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walk-in display coolers

commercial refrigeration

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Take out the refrigerant in the walk-in cooler (3)

Take out the refrigerant in the walk-in cooler Walk-in cooler refrigeration system takes fluorine (1) Fully open the fluorine compressor exhaust valve and condenser outlet valve , At this time, the multi-purpose hole at the fluorine stop valve B is closed, remove the plug, and connect the fluorine tube (usually made of 6 1 copper tube). (2) Use the fluorine in the system to drive away the ...

display refrigeratorTIME：2016-08-22
Display cases after maintenance Trial method

Display cases after maintenance Trial method display cases Trial operation of refrigeration equipment After the compressor is overhauled, after disassembly, cleaning, inspection, measurement, and assembly are completed, trial operation must be performed to identify the machine Quality and running performance after overhaul. Generally, the compressor has to go through three stages of trial oper...

walk-in display coolersTIME：2016-08-22
Commercial refrigeration What are the precautions before starting the compressor

Commercial refrigeration preparation and inspection before starting the compressor (1) Open the condenser cooling water valve, start the water pump, and if it is an air-cooled condenser, start the fan and check Whether the water supply or air volume is normal. (2) Check and open the compressor's suction and discharge shut-off valves and other control valves (except for the atmosphere). (3)...

walk-in display coolersTIME：2016-08-22
Commercial refrigeration door seal and liner impact

commercial refrigeration door seal and liner impact commercial refrigeration door seal and liner disassembly, diagnosis and maintenance 1. The door seal and liner disassembly instructions, turn the door seal up Once the fixing screws are exposed, the fixing screws are removed one by one with a screwdriver, and then the door liner can be removed and a magnetic door seal can be removed from th...

display freezerTIME：2016-08-22
Display cases body disassembly, diagnosis and maintenance methods

display cases body disassembly, diagnosis and maintenance 1. display cases body disassembly can only be disassembled and assembled when the display cases are damaged and meet the replacement conditions during the warranty period. If the built-in evaporator is broken in display cases, the original evaporator is usually thrown away. The evaporator is made of copper tube and fixed on the surface ...

display freezerTIME：2016-08-22
Display cooler body disassembly, diagnosis and maintenance methods (2)

display cooler body disassembly, diagnosis and maintenance methods (2) There are three repair methods: ① Install a copper pipe in the original drain pipe. After annealing a copper pipe with a diameter of 4mm-6mm and a length of 40cm-60cm, use sandpaper to smooth one end to prevent damage to the original drainage pipe during insertion. Then, the copper pipe’s smooth nozzle is removed from the...

display refrigeratorTIME：2016-08-22
The debugging examples of supermarket refrigerated showcase function

The debugging examples of supermarket refrigerated showcase The debugging examples of supermarket refrigerated showcase illustrate the operation process and requirements of the refrigeration system debugging. Example: There is a refrigeration device, the refrigerant is R12, and the temperature of the supermarket refrigerated showcase is required to be -10℃, and the cooling water temperature of...

commercial refrigerationTIME：2016-08-22
display cases Refrigeration equipment commissioning impact

display cases Refrigeration equipment commissioning Refrigeration equipment commissioning is to adjust the display cases device operating parameters to work within the required range, so that the work of the refrigeration equipment can meet the design requirements, while the equipment is running The parameters work in a safe and economical range. The main parameters of refrigeration device o...

display refrigeratorTIME：2016-08-22
Commercial refrigeration refrigeration equipment commissioning impact (two)

commercial refrigeration refrigeration equipment commissioning impact (two) 3. The suction temperature of the compressor The suction temperature of the compressor refers to the refrigerant temperature at the suction valve. In order to ensure the safe operation of the compressor and prevent the phenomenon of liquid hitting the cylinder, the suction temperature should be higher than the evaporat...

display freezerTIME：2016-08-22
display cooler compressor disassembly, diagnosis and maintenance

display cooler compressor disassembly, diagnosis and maintenance compressor disassembly method and precautions 1. Show the compressor disassembly method, open the display cooler refrigeration system to discharge the refrigerant, and weld it The compressor and the refrigeration pipeline are connected to the nozzles, use a wrench to remove the compressor fixing screws, hold the compressor in t...

display refrigeratorTIME：2016-08-22

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