5 Starting up the outdoor unit
Installation manual
8
RRLQ004~008CAV3
ROTEX HPSU low temperature Bi‑bloc
4PW74444-1D – 2018.07
a
If a multilingual fluorinated greenhouse gases label is
delivered with the unit (see accessories), peel off the
applicable language and stick it on top of
a
.
b
Factory refrigerant charge: see unit name plate
c
Additional refrigerant amount charged
d
Total refrigerant charge
e
Greenhouse gas emissions
of the total refrigerant charge
expressed as tonnes CO
2
equivalent
f
GWP = Global warming potential
NOTICE
In Europe, the
greenhouse gas emissions
of the total
refrigerant charge in the system (expressed as tonnes CO
2
equivalent) is used to determine the maintenance intervals.
Follow the applicable legislation.
Formula to calculate the greenhouse gas emissions:
GWP value of the refrigerant × Total refrigerant charge [in
kg] / 1000
2
Fix the label on the inside of the outdoor unit near the gas and
liquid stop valves.
4.6
Connecting the electrical wiring
DANGER: RISK OF ELECTROCUTION
WARNING
ALWAYS use multicore cable for power supply cables.
4.6.1
To connect the electrical wiring on the
outdoor unit
1
Remove the 2 switch box cover screws.
2
Remove the switch box cover.
2×
1
2
3
Open the wire clamp.
4
Connect the interconnection cable and power supply as follows:
3×
1 2 3
5
Install the switch box cover.
4.7
Finishing the outdoor unit
installation
4.7.1
To finish the outdoor unit installation
1
Insulate and fix the refrigerant piping and interconnection cable
as follows:
f
b
a
e
d
c
a
Gas pipe
b
Gas pipe insulation
c
Interconnection cable
d
Liquid pipe
e
Liquid pipe insulation
f
Finishing tape
2
Install the service cover.
5
Starting up the outdoor unit
See the indoor unit installation manual for configuration and
commissioning of the system.
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