Analysis of the reason why constant temperature and humidity box is not cooled
Since customers often encounter the situation that the constant temperature and humidity box is not cooling, we will study with you today. The following opinions are for reference only. 1. Since the constant temperature and humidity box cannot maintain the temperature, observe whether the refrigeration compressor can be started during the operation of the test box? The compressor can be started during the operation of the environmental test equipment, indicating the electrical appliances from the main power supply to each compressor The wiring is normal, and there is no problem with the electrical system. 2. If there is no problem with the constant temperature and humidity box electrical system, continue to check the refrigeration system. First check the discharge and suction pressures of the low-temperature (R23) compressors of the two groups of refrigeration units are lower than normal, and the suction pressure is evacuated, indicating that the main refrigeration unit has insufficient refrigerant quantity. 3. Touch the exhaust and suction lines of the main unit R23 compressor by hand, and find that the temperature of the exhaust line is not high, and the temperature of the suction line is not low (no frost), which also shows that the main unit The lack of R23 refrigerant. Quadruple Rotors Watch Winder has a built-in smart timer that will wind then rest and repeat the cycle in either clockwise, counter clockwise or bi-directional directions. Quadruple rotors watch winder can hold 4 watches, increased interior space to accommodate large size watches, microfiber cleaning cloth, microfiber protective storage bag, and a matte black storage box. The watch winder will not only wind your automatic watches but also store it as well. Each watch winder is hand made and developed to wind all popular brands of time pieces. This watch winder use Japanese Mabuchi Motor to work, it's very quiet, even if you're sleeping, leaving it in your bedroom won't wake you up. All the above are the characteristics of our watch Mens Watch Winder,Motion Watch Box,Used Watch Winder,10 Watch Winder GUANGZHOU T.WING-PAK MFG.CO.,LTD , https://www.watch-winder-factory.com