ISO 5149-4:2022
Refrigerating systems and heat pumps — Safety and environmental requirements — Part 4: Operation, maintenance, repair and recovery
Product Details
This document does not cover motor vehicle air conditioners constructed according to the product standards such as ISO 13043.
These requirements are intended to minimize risks of injury to persons and damage to property and the environment resulting from improper handling of the refrigerants or from contaminants leading to system breakdown and resultant emission of the refrigerant.