Bristol Compressor H28A423DBVY

08/06/2024

Excavator Repair Case Study: Speed Drop + Slow Action of the Excavator Stick

The stick and boom of the excavator are the "arms" of the construction machine. Whether it is used for loading, leveling slopes or digging trenches, any operation is inseparable from the precise tacit cooperation of them.

08/18/2020

Reasons and precautions for supporting cooling towers of industrial chillers

Water chiller is an energy-saving machine that achieves cooling effect through vapor compression or absorption cycle. In order to improve the operating efficiency and cooling effect of industrial chillers, many companies mostly adopt external cooling towers for reconstruction.

07/08/2024

Water Solenoid Valves: Common Faults, Solutions, ＆ Precautions

solenoid water valve is a valve that allows or restricts the water flow by controlling the operation of an electromagnet. It is usually divided into two types: direct acting and indirect acting.

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="" />

08/17/2022

Permanent Magnet DC Motor: Types, Application, Selection Principle (2)

The following content is the second half of the previous article, and continues introducing the basic principles of permanent magnet brushed dc motors

06/29/2020

Suggestions for troubleshooting of compressor with liquid start

09/06/2020

Main properties of permanent magnet materials commonly used in motors

Permanent magnet materials commonly used in motors include sintered magnets and bonded magnets. The main types are AlNiCo, ferrite, samarium cobalt and neodymium iron boron.

07/30/2020

Problems related to refrigerant charging

Computer room air conditioning units are generally charged with refrigerant at the installation site. There are two main methods for refrigerant charging: weighing method and observation pressure method.

08/21/2020

Use cooling water circulation to avoid several problems

In the actual operation of the chiller system, there are often the following misoperations: 　　1. Failure to close the inlet valve of the condenser on the chiller that does not need to be opened before starting the machine, causing water leakage.

07/28/2022

Troubleshooting of Vane Pump

When we use vane pumps, we often encounter some vane pump failures, but we don't know how to solve them? Let me tell you something about how to solve the vane pump failures.