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Piping installation
Installer reference guide
91
EPRA14~W1 + ETSH/X(B)16P30+50EF
Daikin Altherma 3 H HT ECH₂O
4P679467-1 – 2022.02
c
a
b
b
d
1
2
a
Water OUT (screw connection, male, 1")
b
Water IN (screw connection, male, 1")
c
Shut-off valve with integrated filter (delivered as accessory)(2× screw connection,
female, 1")
d
Thread sealant
2
Connect the field piping to the shut-off valve.
3
Connect the field piping to the outdoor unit water outlet.
NOTICE
About the shut-off valve with integrated filter (delivered as accessory):
▪
The installation of the valve at the water inlet is mandatory.
▪
Mind the flow direction of the valve.
NOTICE
Install air purge valves at all local high points.
Indoor unit
1
Connect the outdoor unit field piping to the water connection pipes of the
indoor unit.
Do NOT exceed the maximum tightening torque (Thread size 1", 25-30 N•m). To
avoid damage, apply the necessary countertorque with a suitable tool.
≤Ø7 mm
1
2
3
