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REQUIREMENTS FOR OPERATION
Requirements for Operation, Service and Installation of Appliances Using
Flammable Refrigerants
WARNING
• Do not use means to accelerate the defrosting process or to clean, other than those recommended by the
manufacturer.
• The appliance shall be stored in a room without continuously operating ignition sources (for example: open
flames, an operating gas appliance or an operating electric heater.
• Do not pierce or burn.
• Be aware that refrigerants may not contain an odor.
Warning; Flammable Materials, Refrigerant class per ISO 817
Owner's Manual; Operating Instructions
Read Owner's Manual
Service Indicator; Read Technical Manual
General
– During installation,due to the extended refrigerant pipes, additional REFRIGERANT may be charged. Please
complete the REFRIGERANT label provided in the manual, and securely paste it near the appliance marking.
– Handling, installation, cleaning, servicing and disposal of refrigerant must comply with the local regulation and
the instruction.
– Servicing shall be performed only as recommended by the manufacturer.
– Spaces where refrigerant pipes are allowed shall comply with the below requirement:
• that piping material, pipe routing, and installation shall include protection from physical damage in operation
and service, and be in compliance with national and local codes and standards,such as ASHRAE 15, IAPMO
Uniform Mechanical Code, ICC International Mechanical Code, or CSA B52. All field joints shall be accessible
for inspection prior to being covered or enclosed.
• that the installation of pipe-work shall be kept to a minimum.
• that mechanical connections made at joints that made in the installation between parts of the refrigerating
system in shall be accessible for maintenance purposes.
• that protection devices, piping, and fittings shall be protected as far as possible against adverse
environmental effects, for example, the danger of water collecting and freezing in relief pipes or the
accumulation of dirt and debris.
• that piping in refrigeration systems shall be so designed and installed to minimize the likelihood of hydraulic
shock damaging the system.
• that precautions shall be taken to avoid excessive vibration or pulsation.
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