If conducting liquid is accidentally spilt on equipment, the latter shall be disconnected from the electrical supply and carefully dried. It shall not be reused until a competent person has approved it for use. Steps to decontaminate equipment shall be taken to reduce the risk of chemical or biological contamination exposure to the maintenance personnel (see also Clause 13, Annex A and Annex C).
Only competent persons shall be permitted to carry out work on electrical equipment and circuits.
Unauthorized work shall be forbidden.