Daikin EKHWET-BV3, Installer'S Reference Manual

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3 | Specific installer safety instructions
Installer reference guide
15
E120B
R32 Split series – Domestic hot water tank
4P680077-1A – 2022.11
3 Specific installer safety instructions
Always observe the following safety instructions and regulations.
Application guidelines (see "6 Application guidelines" [
4
23] )
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 "7.1 Preparing the installation site" [ 4 28] )
WARNING
Follow the service space dimensions in this manual for correct installation of the unit.
See
"7.1.1 Installation site requirements of the indoor unit" [ 4 28].
WARNING
The appliance shall be stored in a room without continuously operating ignition
sources (example: open flames, an operating gas appliance or an operating electric
heater).
WARNING
DO NOT reuse refrigerant piping that has been used with any other refrigerant.
Replace the refrigerant pipes or clean thoroughly.
Special requirements for R32 (see "7.1.2 Special requirements for R32
units" [ 4 29] )
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 "7.2 Opening and closing the units" [ 4 36] )
DANGER: RISK OF ELECTROCUTION
Do NOT leave the unit unattended when the service cover is removed.