How to test and debug supermarket freezers?

How to test and debug? Debugging of supermarket freezer and debugging in two stages. Before installing the freezer, the tester should verify whether the freezer is running normally. Install and debug after adjusting the authentication functions of the regulator and freezer respectively.
1. Test the machine before installation. The main purpose of the tester is to check the operation of the supermarket freezer and pay attention to the noise level to determine whether the operation is normal. Run the commercial freezer for 10 minutes after connecting the freezer, usually the compressor is turned on after the fan is turned on, if the operating noise is within the normal range, it can be installed.
2. Debug after installation. After the installation of the freezer is completed, necessary inspections are required during the entire installation process. After checking the accuracy, the power supply can be debugged.
rotate the selection switch for 3 minutes according to the sequence of low cooling, high cooling, Air Supply, shutdown or shutdown, and then turn on the power supply to ensure that the function meets the requirements and the switch rotates flexibly and stably. Note:
1. When testing the machine, if the vibration of the supermarket freezer is very large and there is abnormal noise (Such as vibration or scratches) , It must be handled or adjusted by the manufacturer or maintenance personnel of the warranty point to avoid unnecessary losses.
2. Testing whether the cooling of the window machine is normal depends not only on whether there is cold air, but also on the automatic temperature control function.
This process does not seem complicated, but it plays an important role in the normal operation of refrigerators in the future, so all refrigerator manufacturers must test and debug refrigerators before selling them.