What should I pay attention to for cold room maintenance?
Summer is coming, which means that the cold room will be used more regularly to keep food fresh and frozen, so what should be paid…
Installation guide for expansion valve
Expansion valve installation guide: The expansion valve must be installed in the liquid line ahead of the evaporator, with its bulb close to the suction…
Common compressor issues and solutions, when it runs abnormally
Compressors play an important part in refrigeration systems condensing units, And refrigeration compressors should be properly maintained and should be inspected, and tested on a…
The solution to the continuous liquid return of the compressor
Causes of Refrigerant Floodback in compressor: Refrigerant floodback in an compressor can be caused by a variety of circumstances. The majority of them may be…
The solution for prevent unpleasant odors in cold room
The cold storage foods contain some fat, protein, and starch. So, with the presence of these nutrients, it has the possibility that mold and bacteria…
The defrost parameters setting in Dixell controller
In the previous blog(The defrost parameters in electric heater defrost type), we already discuss the defrost parameters defrost cycle, defrost time and defrost end temperature.…
The defrost parameters in electric heater defrost type
We know there are four types of defrosting in the cold room: 1) manual defrost; 2) electric heater defrost; 3) hot gas defrost; 4) water…
the installation of PU panel with cam-lock systems
For the PU panel installation: We use cam-lock systems to connect the panels in the PU panel. Before you begin connecting, double-check that the…
The protection measures for compressor
The protection measures for compressor There are two ways to protect the compressor： 1) The measure to protect from a compressed liquid As we…
Checklist for operating a refrigeration system
Operating a refrigeration system – Check lists Routine maintenance and check of the cold room are necessary, and a simple inspection of the refrigeration system,…
The installation standards for medical cold storage
The installation standards for medical cold storage are as follows (1) Medical cold storage commensurate with its business scale and variety, and biological product cold…
The influence of the surface temperature changes of the compressor, condenser and components on the system.
The surface temperature of the refrigeration unit components has a normal temperature range, and it is abnormal if it exceeds this range. The factors that…