EVS-EN 12171:2002

This standard specifies requirements for providing documents for the operation, maintenance and use of heating systems in buildings not requiring a trained operator. Parts of heating systems covered by this standard are: - boilers or heat supply equipment, including control; - safety arrangements, including air supply;
- domestic hot water production facilities;  - energy sources, storage and supply; - flue gas systems, including condensate treatment and disposal; - heat distribution network, including associated components; - heat emitters, including accessories; - control system; - water treatments and procedures (e.g. chemical and physical, including antifreeze).