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REQUIREMENTS FOR OPERATION
Requirements for Operation, Service and Installation of Appliances Using
Flammable Refrigerants
Information on servicing (cont)
work shall use any sources of ignition in such a manner that it may lead to the risk of fire or explosion. All
possible ignition sources, including cigarette smoking, should be kept sufficiently far away from the site
of installation, repairing, removing and disposal, during which refrigerant can possibly be released to the
– Ensure that the area is in the open or that it is adequately ventilated before breaking into the system or
conducting any hot work. A degree of ventilation shall continue during the period that the work is carried
atmosphere.
– Where electrical components are being changed, they shall be fit for the purpose and to the correct
consult the manufacturer's technical department for assistance.
• Marking to the equipment continues to be visible and legible. Markings and signs that are illegible shall be
corrected.
– Repair and maintenance to electrical components shall include initial safety checks and component inspection
equipment so all parties are advised.
Repairs to sealed components, intrinsically safe components
– Sealed electrical components shall be replaced.
– Replace components only with parts specified by the manufacturer. Other parts may result in the ignition of
refrigerant in the atmosphere from a leak.
Cabling
Check that cabling will not be subject to wear, corrosion, excessive pressure, vibration, sharp edges or any other
from sources such as compressors or fans.
FLAMMABLE REFRIGERANTS
49-5001038 Rev. 1
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