RIFA Capacitor PHE840M

08/29/2025

Common failures and causes analysis of refrigeration compressors

Common failures and causes analysis of refrigeration compressors The refrigeration compressor is the heart of the entire refrigeration system and the most important in the refrigeration system. Its main function is to compress the low-temperature and low-pressure gas from the evaporator into high-temperature and high-pressure gas to provide source power for the entire refrigeration cycle.

09/09/2020

Selection criteria and skills of oil filters

The quality of hydraulic oil has a great influence on the working performance of the hydraulic system. Many faults are rooted in it. To prevent oil contamination, install a hydraulic oil filter in an appropriate place to trap the contaminants in the oil and keep the oil clean. , To ensure the normal operation of the oil system.

07/17/2020

Safety and energy saving requirements

Safety and energy saving requirements Nowadays, the construction of cold storage in China shows several significant characteristics: one is the increase in quantity; the second is to scale, including the increasing size of the monomer; the third is to move towards light prefabricated assembly

08/17/2020

Detecting and repairing methods for problems in shell and tube condensers

Since the central air conditioner is a kind of refrigeration equipment, it must be equipped with a condenser, and most of them are shell and tube condensers. When the device has been used for a long time, some inconveniences may occur.

02/26/2024

Troubleshooting and Resolving Samsung Refrigerator Fan Noise Issues

Samsung refrigerators are known for their advanced features and innovative design, but like any appliance, they can encounter issues over time. One common concern that users may face is an unusual fan noise emanating from the refrigerator.

03/27/2025

Cooling Fan Basics: Structure, Working Principle Diagram, Speed, Air Volume, Types

The cooling fan must be familiar to everyone. Computers, water dispensers, refrigerators, air conditioners, air purifiers, automobiles, etc.

10/30/2025

The knowledge about the intake valve of the screw air compressor is here

The air compressor intake valve can also be said to be an intake control combination valve, which has functions such as intake control, loading and unloading control, capacity adjustment control,

09/16/2020

Check Valve PrincipleCheck Valve StandardCheck Valve Features

Check Valve Principle|Check Valve Standard|Check Valve Features|Check Valve Function|Check Valve Size Check valve is also called one-way valve or check valve, its function is to prevent the medium in the pipeline from flowing back. The bottom valve of the pump to close the water is also a check valve.

07/07/2020

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

06/22/2020

What's wrong with air conditioning and cooling

1.The air conditioner lacks freon. Under such circumstances, the air conditioner cooling effect will be poor. 2. If there is a lot of dust and dirt in the filter, it will affect the heat dissipation effect, which will affect the cooling. 3. The outdoor temperature is too high, and it is difficult to lower the temperature by turning on the air conditioner at home. 4. Voltage problem, the power supply voltage of normal air conditioner is 220V, but if it is lower than 220V, the cooling effect will be greatly affected. Summer is coming soon, and the weather is getting hotter. But if the cooling effect of the air conditioner is not good after turning on, what is going on? Is there any good solution? <img src="{{media url=&quot;magefan_blog/What_s_wrong_with_air_conditioning_and_cooling.jpg&quot;}}" alt="" />