3 | Specific installer safety instructions
Installer reference guide
16
EPRA14~18D + ETVH/X16S18+23E
Daikin Altherma 3 H HT F
4P644737-1A – 2022.03
3 Specific installer safety instructions
Always observe the following safety instructions and regulations.
Handling the unit (see
"4.1.1To handle the outdoor unit"[
4
22]
)
CAUTION
To avoid injury, do NOT touch the air inlet or aluminium fins of the unit.
Application guidelines (see
"6Application guidelines"[
4
32]
)
CAUTION
If there is more than one leaving water zone, ALWAYS install a mixing valve station in
the main zone to decrease (in heating)/increase (in cooling) the leaving water
temperature when the additional zone has demand.
Installation site (see
"7.1Preparing the installation site"[
4
62]
)
WARNING
Follow the service space dimensions in this manual for correct installation of the unit.
▪ Outdoor unit: See "16.1Service space: Outdoor unit"[4259].
▪ Indoor unit: See "7.1.3Installation site requirements of the indoor unit"[465].
Special requirements for R32 (see
"7.1.1Installation site requirements of the
outdoor unit"[
4
62]
)
WARNING
▪ Do NOT pierce or burn refrigerant cycle parts.
▪ Do NOT use means to accelerate the defrosting process or to clean the
equipment, other than those recommended by the manufacturer.
▪ Be aware that R32 refrigerant does NOT contain an odour.
WARNING
The appliance shall be stored so as to prevent mechanical damage and in a well-
ventilated room without continuously operating ignition sources (example: open
flames, an operating gas appliance or an operating electric heater).
WARNING
Make sure installation, servicing, maintenance and repair comply with instructions
from Daikin and with applicable legislation and are executed ONLY by authorised
persons.
Opening and closing the units (see
"7.2Opening and closing the units"[
4
66]
)
DANGER: RISK OF ELECTROCUTION
Do NOT leave the unit unattended when the service cover is removed.
DANGER: RISK OF ELECTROCUTION
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