NKK Switch WT-29AT

11/23/2022

How to Fix an Air Conditioner Fan Motor?

The air conditioner is composed of heat and cold sources, wind system, water system, air conditioning treatment equipment, and devices for controlling and regulating air conditioning.

08/20/2020

Don’t worry if the air conditioner is not cooling or self-protection function

The air conditioner at home didn't feel cold, so I quickly called an air conditioner repairer to add refrigerant. Yesterday, many citizens in Wuxi, Jiangsu Province reported that the weather has been very hot recently,

09/05/2020

What are the reasons for excessive oil content in exhaust gas and how to deal with it

1) The screw oil level is too high. If the oil level is too high, the fluctuation of the liquid level in the oil and gas barrels during the operation of the unit will cause a large amount of gas to enter the oi

08/03/2020

Why the cooling effect of central air conditioning is not ideal

Many users will encounter this situation. When the central air conditioner is turned on in the summer, the effect is acceptable.

06/14/2020

HVAC knowledge

1. The expansion water tank is used in the heating system to store the amount of expansion water after the system is heated. It serves as an exhaust gas in the natural circulation for the lower return system. In addition, it can also function as a constanﰸ2䀀
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08/11/2020

The design points of capillary refrigeration system

1. On the high-pressure side of the refrigeration system, do not install a liquid reservoir, and try to reduce its effective volume on the premise that the condenser can contain all the refrigerant.

07/25/2024

Heat Pump Reversing Valve Structure, Working Principle and Troubleshooting

The heat pump reversing valve (HVAC reversing valve) is mainly used in heat pumps. Since there are mainly four pipes connected to it in structure, it is often called a four-way reversing valve.

06/29/2020

What is the cause of compressor pipeline vibration

08/16/2020

Analysis of development obstacles and related factors of hydrodynamic energy-saving cooling water towers

According to industry insiders from energy-saving cooling tower manufacturers, according to the relative flow of water and air in the filler, energy-saving cooling towers are divided into two types, counter-flow and cross-flow, with round and square shapes.

07/27/2020

The refrigerator compressor keeps beeping after cleaning, but it is not cooling. What's the problem?

he compressor keeps ringing, so it keeps working. There is no intermittent start and stop sound, which means it has been working hard to refrigerate, but now there is no refrigeration output.