6 | Unit installation
Installer reference guide
27
4MWXM-A
R32 Split series
4P678385-1A – 2022.02
If the outdoor unit is exposed to direct sea winds, install a windbreaker.
▪ Height of windbreaker≥1.5×height of outdoor unit
▪ Mind the service space requirements when installing the windbreaker.
a Sea wind
b Building
c Outdoor unit
d Windbreaker
The outdoor unit is designed for outdoor installation only, and for ambient
temperatures within the following ranges (unless otherwise specified in the
operation manual of the connected indoor unit):
DX operation range
Cooling mode Heating mode
–10~46°C DB –15~24°C DB
DHW operation range
–15~42°C DB
6.1.2 Additional installation site requirements of the outdoor unit in cold climates
Protect the outdoor unit against direct snowfall and take care that the outdoor unit
is NEVER snowed up.