Warnings Concerning Flammable Refrigerants - Daikin UATYA-BBAY1 Manual De Instalación, Uso Y Mantenimiento

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2.2.5

Warnings concerning flammable refrigerants

Units with mildly flammable refrigerants (A2L), such as R32, shall be installed in accordance with the
European standards and regulations and with the local regulations, where applicable.
The information below is provided in accordance with standard IEC 60335-2-40:2018 and its annexes
and clauses (here in after "Annex" and "Clause") and it has been taken from the English version of the
standard, which is the document to be referenced.
(Annex DD.2) Do not use means to accelerate the defrosting process or to clean, other than those
recommended by the manufacturer.
The external unit 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 odour.
(Annex DD.3.3) Qualification of workers
Any operation concerning the installation, maintenance, repair, disassembly and dismantling of the unit shall be
carried out by qualified personnel, in accordance with Annex HH to standard IEC 60335-2-40:2018, who hold a valid
certificate in compliance with the existing standards.
The above-mentioned operations include:
• breaking into the refrigerating circuit;
• opening of sealed components;
• opening of ventilated enclosures.
(Annex DD.4) Information on servicing
(Annex DD.4.2) Checks to the area
Prior to beginning work on systems containing flammable refrigerants, safety checks in the area are necessary
to ensure that the risk of ignition is minimised. For repair to the refrigerating system, DD.4.3 to DD.4.7 shall be
completed prior to conducting work on the system.
Translation from original instructions
Packaged Rooftop
18
We reserve the right to make changes without any prior notice.
4P645202-2
UATYA

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