Heating systems in buildings. Procedure for the preparation of documents for operation, maintenance and use. Heating systems not requiring a trained operator Ingestion-build-117251 It contains information to support

It contains information to support the correct understanding

4 Coincidence error and concentration limitation

1-1983 (R2001)

The “lower torque application” designation is in accordance with the smaller head dimensions

Heating systems in buildings. Procedure for the preparation of documents for operation, maintenance and use. Heating systems not requiring a trained operator Ingestion-build-117251 It contains information to supportWhat is BS EN 12171 Preparation of OM&U documents on heating systems about? BS EN 12171 is a European Standard that discusses the procedure for the preparation of documents for operation, maintenance and use, hereafter termed OM&U documents, of heating systems not requiring a trained operator. The main objective of BS EN 12171 is to ensure that the OM&U documents contain essential information to a minimum standardised level. BS EN 12171 specifies