HONGFA Relay HF92F-220A5-2A11S

06/22/2020

What should I do if the refrigerator doesn't cool down

Refrigerator non-refrigeration is a problem often encountered during the use of refrigerators. Refrigerator non-refrigeration always occurs suddenly. A large number of things that need to be refrigerated suddenly become unpredictable, which greatly affects daily life and wastes time to find. Repair master repair. Let's take a look with the editor about what to do if the refrigerator is not cooling and what are the reasons for the refrigerator not cooling. Refrigerator non-refrigeration is a problem often encountered during the use of the refrigerator. <img src="{{media url=&quot;magefan_blog/What_should_I_do_if_the_refrigerator_doesn_t_cool_down.jpg&quot;}}" alt="" />

06/29/2020

Compression ratio of American Copeland compressor

08/13/2020

Will the air conditioner ignite spontaneously Expert of the Department of Fire Engineering More than ten reasons can cause spontaneous combustion

Recently, a well-known media person suffocated to death due to spontaneous combustion of air conditioners and released a large amount of poisonous gas. As the summer heats up, "air conditioning spontaneous combustion" has quickly become a hot spot for thePﰨ2䀀

09/06/2020

Buying an air compressor, are you still choosing bargains

In recent years, with the continuous growth of various enterprises and the rapid rise of new enterprises. The pressure of survival in the industry is also increasing. Therefore, in order to save costs and reduce investment, many factories are eager to make small profits, and choose cheaper machinery and equipment.

08/15/2022

What is DC Motor and How Does It Work?

A DC motor (direct current motor) refers to a rotating electrical machine that can convert direct current electrical energy into mechanical energy (DC motor) or convert mechanical energy into direct current electrical energy (DC generator).

08/26/2020

Mobile screw machine requirements for lubricating oil

The requirements of the mobile screw machine for lubricants are as follows 1. The volume of the mobile screw machine and the volume of the oil tank are small, the amount of lubricating oil is also small, and the oil temperature is higher during operation,Ÿﰨ2䀀湠皟VǜV
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07/10/2020

Hitachi compressor features:

Hitachi compressor features: 1. Whether Hitachi compressors use refrigerant R22 or the new chlorine-free refrigerants R134a, R404A, R507A and R407C, they can operate smoothly and reliably.

01/17/2023

How does Variable Valve Timing Work?

The valve timing system of a traditional engine is a mechanical system in which the valve timing (i.e., valve opening and closing) remains unchanged.

08/18/2020

How to prevent freezing in winter heat pump What should I do if the unit is frozen

With the promotion and subsidies of the government, before the 2020 heating season, Detroit installed about 100,000 air-energy heat pumps on a large scale to replace traditional coal-fired heating.

12/02/2024

AB Kinetix 5500 Servo Drive Indicator Light and Fault Codes Explained

Common faults in AB servo drive maintenance include: no display, phase loss, overcurrent, overvoltage, undervoltage, overheating, overload, grounding, parameter errors, display but no output, module damage and other faults.