with evaporator interface box display cases built-in self-made evaporator because this model can see the capillary and evaporator interface, the original capillary can continue to be used, the display cases are generally eye-catching

Safety requirements for the use of steel cylinders in display cases

Safety requirements for use of steel cylinders in display cases (1) When opening and closing the cylinder valve, the operator should stand on the side of the valve and slowly open and close. (2) When the valve of the cylinder is frozen, the cylinder should be moved to a warm place, or use a clean temperature to thaw, and it is strictly forbidden to use fire to bake. (3) Standing bottles sh...

commercial refrigerationTIME：2016-08-22

Supermarket refrigerated showcase evaporator soil embedding and production (9)

supermarket refrigerated showcase evaporator soil embedment and production (9) 1. Preparation of materials and tools The self-made evaporator materials and tools include several kilograms of 8 mm diameter copper tubes, diameter 4 The millimeter copper pipe is about 1 meter, small pipe bender, small pipe cutter and box ruler. For supermarket refrigerated showcase 180L～230L, 2.5kg red copper tub...

commercial refrigerationTIME：2016-08-22

Commercial refrigeration refrigeration failure and maintenance method

commercial refrigeration refrigeration failure and maintenance method if there is no special instruction, the refrigeration maintenance is poor Often accompanied by non-stop or long start-up time and short downtime. No boot description in each fault. Before repairing a commercial refrigeration refrigeration system, it is necessary to distinguish whether it is a direct cooling type, an indi...

commercial refrigerationTIME：2016-08-22

Supermarket refrigerated showcase refrigeration failures and maintenance methods (3)

supermarket refrigerated showcase refrigeration failures and maintenance methods (3) poor refrigeration and oil stains at the root of the compressor nozzle. Failure phenomenon: poor cooling, black mush at the root of a compressor nozzle Oily. Fault analysis: 80% of the oil stains are leaking points, causing refrigerant leakage, and very few other refrigeration pipelines or compressors have poo...

commercial refrigerationTIME：2016-08-22

Selection of expansion valve in commercial refrigeration (3)

Selection of expansion valve in commercial refrigeration (3) 3. Oil separator selection calculation The oil separator selection calculation is mainly to determine the oil separation The diameter of the filter is to ensure that the flow rate of the refrigerant in the oil separator meets the requirements of oil separation and achieves a good oil separation effect. 4. Selection and calculation ...

commercial refrigerationTIME：2016-08-22

General principles for the design and layout of commercial refrigeration refrigeration systems (four)

General principles for the design and layout of commercial refrigeration refrigeration systems (four) ...

commercial refrigerationTIME：2016-08-22

system.