Daikin Altherma 3 GEO, Installer'S Reference Manual

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7 | Piping installation
Installer reference guide
71
EGSAH/X06+10UDA9W
Daikin Altherma 3 GEO
4P598592-1A – 2019.12
2 Connect a field supplied brine filling system to the 3-way valve.
3 Position the 3‑way valve correctly.
a
c
b
a Brine level vessel (accessory)
b Brine filling kit (field supply or option kit KGSFILL2)
c Brine filling system (field supply)
4 Fill the circuit with brine until a pressure of ±2.0 bar (= 200 kPa).
5 Return the 3‑way valve to its original position.
NOTICE
A field supplied filling kit may come without a filter that protects components in the
brine circuit. In this case, it is the responsibility of the installer to install a filter on the
brine side of the system.
WARNING
Temperature of the fluid running through the evaporator can become negative. It
MUST be protected against freezing. For more information, see setting [A‑04] in
"Brine freezing temperature" [
4
194].
7.2.7 To insulate the brine piping
The piping in the complete brine circuit MUST be insulated to prevent reduction of
the heating capacity.
Consider that the brine circuit piping inside the house can/will condensate. Foresee
adequate insulation for these pipes.
7.3 Connecting water piping
7.3.1 About connecting the water piping
Before connecting the water piping
Make sure the indoor unit is mounted.