Daikin RXA20A5V1B9, Installation Manual

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3 About the box
Installation manual
6
RXA-A9, RXM-R9, ARXM-R9
R32 Split system air conditioners
3P650253-1S – 2022.11
WARNING
Use an all-pole disconnection type breaker with at least
3 mm between the contact point gaps that provides full
disconnection under overvoltage category III.
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
Do NOT connect the power supply to the indoor unit. This
could result in electrical shock or fire.
WARNING
▪ Do NOT use locally purchased electrical parts inside
the product.
▪ Do NOT branch the power supply for the drain pump,
etc. from the terminal block. This could result in
electrical shock or fire.
WARNING
Keep the interconnection wiring away from copper pipes
without thermal insulation as such pipes will be very hot.
DANGER: RISK OF ELECTROCUTION
All electrical parts (including thermistors) are powered by
the power supply. Do NOT touch them with bare hands.
DANGER: RISK OF ELECTROCUTION
Disconnect the power supply for more than 10 minutes,
and measure the voltage at the terminals of main circuit
capacitors or electrical components before servicing. The
voltage MUST be less than 50 V DC before you can touch
electrical components. For the location of the terminals,
see the wiring diagram.
Finishing indoor unit installation (see "8 Finishing the outdoor
unit installation" [
4
11])
DANGER: RISK OF ELECTROCUTION
▪ Make sure that the system is earthed properly.
▪ Turn OFF the power supply before servicing.
▪ Install the switch box cover before turning ON the
power supply.
Configuration (see "9 Configuration" [
4
11])
WARNING
Before connecting or disconnecting the connector, make
sure the power supply is turned OFF.
Commissioning (see "10 Commissioning" [
4
12])
DANGER: RISK OF ELECTROCUTION
DANGER: RISK OF BURNING/SCALDING
CAUTION
Do NOT perform the test operation while working on
the indoor units.
When performing the test operation, NOT ONLY the
outdoor unit, but the connected indoor unit will operate as
well. Working on an indoor unit while performing a test
operation is dangerous.
CAUTION
Do NOT insert fingers, rods or other objects into the air
inlet or outlet. Do NOT remove the fan guard. When the
fan is rotating at high speed, it will cause injury.
3 About the box
3.1 Outdoor unit
3.1.1 To remove the accessories from the
outdoor unit
Make sure you have all following accessories delivered with the unit:
1× 1× 1× 1× 1× 1×
b e c d a f
a General safety precautions
b Outdoor unit installation manual
c Fluorinated greenhouse gases label
d Multilingual fluorinated greenhouse gases label
e Drain plug (located on the bottom of the packing case)
f Energy label
4 Unit installation
WARNING
Installation shall be done by an installer, the choice of
materials and installation shall comply with the applicable
legislation. In Europe, EN378 is the applicable standard.
4.1 Preparing the installation site
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).
4.1.1 Installation site requirements of the
outdoor unit
Mind the following spacing guidelines:
>150
>50
>300
(mm)
b
a
>100
>50
>150
>50
b
b
a
>100
b
a
a
b
a
>100
a Air outlet
b Air inlet