3 About the box
Installation manual
7
50A
R32 Split series
3P600450-5L – 2021.12
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 the outdoor unit installation (see
14])
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.
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.
16])
DANGER: RISK OF ELECTROCUTION
DANGER: RISK OF BURNING/SCALDING
WARNING
▪ Before carrying out any maintenance or repair activity,
ALWAYS switch off the circuit breaker on the supply
panel, remove the fuses or open the protection devices
of the unit.
▪ Do NOT touch live parts for 10 minutes after the power
supply is turned off because of high voltage risk.
▪ Please note that some sections of the electric
component box are hot.
▪ Make sure you do NOT touch a conductive section.
▪ Do NOT rinse the unit. This may cause electric shocks
or fire.
DANGER: RISK OF ELECTROCUTION
▪ Use this compressor on a grounded system only.
▪ Turn the power off before servicing the compressor.
▪ Reattach the switch box cover and service lid after
servicing.
CAUTION
ALWAYS wear safety glasses and protective gloves.
DANGER: RISK OF EXPLOSION
▪ Use a pipe cutter to remove the compressor.
▪ Do NOT use the brazing torch.
▪ Use approved refrigerants and lubricants only.
DANGER: RISK OF BURNING/SCALDING
Do NOT touch the compressor with bare hands.
3
About the box
3.1
Outdoor unit
3.1.1
To remove the accessories from the
outdoor unit
1
Lift the outdoor unit.
2
Remove the accessories at the bottom of the package.
2×
1×
1×
1×
1×
c
d
e
f
g
1×
h
1×
a b
1×
a
Outdoor unit installation manual
b
General safety precautions
c
Fluorinated greenhouse gases label
d
Multilingual fluorinated greenhouse gases label
e
Drain socket
f
Screw bag (for fixing wire retainer)
g
Reducer assembly
h
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 so as to prevent mechanical
damage and in a well-ventilated room without continuously
operating ignition sources (e.g. open flames, an operating
gas appliance, or an operating electric heater). The room
size shall be as specified in the General safety precaution.
4.1.1
Installation site requirements of the
outdoor unit
Mind the following spacing guidelines:
▪ Wall facing 1 side:
(mm)
>50
a
b
>100
<1200
a
b
▪ Wall facing 2 sides:
