1. Refrigerant R134a: R134a (tetrafluoroethane) is not good for refrigeration systems because of its high water solubility. Even if there is a small amount of water, it will produce acid, carbon dioxide or carbon monoxide under the action of lubricating oil, which will cause corrosion to meta... read more
1. Too much refrigerant causes insufficient refrigeration. Maintenance method: Observe bai from the sight glass above the drying tank. If the car air conditioner does not see any bubbles in the sight glass during operation, and there are no bubbles even after the compressor stops, R134 refrig... read more
Refrigerants are also called refrigeration working fluids, commonly known as refrigerants in some areas in the south. It is a working substance that continuously circulates in the refrigeration system and realizes refrigeration through its own state changes. R410 refrigerant tube The refrigerant ab... read more
How to judge whether the amount of refrigerant added is in place 1. Connect the Refrigerant charging pipe to the process port of the compressor, vacuum first, and determine the evacuation time according to the condition of disconnecting the process port during maintenance. If there is residual gas i... read more
How to detect whether your car needs to be filled with air conditioning refrigerant 1. Turn on the vehicle air conditioner, the A/C light is on, cooling, and the internal circulation is the maximum wind. The thermometer measures the air outlet temperature and shows that the temperature gradually dec... read more