Danfoss Compressor DSF200A9AAO

08/17/2020

Installation requirements of fan-coil air conditioner water system

1) The vertical division of the water system is determined according to the pressure-bearing capacity of the fan coil and the pipeline, so that the water volume of each loop is evenly distributed.

09/06/2020

What should I do if the bearing is broken

How to judge whether the bearing can be used again and the defect that needs to be replaced 　　To judge whether the bearing can be used again, it should be decided according to related factors such as bearing damage level, mechanical performance, importance, operating conditions, inspection period, etc.

07/06/2022

Magnet Pump Troubleshooting: Noisy and Seizing

Magnet pump has been available for many years. It is an important field in water pump. Today, let's take a look at two problems that are easy to occur: Noisy and Seizing.

06/29/2020

Compression ratio of American Copeland compressor

07/15/2020

How to avoid overheat protection of scroll Copeland compressor

Friends who have used Copeland compressors know that Copeland compressors are relatively solid to use and are not so easily damaged. This is because Copeland compressors have several built-in protection programs. Overheat protection is one of them. Today we will talk about the internal temperature protector of the scroll compressor.

06/14/2020

How to change the refrigeration oil of the compressor

The replacement of refrigeration compressor refrigeration oil is a relatively common item in refrigeration equipment maintenance projects, so many refrigeration workers hope that they can do this by themselves, but they are struggling to find a relativelyﰸ2䀀
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06/14/2020

Analysis of common failure causes of totally enclosed refrigeration compressor

Analysis of common failure causes of totally enclosed refrigeration compressor Running end (R), starting end (S), common end (C), the resistance between RS is greater than that between SC and RC. The resistance between RS is equal to the resistance betweﰸ2䀀
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08/20/2020

Don't blindly repair the refrigeration compressor if it fails to contact the manufacturer is the best policy

The environmental temperature and humidity test box is mainly used for product temperature, humidity alternating and high and low temperature rapid alternating cycle tests, and its purpose is to detect the reliability of products under high and low temperature impact tests.

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

11/29/2021

Photoelectric Encoder on CNC Machines Troubleshooting and Solutions

It is an automatic machine tool with program control system. The control system can logically process the programs with control codes or other symbolic instructions, decode them and express them with coded numbers.