Shiro Fan RHA315D4.098B-2D

08/11/2020

How to maintain the lubrication system of the chiller

In the operation system of the chiller, more attention is paid to the refrigerant circulation system, the chilled water circulation system and the electrical control system of the refrigerator. The lubrication system is often overlooked. As everyone knows, this system is also very important to the chiller.

10/16/2020

Copeland compressor valve composition

The air valve is an important part of the compressor and one of the easily damaged parts. Its quality directly affects the compressor's displacement, power consumption and operation reliability.

09/14/2020

Technical standards for silent oil-free air compressors

Technical standard for silent oil-free air compressor 1. Subject content and scope of use　　 1. This standard specifies the terminology, technical requirements, test methods and inspection rules of silent oil-free air compressors.　

06/14/2020

Price war can open a new chapter of home central air conditioning

Price war can open a new chapter of home central air conditioning Not to mention the magical start of 2020, the past 2019 was a year of intense turbulence in China's air-conditioning industry.

06/06/2024

Hydraulic Solenoid Valve: Components, Working Principle, Functions, and Types

In hydraulic systems, hydraulic solenoid valves play a vital role as control components. This article will introduce the components, functions, working principle and common types of hydraulic solenoid valves.

07/07/2020

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

09/08/2020

Air compressor lubricant model the difference between No. 32 and No. 46 air compressor lubricants

Air compressor lubricants are generally No. 32 oil and No. 46 oil. No. 32 is a mineral type. The general service life is about 2000 hours and needs to be replaced. The operating temperature must be below 90 degrees to avoid carbon deposits.

09/19/2023

Ground Source Heat Pump: a Complete Guide

Ground source heat pumps (GSHPs) are a type of renewable energy technology that can be used to heat and cool buildings.

07/27/2020

The air conditioning of Volkswagen Tiguan has poor cooling effect, and poorly repaired compressors and condensers make car owners distressed!

The air-conditioning system of a car is composed of many parts. The most important parts are compressors, condensers, expansion valves, evaporation boxes, etc.,

08/25/2020

How to correctly take out ammonia refrigerant when repairing refrigeration parts

First, prepare all tools and emergency supplies before operation. Such as ammonia tanks or a certain number of ammonia bottles, scales, connecting pipes, fitter tools, gas masks, rubber gloves and first aid medicines.