Festo Solenoid Valve VZWD-L-M22C-M-G14-30-V-3AP4-15-R1

08/13/2020

Maintenance of automobile air conditioning control system

When troubleshooting and overhauling the automotive air-conditioning control electrical system, the specific failure phenomena should be observed and the possible failure locations should be analyzed to avoid blindness in overhaul.

09/04/2020

Do you know the quality of the air filter of an air compressor

Air compressor air filter generally distinguishes the quality from the following aspects. 　　1, waterproof performance 　　The filter paper should have excellent waterproof performance. The poor waterproof performance of the filter paper will accelerate the clogging of the air filter.

09/21/2020

Lubricant knowledge

Lubricating oil knowledge 1. Lubricating oil function Lubricating oil is a liquid lubricant used on various types of machinery to reduce friction and protect machinery and processed parts. It mainly plays the role of lubrication, cooling, rust prevention, cleaning, sealing and buffering.

08/14/2020

How to deal with moldy cold storage accessories

1. Analyze the reasons<br></br> 　　 Inspect the entire refrigeration system to confirm the cause of frost damage and find out the leaks

09/22/2020

Compressed air dewatering, oil removal and dust removal multifunctional filter

Compressed air degreasing, water removal and dust removal filter (purification equipment) Sometimes, connecting a piece of equipment to a compressed air supply station cannot solve the quality of compressed air.

07/07/2020

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

06/23/2020

What refrigerator is used for cooling

Most of them use fluorine-free refrigerants, and the models include R600A, R410A, R407A, R134A, etc., which are all green and environmentally friendly. The specific models are marked on the nameplate on the rear side of the refrigerator. the way.

12/12/2022

How to Deal with the Abnormal Noises from the Linear Guideways?

The rolling element on the slider of the linear guideway moving back and forth inside the track groove will produce noise, which is a normal phenomenon.

09/01/2020

Control technology of air compressor dust removal equipment

In industrial production, environmental pollution problems continue to exist, and industrial dust is more common among them. Industrial dust emissions, while causing air pollution, will also cause serious damage to human health.

08/18/2020

Solution to water leakage of fan coil ceiling

The fan-coil system is supplied with chilled water by the chiller, and the water temperature is usually only about 8°C. Therefore, the chilled water supply and return pipes, condenser pipes and condensate trays are all relatively low in temperature.