Omron Switch D4A-3E02N

08/20/2020

Common sense of home appliances the correct posture for adding fluoride to air conditioners

Add fluoride if you don't agree. As long as the air conditioner is cold, the first words many friends call after sales are, should the air conditioner add fluoride? Regardless of three to seven twenty one, two hundred yuan first, is it enough?

06/08/2023

What Does a Bad AC Compressor Sound Like?

Your air conditioning (AC) system is designed to keep you cool and comfortable during the hot summer months.

06/25/2020

Is Hitachi air-conditioning compressor Toshiba brand

"I obviously bought a Hitachi air conditioner. It was discovered that the air conditioner used a Toshiba compressor during maintenance." A few days ago, some media reported this complaint about Hitachi air conditioners. Therefore, many consumers questioned the difference between the case and the internal machine brand: the purchase clearly identified a certain brand, why did you change the brand of the contents inside without telling it? Is there any difference between the products of the two brands? What if the after-sales service is not guaranteed?

08/18/2020

How to replace the lubricating oil and filter drier of the chiller

After the chiller is used for a long time, the lubricating oil will inevitably be contaminated or acidified. Therefore, we must pay attention to the change of oil quality during the operation of the unit.

06/14/2020

The weather turns hot Avoid the risk of epidemic spread due to the use of air conditioning

The weather turns hot: Avoid the risk of epidemic spread due to the use of air conditioning According to the press conference of the 108th New Coronary Pneumonia Epidemic Prevention and Control in Beijing on May 18, 2020, 33 patients with concentrated feﰸ2䀀
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06/21/2020

Structure of scroll compressor_Characteristics of scroll compressor

Structure of scroll compressor_Characteristics of scroll compressor Scroll compressor<img src="{{media url=&quot;wysiwyg/Structure_of_scroll_compressor_Characteristics_of_scroll_compressor.jpg&quot;}}" alt="" /> 　　 Scroll compressor is a compressor with a compressible volume composed of a fixed involute scroll disk and an involute motion scroll disk that eccentrically rotates in translation.

06/29/2020

Compression ratio of American Copeland compressor

08/19/2020

How to control the noise and vibration of industrial refrigerators

When industrial refrigerators are used, noise is unavoidable. Noise is the primary parameter to measure the performance of industrial refrigerators. It is directly related to the impact of industrial refrigerators on the surrounding environment.

07/24/2020

Central air conditioning water system cleaning method, process and case

When the central air-conditioning circulating water system runs for a long time, some salt deposits, corrosive debris, and biological sludge are often produced in the system. These substances will affect the heat transfer

06/24/2020

What's wrong with the freezer not cooling

There are four main reasons: the first is the lack of refrigerant and the compressor has problems; the second is the problem of the power cord of the freezer; the third is the frost in the evaporator of the freezer; the fourth is that the storage in the freezer is too full. Of course, no matter what the reason is, you should find a professional to help repair the loophole or add refrigerant.