7
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Unit installation
Installer reference guide
54
ERRA08~12E + EL23E
Daikin Altherma 3 R MT F
4P708478-1 – 2023.05
c
a
b
c
d
a
Snow cover or shed
b
Pedestal
c
Prevailing wind direction
d
Air outlet
In any case, provide at least 150 mm of free space below the unit. Additionally,
make sure the unit is positioned at least 100 mm above the maximum expected
level of snow. See
"7.3 Mounting the outdoor unit"
In heavy snowfall areas it is very important to select an installation site where the
snow will NOT affect the unit. If lateral snowfall is possible, make sure that the heat
exchanger coil is NOT affected by the snow. If necessary, install a snow cover or
shed and a pedestal.
7.1.3 Installation site requirements of the indoor unit
INFORMATION
Also read the precautions and requirements in the
10].
▪
The indoor unit is designed for indoor installation only and for the following
ambient temperatures:
-
Space heating operation: 5~30°C
-
Space cooling operation: 5~35°C
-
Domestic hot water production: 5~35°C
▪
Mind the following measurements guidelines:
Maximum refrigerant piping length
(a)
between indoor unit and
outdoor unit
50 m
Minimum refrigerant piping length
(a)
between indoor unit and
outdoor unit
3 m
Maximum height difference between indoor unit and outdoor
unit
30 m
(a)
Refrigerant piping length is the one-way length of liquid piping.
▪
Mind the following spacing installation guidelines:
CAUTION
Install the indoor unit at a minimum distance of 1 m from other heat sources (>80°C)
(e.g. electrical heater, oil heater, chimney) and combustible materials. Otherwise the
unit may be damaged or in extreme cases catch fire.
