Specific Installer Safety Instructions - Daikin ARXF20C5V1B Installer's Reference Manual

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Specific installer safety instructions

3 Specific installer safety instructions
Installer reference guide
16
Always observe the following safety instructions and regulations.
Unit installation (see "6 Unit
WARNING
Installation shall be done by an installer, the choice of materials and installation shall
comply with the applicable legislation. In Europe, EN378 is the applicable standard.
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.
CAUTION
For walls containing a metal frame or a metal board, use a wall embedded pipe and
wall cover in the feed-through hole to prevent possible heat, electrical shock, or fire.
Piping installation (see
CAUTION
Piping and joints of a split system shall be made with permanent joints when inside
an occupied space except joints directly connecting the piping to the indoor units.
DANGER: RISK OF BURNING/SCALDING
CAUTION
▪
Use the flare nut fixed to the unit.
▪
To prevent gas leakage, apply refrigeration oil ONLY to the inside of the flare. Use
refrigeration oil for R32.
▪
Do NOT reuse joints.
CAUTION
▪
Do NOT use mineral oil on flared part.
▪
NEVER install a drier to this R32 unit to guarantee its lifetime. The drying material
may dissolve and damage the system.
CAUTION
▪
Incomplete flaring may cause refrigerant gas leakage.
▪
Do NOT re-use flares. Use new flares to prevent refrigerant gas leakage.
▪
Use flare nuts that are included with the unit. Using different flare nuts may
cause refrigerant gas leakage.
Electrical installation (see
DANGER: RISK OF ELECTROCUTION
4
installation" [ 22])
4
"7 Piping installation" [
"8 Electrical installation" [
30])
4
43])
4P519439-10J – 2021.06
(A)RXF20~42C5V1B
R32 split series