Mounting The Indoor Unit; To Install The Indoor Unit; Connecting The Refrigerant Piping; To Connect The Refrigerant Piping To The Indoor Unit - Daikin Altherma EHVH08S18CB Installation Manual

4 Installation
4.2

Mounting the indoor unit

4.2.1

To install the indoor unit

1 Lift the indoor unit from the pallet and place it on the floor.
4×
2 Slide the indoor unit into position.
3 Adjust the height of the leveling feet to compensate for floor
irregularities. The maximum allowed deviation is 1°.
NOTICE
Do NOT tilt the unit backwards:
1°
0°
4.3

Connecting the refrigerant piping

See the outdoor unit installation manual for all guidelines,
specifications and installation instructions.
4.3.1 To connect the refrigerant piping to the
indoor unit
1 Connect the liquid stop valve from the outdoor unit to the
refrigerant liquid connection of the indoor unit.
Installation manual
6
120kg
2 Connect the gas stop valve from the outdoor unit to the
refrigerant gas connection of the indoor unit.
4.4
4.4.1
To facilitate service and maintenance, 2 shut-off valves are provided.
≤1°
Mount the valves on the space heating water inlet and space heating
water outlet. Mind their position: the integrated drain valves will only
drain the side of the circuit on which they are located. To be able to
only drain the unit, make sure the drain valves are positioned
between the shut‑off valves and the unit.
1 Install the shut-off valves on the space heating water pipes.
2 Screw the indoor unit nuts on the shut-off valve.
3 Connect the domestic hot water in and out pipes to the indoor
unit.
1°
4.4.2
Prerequisite: Only required if you need recirculation in your system.
b a
a Refrigerant liquid connection
b Refrigerant gas connection

Connecting the water piping

To connect the water piping

NOTICE
Do NOT use excessive force when connecting the piping.
Deformation of the piping can cause malfunctioning of the
unit.
c a
a Space heating/cooling water out
b Space heating/cooling water in
c Domestic hot water out
d Domestic cold water in (cold water supply)
NOTICE
It is recommended to install shut-off valves to domestic
cold water in and domestic hot water out connections.
These shut-off valves are field supplied.
NOTICE
Install air purge valves at all local high points.
NOTICE
A pressure relief valve (field supply) with an opening
pressure of maximum 10 bar must be installed on the
domestic cold water inlet connection in accordance with
the applicable legislation.

To connect the recirculation piping

EHVH/X04~16S18CB + EHVH/X08~16S26CB
Daikin Altherma – Low temperature split
d b
4P384971-1E – 2018.02