Daikin Multi+ R32 Split Series, Руководство по установке для специалистов

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8 | Charging refrigerant
Installer reference guide
44
4MWXM-A9
R32 Split series
4P708645-1 – 2022.09
NOTICE
Before completely recharging, perform vacuum drying on the outdoor unit's internal
refrigerant piping as well.
Typical workflow – Completely recharging refrigerant typically consists of the
following stages:
1 Determining how much refrigerant to charge.
2 Charging refrigerant.
3 Filling in the fluorinated greenhouse gases label, and fixing it to the inside of
the outdoor unit.
8.2 About the refrigerant
This product contains fluorinated greenhouse gases. Do NOT vent gases into the
atmosphere.
Refrigerant type: R32
Global warming potential (GWP) value: 675
Periodical inspections for refrigerant leaks may be required depending on the
applicable legislation. Contact your installer for more information.
WARNING: MILDLY FLAMMABLE MATERIAL
The refrigerant inside this unit is mildly flammable.
WARNING
▪
The refrigerant inside the unit is mildly flammable, but normally does NOT leak. If
the refrigerant leaks in the room and comes in contact with fire from a burner, a
heater, or a cooker, this may result in fire, or the formation of a harmful gas.
▪
Turn OFF any combustible heating devices, ventilate the room, and contact the
dealer where you purchased the unit.
▪
Do NOT use the unit until a service person confirms that the part from which the
refrigerant leaked has been repaired.
WARNING
The appliance shall be stored so as to prevent mechanical damage and in a well-
ventilated room without continuously operating ignition sources (e.g. open flames,
an operating gas appliance, or an operating electric heater). The room size shall be as
specified in the General safety precaution.
WARNING
▪
Do NOT pierce or burn refrigerant cycle parts.
▪
Do NOT use cleaning materials or means to accelerate the defrosting process
other than those recommended by the manufacturer.
▪
Be aware that the refrigerant inside the system is odourless.
WARNING
NEVER directly touch any accidental leaking refrigerant. This could result in severe
wounds caused by frostbite.