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REQUIREMENTS FOR OPERATION
Requirements for Operation, Service and Installation of Appliances Using
Flammable Refrigerants
Qualification of workers
Every working procedure that affects safety means shall only be carried out by competent persons.
Examples for such working procedures are:
• breaking into the refrigerating circuit.
• opening of sealed components.
should be documented by a certificate.
Information on servicing
– Work shall be undertaken under a controlled procedure so as to minimise the risk of a flammable gas or vapour
being present while the work is being performed.
– All maintenance staff and others working in the local area shall be instructed on the nature of work being
carried out. Work in confined spaces shall be avoided.
technician is aware of potentially toxic or flammable atmospheres. Ensure that the leak detection equipment
being used is suitable for use with all applicable refrigerants, i. e. non-sparking, adequately sealed or
intrinsically safe.
extinguishing equipment shall be available to hand. Have a dry powder or CO2 fire extinguisher adjacent to the
charging area.
49-5001038 Rev. 1
FLAMMABLE REFRIGERANTS, safety checks are necessary to
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