4
Set-up and installation
Installation and maintenance instructions
19
Daikin Altherma EHS(X/H)(B)-D
Heat pump (indoor unit) with integrated heat accumulator
008.1444099_01 – 11/2018 – EN
3
Attach the connection set to the controller housing of the indoor
unit. To do this, insert the hooks (1) of the connection set into
the slots of the controller housing (2); then press the connection
set downwards.
Fig. 4-23
Fitting the connection set
4
Attach the grommet (3) to the bushing between the connection
set (A) and the controller housing (B).
Fig. 4-24
Cable gland
5
Guide the cable of the Ultra EHS printed circuit board through
the cable grommet and connect it to the RoCon BM2C (see
Fig. 4-38
).
6
After the installation and the electrical connections (see Water
connectionor
Chap. 4.7
) have been completed, replace the
cover and close it with the screw.
4.5.3
Installation of the DB connection kit
The optional DB connection kit allows better access for connecting
the DrainBack pipe (solar inflow).
A
D
B
C
Fig. 4-25
DB connection kit
Item
Designation
A
DB pipe connection (solar inflow)
B
FlowSensor (not part of the DB connection kit, but in-
cluded with EKSRPS4)
C
Flow rate limiter (FlowGuard)
D
Solar - inflow connection
on the storage tank
Tab. 4-5
4.5.4
Installation of the P connection kit
The optional P connection kit for Biv device types allows better ac-
cess for connecting the inflow and return flow lines of a pressurised
solar system or another external heat generator on the storage tank.
The kit contains two thermally insulated corrugated pipes that are
connected to the connections of the storage tank via a union nut. At
the other end of the corrugated pipes there is an adapter for different
connection sizes of the inflow and return flow lines.
A
B
Fig. 4-26
P connection kit for Biv device types
Item
Designation
A
Connection for inflow (red)
B
Connection for return flow (blue)
4.6
Water connection
Important information
CAUTION
If the indoor unit is connected to a heating system with
steel pipes
, radiators or non-diffusion-proof floor heating
pipes, sludge and chips can enter the hot water storage
tank and
cause blockages
,
local overheating
or
corro-
sion damage
.
▪ Rinse supply lines before filling the device.
▪ Rinse out the heat distribution network (in the existing
heating system).
▪ Install a dirt filter or sludge separator in the heating re-
turn flow (see chap. ).
Summary of Contents for Altherma 3 ECH2O
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