Bosch Filter 0986AF2938

07/05/2020

Hitachi ultra-low temperature heat pump compressor

Hitachi ultra-low temperature heat pump compressor What are the characteristics of scroll refrigeration compressors? The characteristics of scroll refrigeration compressors are as follows, and their characteristics are also the goals that air-conditioning compressor manufacturing technology is constantly pursuing.

07/07/2020

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

05/18/2022

How to Measure Air Pressure in A Cylinder?

During use, the cylinder piston bank will deteriorate due to wearing, ablation, gumming, carbon deposition and other reasons.

09/07/2020

Air compressor industry application-spraying industry

Air spraying is a coating technology widely used in the spraying industry. Compressed air is the main power source of the air spray system. The method of using compressed air to atomize the paint through a spray gun is widely used in various industries such as automobiles, hardware, and furniture.

08/02/2020

How to judge the presence of air in the air conditioner

In the refrigeration system, the non-condensable gases are mainly nitrogen, oxygen, hydrogen and water vapor in the air; because these working fluids do not condense with the refrigerant, they generally gather in the condenser or the liquid reservoir.

06/21/2020

The basic structure of piston compressor_Composition system of piston compressor

The basic structure of piston compressor_Composition system of piston compressor Basic structure of piston compressor <img src="{{media url=&quot;The_basic_structure_of_piston_compressor.jpg&quot;}}" alt="" /> 　　 Piston refrigeration compressor is mainly composed of body, crankshaft, connecting rod, piston group, valve, shaft seal, oil pump, energy adjustment device, oil circulation system and other components.

06/14/2020

Industrial refrigeration screw refrigeration compressor repair

Industrial refrigeration screw refrigeration compressor maintenance, screw refrigeration compressor has the following advantages:

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.

09/23/2020

Talking about screw compressor

It has become an inevitable trend to use highly reliable screw compressors to replace piston compressors with many wearing parts and poor reliability. Japan's screw compressors accounted for only 27% in 1976, and rose to 85% in 1985; the current market share of screw compressors in western developed countries is about 80%, and it maintains an upward trend.

10/29/2025

How to Defrost a Heat Pump: A Comprehensive Guide

Heat pumps are an essential component of HVAC systems that provide both heating and cooling solutions for homes and commercial buildings. However, like any other mechanical device, they require maintenance and care to operate efficiently and effectively.