How to sterilize central air conditioning under novel coronavirus
Details
(1)When the fan coil of the central air conditioning system is in normal use, disinfect the air supply outlet and the air return outlet regularly. (2) When the central air conditioning fresh air system is in normal use, if there is an epidemic situation, do not stop the fan operation, close the exhaust branch pipe after evacuation, turn off the fresh air and exhaust system after operation for a period of time, and conduct disinfection at the same time. (3) For the all-air system with wind return, the return air should be completely closed to ensure the operation of all fresh air in the system
