air compressor

6.1. Save energy? Reduce electricity consumption? Improve corporate competitiveness　　 7.§Air compressors and air conditioners often account for more than 30% of the company's electricity consumption.　　

06/29/2020

Suggestions for troubleshooting of compressor with liquid start

07/30/2020

Avoid stepping on pits when buying air conditioners, just refer to these points!

Recently, as the temperature rises, some cities in the north have entered a continuous high temperature mode. The continuous high temperature has caused many people to complain: "The air conditioner makes my life a second spring"! The same goes for it, such a hot weather, it is really hard to imagine without air conditioning.