Unpleasant smells which are often formed in air conditioning systems, are caused by growth of a fungus, usually on the surface of the evaporator. The warm, damp environment — optimum conditions for reproduction of a mold.
In this case it is necessary to clear the external surface of the evaporator with use of disinfectants and deodorants. It must be kept in mind that access to the evaporator is very complicated therefore on a maintenance station operation on removal of a fungus rather labor-consuming and long.
However there is the easiest and available way to get rid of smells and a fungus. Get effective disinfecting aerosol remedy for automobile air conditioning systems. Turn on the air conditioning system for 10 min. in the mode of recirculation (RECIRC) with the fan working at the highest frequency of rotation. Remove the filter of ventilation of salon and insert a tip of a spray of aerosol means instead of the filter, having turned it on the left, towards the evaporator. Spray means according to its maintenance instruction. Turn a tip in different directions in order that means got on as it is possible the big surface of the evaporator.
Fig. 4.31. Arrangement of a drainage tube of a casing of the evaporator of the air conditioning system
After cleaning of the evaporator for an exception of repeated formation of a fungus check a condition of a drainage tube of a casing of the evaporator of the air conditioning system (see
). If necessary a soft wire clear a drainage tube.