Specific Installer Safety Instructions - Daikin EKHWET90BAV3 Installation Manual

2 Specific installer safety instructions

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2 Specific installer safety
instructions
Always observe the following safety instructions and regulations.
Installation site (see "4.1 Preparing the installation
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.
WARNING
Follow the service space dimensions in this manual for
correct installation of the unit. See
requirements of the indoor
Special requirements for R32 (see
units" [ 4 5])
for R32
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 unit (see
unit" [ 4 9])
DANGER: RISK OF ELECTROCUTION
DANGER: RISK OF BURNING/SCALDING
Mounting the indoor unit (see
unit" [ 4 10])
WARNING
Fixing method of the indoor unit MUST be in accordance
with the instructions from this manual. See
unit" [ 4 10].
the indoor
Installation manual
4
site" [ 4 5])
"4.1.1 Installation site
unit" [ 4 5].
"4.1.2 Special requirements
"4.2 Opening and closing the
"4.3 Mounting the indoor
"4.3 Mounting
Piping installation (see "5 Piping
WARNING
Field piping method MUST be in accordance with the
instructions from this
installation" [ 4 10].
Electrical installation (see "6 Electrical
DANGER: RISK OF ELECTROCUTION
WARNING
Electrical wiring connection
accordance with the instructions from:
▪ This manual. See "6 Electrical
▪ The wiring diagram, which is delivered with the unit,
located on the inside of the indoor unit switch box
cover. For a translation of its legend, see
unit" [ 4 21].
diagram: Indoor
WARNING
▪ All wiring MUST be performed by an authorised
electrician and MUST comply with the applicable
legislation.
▪ Make electrical connections to the fixed wiring.
▪ All components procured on-site and all electrical
construction MUST
legislation.
WARNING
If the supply cord is damaged, it MUST be replaced by the
manufacturer, its service agent or similarly qualified
persons in order to avoid a hazard.
WARNING
ALWAYS use multicore cable for power supply cables.
CAUTION
Do NOT push or place redundant cable length in the unit.
WARNING
The booster heater MUST have a dedicated power supply
and MUST be protected by the safety devices required by
the applicable legislation.
CAUTION
To guarantee the unit is completely earthed, ALWAYS
connect the backup heater power supply and the earth
cable.
INFORMATION
Details of type and rating of fuses, or rating of circuit
breakers are described in
Commissioning (see "8 Commissioning" [ 4 18])
WARNING
Commissioning method MUST be in accordance with the
instructions from
"8 Commissioning" [ 4 18].
R32 Split series – Domestic hot water tank
installation" [ 4 10])
manual. See "5 Piping
installation" [ 4 11])
method MUST be in
installation" [ 4 11].
"10.2 Wiring
comply with the applicable
installation" [ 4 11].
"6 Electrical
this manual. See
EKHWET90~120BAV3
4P680074-1 – 2021.11