52
Connecting the hydraulic connection lines
Connect the connection lines of the hydraulic connec-
tion set (accessories) to the underside of the outdoor
unit using either copper pipe or corrugated stainless
steel pipe, dependent upon the connection set.
Fig. 37
A
Heating water to indoor unit (heating water outlet,
flow from outdoor unit)
B
Heating water from indoor unit (heating water
inlet, return to outdoor unit)
Requirements to be met by on-site lines
Requirements to be met, e.g. regarding cross-section,
system pressure: See technical guides.
Installing the heating water filter
Install a heating water heater filter in the return to the
outdoor unit in the following cases:
■
Required when modernising the heating system
■
Required when the pipe network is contaminated
■
Recommended in new build
Note
Recommendation: Heating filter with magnetite sepa-
ration (accessories), as the filter properties of this
heating water filter are matched to the heat pump.
Checking the transport bracket
!
Please note
Premature loosening of the transport bracket
may cause damage to the outdoor unit.
Do not release the transport bracket until after
the filling and venting process.
Hydraulic connections
Hydraulic connection of the outdoor unit (cont.)
6222080
Installation
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