Danfoss Compressor SZ084A3AZ

01/07/2021

Cold storage installation

Cold storage installation 1. Precautions for testing after cold storage installation 1. Start the refrigeration compressor and check whether it is normal. The rotation direction of the open compressor is correct. When the compressor is started, it sho器2䀀
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08/21/2020

Fresh air treatment and energy-saving methods of multi-line system

I. Introduction In the process of using air conditioners, we must consider the related functions of the air conditioner on the one hand, and on the other hand, consider its energy-saving effect and reduce the consumption of electric energy.

08/16/2020

Solutions to common system problems of air-cooled chillers

Generally, after companies have used air-cooled chillers for a long time, they are prone to various failures due to lack of necessary maintenance and maintenance. Faced with the occurrence of failures,

08/24/2020

What do the refrigeration system overcooling and overheating mean

The so-called "supercooling" is to pass the condensed saturated liquid through a certain device (such as a subcooler) and method (or measure) to recool it so that its temperature is lower than the saturation temperature under the condensation pressure, which is called supercooling .

05/16/2024

How to Replace a Bad Purge Solenoid Valve

In automotive applications, particularly in vehicles equipped with evaporative emission control systems (EVAP), the purge solenoid valve plays a pivotal role in managing fuel vapor emissions.

06/14/2020

What is the principle of air conditioning expansion valve Technical stickers!

The electronic expansion valve is a throttling element that can enter the refrigerant flow of the refrigeration device according to a preset procedure. In some occasions where the load changes drastically or the operating range is wide, the traditional th器2䀀
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07/19/2022

How to Install the Gear Pump

Before installing the gear pump, please check whether the pump and motor are damaged during transportation, or dirt enters the pump cavity due to the loss and rupture of the dust cover.

09/11/2020

High exhaust temperature is the most common failure of screw air compressors

High exhaust temperature is the most common failure of screw air compressors, and its harm is also greater. Long-term operation of equipment under high exhaust temperature conditions mainly has the following hazards:

08/09/2020

Leak detection, drainage, and vacuum operation methods of the refrigeration system in the computer room

The refrigeration system is indispensable for the computer room. Leak detection, sewage discharge, and vacuuming in the refrigeration system protect the refrigeration system so as to prevent the dirt in the system from entering the compressor and throttle valve

06/29/2020

How the compressor works