T/KT SYL2402-2024 Air conditioning and ventilation system cleaning and disinfection technical service specifications for medical institutions

Scope

Main Technical Content: 7. Measures for Preventing Secondary Pollution During the Cleaning and Disinfection of Central Air Conditioning Systems in Key Departments of Medical Institutions 7.1 Requirements for Construction Isolation 7.1.1 The cleaning and disinfection areas of central air conditioning systems shall be equipped with dedicated construction isolation zones or warning zones. On-site air purification equipment should be provided to prevent dust from spreading and causing secondary pollution. When conducting construction work in densely populated areas, such as wards, priority should be given to transferring patients if possible. If patients cannot be transferred, isolation zones should be set up to prevent secondary pollution, which can be partitioned with plastic film. The cleaning and disinfection work in consultation areas should be carried out during off-peak hours. Generally, public non-emergency areas will choose to conduct construction work during nighttime when no one is present. 7.2 Classification of Measures for Cleaning and Disinfection of Central Air Conditioning Systems in Key Departments 7.2.1 Common Types of Air Conditioning Systems Used in Outpatient Departments The common types of air conditioning systems used in outpatient departments include fully air-conditioning systems, fan coil units with fresh air systems, and multi-split systems. In addition to meeting general requirements, air conditioning systems in outpatient departments should preferably be independently set up according to their different functions. The airflow organization should flow from clean areas to non-clean areas. The waiting areas and consultation rooms in pediatric departments should be set to positive pressure compared to other areas. 7.2.1.2 Requirements for Construction Isolation in Outpatient Departments To ensure the hygiene and safety of outpatient areas, centralized cleaning and disinfection work should be arranged at night, when the outpatient

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