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Walk-in cooler refrigeration device failure analysis and treatment (2)

walk-in cooler refrigeration device failure analysis and treatment (2) (3) For new series products, the oil pump pressure gauge reading should be 0.15 higher than the suction pressure 0.3 Xiu. For old series products, the reading of the oil pump pressure gauge should be 0.05～0.15MPa higher than the suction pressure. For example, a 2AL15 old series walk-in cooler refrigerator, the oil pressure ...

walk-in display coolersTIME：2016-08-22
display cases Failure analysis and treatment of refrigeration equipment (3)

display cases Failure analysis and treatment of refrigeration equipment (3) (9) The liquid level of the accumulator is not lower than 1/3 of the liquid level indicator. The oil level of the crankcase should not be lower than the horizontal center line of the indicator window (if it is two oil level indicator windows, the oil level should be between the center lines of the two glasses). (10) ...

display freezerTIME：2016-08-22
display cooler disassembly, diagnosis and maintenance of defrosting devices (2)

display cooler disassembly, diagnosis and maintenance of defrosting devices (2) defrost timer diagnosis The contacts of the defrost timer are frequently on and off, which will appear after long use Poor contact of the contacts may cause no defrosting or compressor failure. (1) Resistance method to diagnose the defrost timer, first measure the resistance of the two terminals of the defrost ti...

display refrigeratorTIME：2016-08-22
Commercial refrigeration defrosting device disassembly, diagnosis and maintenance (3)

commercial refrigeration defrosting device disassembly, diagnosis and maintenance (3) commercial refrigeration defrost timer repair is the internal structure and disassembly of the defrost timer. Unscrew the fixing screws of the defrost timer shell, remove the shell, take out the rotor and coil in turn, then remove the fixing screws of the middle shell, remove the middle shell, and expose the ...

commercial refrigerationTIME：2016-08-22
display cases Defrost thermostat and superheat insurance disassembly, diagnosis and maintenance

display cases Defrost thermostat and superheat safety disassembly, diagnosis and maintenance Currently the most common refrigerated showcase display cases, defrost thermostat It is connected with super heat insurance, so the two will be introduced together. The defrosting thermostat can automatically control the temperature of the defrosting evaporator to prevent the food in the freezer from m...

display refrigeratorTIME：2016-08-22
Sanitation and disinfection of supermarket refrigerated showcase (two)

sanitation and disinfection of supermarket refrigerated showcase (two) 2) disinfectant There are several methods for disinfection inside the cabinet. (1) bleach disinfection. The bleaching powder can be prepared into an aqueous solution containing 0.3% to 0.4% of available chlorine (1L of water is added with 20g of bleaching powder containing 16% to 20% of available chlorine), sprayed ...

commercial refrigerationTIME：2016-08-22
display cases The personal hygiene impact of the staff

display cases The personal hygiene impact of the staff display cases The staff often contact a variety of foods. If they do not pay attention to hygiene and suffer from infectious diseases, they will become the spreaders of microorganisms and pathogens. There should be strict requirements on the personal hygiene of display cases staff. display cases Operators must cut hair, bath frequently, wa...

display freezerTIME：2016-08-22
The energy-saving impact of commercial refrigeration

The energy-saving of commercial refrigeration Commercial refrigeration is the main electricity sector in the refrigeration industry, so it is also the core sector of energy conservation. At present, the refrigeration system of commercial refrigeration consumes an average of 110kW per ton of white meat frozen. The high power consumption index is 180kW per ton, and the low power consumption inde...

display freezerTIME：2016-08-22
display cooler disassembly, diagnosis and maintenance of defrost heater

display cooler disassembly, diagnosis and maintenance of defrost heater n9n The position of the non-detachable defrosting heater in the display cooler, the defrosting heater and the evaporator winding together, the diameter of the defrosting heater is thick, the process is rough, generally there will be no problems, there is no disassembly, etc. So only the detachable defrost heater will b...

display refrigeratorTIME：2016-08-22
Walk-in cooler evaporator diagnosis and repair

walk-in cooler evaporator diagnosis and repair Leak is the only form of evaporator, which will reduce or even disappear the walk-in cooler refrigerant, causing poor or no cooling of the walk-in cooler . At present, the built-in evaporator adopts copper tube, and the exposed evaporator adopts the wire coil type, and both failure rates are extremely low. Among them, 95% of the leakage of the ste...

display refrigeratorTIME：2016-08-22

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