Wall Opening; Installation Of The Refrigerant Connection Pipes; Important Information About The Installation Of The Refrigerant Pipes - iDM iPUMP A 2-7 Installation Instructions Manual

7 . 4. Wal l op en in g
The wall opening should be performed with a dow-
grade from the inside to the outside. In order to avoid
damage, the wall opening should be cushioned on
the inside or lined with a PVC pipe.
After completing the installation the wall opening
must be sealed on site using a suitable sealing mass
taking pertinent fi re regulations into account!
7 . 5. In sta ll ati on of t h e re f rig e ran t c o nne c-
tio n p ipes
If the refrigerant connection piping is laid in the
ground, it have to be done in a protective tube. This
may be of a diameter of 150 mm for example, a PVC
tube. The refrigerant pipes in the house must not be
laid under plaster.
Refrigerant connection pipes
Information about the oil elevation arc you can fi nd on page 23 of this instalation instruction.
Ensure that neither refrigerant-bearing or water-bearing pipes run through the bedroom or living
area.
The refrigerant pipes can be layed together with the electrical lines in one pipe with a minimum
diameter from 150 mm.
Only tools recommended for use in refrigeration may be used. (For example: bending wrench, pipe
cutter, deburrer and fl anging tool). Refrigerant pipes may not be sawn. It must be ensured during
all work that dirt, shavings, water, etc. do not enter the refrigerant pipes.
(C) IDM ENERGIESYSTEME GMBH
7. 6 . I m po r t ant i nfo r m at i o n ab o u t t he ins t al -
The refrigerant pipe connections and the refrigerant
itself may only be handled by trained experts autho-
rised by iDM Energiesysteme GmbH.
The refrigerant fl ow through the indoor unit can lead to
fl ow noises. The refrigerant pipes must be uncoupled
from the building and must not be laid under plaster.
Ensure that neither refrigerant-bearing or waterbea-
ring pipes run through the bedroom or living area.
The shut-off valves may only be opened before com-
missioning!
Electrical connection lines
Installation instructions iPump A 2-7, 3-11
Connection of the refrigerant circuit
l at i o n o f t he r efr i ge r an t pi pe s
43