
12 EN
CO2
6. No ignition sources
to the surrounding space. Prior to work taking place, the area around the equipment is to be
shall be displayed.
8. Checks to the refrigeration equipment
be followed. If in doubt consult the manufacturer’s technical department for assistance.
--the charge size is in accordance with the room size within which the refrigerant containing parts
are installed;
--If an indirect refrigerating circuit is being used, the secondary circuit shall be checked for the
Markings and signs that are unrecognizable must be corrected;
--Refrigeration pipe or components are installed in a position where they are unlikely to be
components are constructed of materials which are inherently resistant to being corroded or
are suitably protected against being so corroded.
Repair and maintenance to electrical components shall include initial safety checks and component
shall be connected to the circuit until it is satisfactorily dealt with. If the fault cannot be corrected
immediately but it is necessary to continue operation, an adequate temporary solution shall be
purging the system;
--that there is continuity of earth bonding.
7. Repairs to sealed components
During repairs to sealed components, all electrical supplies shall be disconnected from the
operating form of leak detection shall be located at the most critical point to warn of a
potentially hazardous situation.
Particular attention shall be paid to the following to ensure that by working in electrical