How to check the used car air conditioning system?
The air conditioning system of a car is a relatively complicated system. The air conditioner filter can be said to be the most important air conditioning component, mainly for the comprehensive cleaning of air dust, pollen and bacteria. These are mainly the internals of the air conditioning system. create pollution. In the maintenance process of the air conditioning refrigeration system, we must thoroughly clean the air conditioner filter. We can use the air duct to clean the dust. If the air conditioner filter can not be cleaned effectively, the owner can replace it. Air conditioning filter.
When inspecting the air conditioner, mainly check the condenser of the air conditioner, and clean the surface of the evaporator. If there is too much dust, it must be cleaned in time, and compressed air should be blown. When inspecting, it is necessary to check the performance of each switch and control element, to check the reliability of its performance and whether there is a lack of fluorine in the air conditioner. If the refrigerant of the vehicle is insufficient, it may cause the air conditioner to push the original refrigeration. Function, if the refrigerant is added, then the use of the refrigerant must be paid attention to, leakage can not be carried out, and the parts of the surface of the compressor can be effectively treated by observing, mainly on the surface of the compressor, the hose And the oil traces of the joint line department will be processed in time, and through comprehensive judgment, it can be indicated whether there is leakage in the system, and if it occurs, it can be repaired. The above is the treatment method for the air conditioner in the car