Dhw Connection And Safety Assembly - STIEBEL ELTRON HSBC 300 cool (GB) (WPM) Operation And Installation Manual

iNSTallaTiON
installation
f Route the pump assembly connecting cable to the control
panel as shown.
f Slide the pipe insulation over the connection pipe connectors
from above.
(*)
2
(*) Pipe assembly inserted
1 Profiles for 3-way mixer
2 Insulation mat for 3-way mixer and heating circuit pump
f Insert the insulation mat on the HKM side for the 3-way
mixer and the heating circuit pump.
f Observe the parameter settings in menu "SETTINGS / HEAT-
ING / HEATING CIRCUIT 2" in the enclosed commissioning
instructions for the heat pump manager.

10.3 DHW connection and safety assembly

Material losses
!
The maximum permissible pressure must not be exceed-
ed (see chapter "Specification / Data table").
Material losses
!
Operate the appliance only with pressure-tested taps.
Cold water line
Galvanised steel, stainless steel, copper and plastic are approved
materials.
Material losses
!
A safety valve is required.
DHW line, DHW circulation line
Stainless steel, copper and plastic are approved materials.
14 | HSBC 300 cool
10.3.1 DHW connection and safety assembly
f Flush the pipes thoroughly.
f Install the DHW outlet line and the cold water inlet line (see
chapter "Specification / Dimensions and connections"). Con-
nect the hydraulic connections with flat gaskets.
f Install a type-tested safety valve in the cold water supply
line. Please note that, depending on the supply pressure, you
may also need a pressure reducing valve.
f Size the drain pipe so that water can drain off unimpeded
when the safety valve is fully opened.
f The safety valve drain aperture must remain open to
1
atmosphere.
f Install the safety valve drain pipe with a constant fall to the
drain.
10.3.2 RBS-SBC (optional)
WARNING Electrocution
Before starting work on the appliance, disconnect all
poles from the power supply and drain the DHW cylinder.
Note
The following diagrams show pipe assembly RBS-SBC
(see chapter "Specification / Dimensions and connec-
tions").
f Hook the retainer for the connection pipes into the top centre
of the appliance.
f Use the retainer as a drilling template and pre-drill the fixing
holes.
f Secure the retainer with the screws.
Ø=3mm
www.stiebel-eltron.com