3 | Specific installer safety instructions
Installer and user reference guide
14
RXYSA8~12AMY1B
VRV 5-S system air conditioner
4P752782-1A – 2024.02
3 Specific installer safety instructions
Always observe the following safety instructions and regulations.
Installation site (see
"17.1Preparing the installation site"[
4
78]
)
WARNING
Follow the service space dimensions in this manual to install the unit correctly. See
"27.1Service space: Outdoor unit"[4169].
WARNING
Tear apart and throw away plastic packaging bags so that nobody, especially NOT
children, can play with them. Possible consequence: suffocation.
CAUTION
Excessive refrigerant concentrations in a closed room can lead to oxygen deficiency.
WARNING
If the appliance contains R32 refrigerant, the floor area of the room in which the
appliance is stored shall be at least 429m².
WARNING
If one or more rooms are connected to the unit using a duct system, make sure:
▪ there are no operating ignition sources (example: open flames, an operating gas
appliance or an operating electric heater) in case the floor area is less than the
minimum floor area A (m²).
▪ no auxiliary devices, which may be a potential ignition source, are installed in the
duct work (example: hot surfaces with a temperature exceeding 700°C and
electric switching device);
▪ only auxiliary devices approved by the manufacturer are used in the duct work;
▪ air inlet AND outlet are connected directly to the same room by ducting. Do NOT
use spaces such as a false ceiling as a duct for the air inlet or outlet.
Opening and closing the unit (see
"17.2Opening and closing the unit"[
4
83]
)
DANGER: RISK OF BURNING/SCALDING
DANGER: RISK OF ELECTROCUTION
DANGER: RISK OF ELECTROCUTION
Do NOT leave the unit unattended when the service cover is removed.
Mounting the outdoor unit (see
"17.3Mounting the outdoor unit"[
4
84]
)
WARNING
Fixing method of the outdoor unit MUST be in accordance with the instructions from
this manual. See "17.3Mounting the outdoor unit"[484].
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