Connection Of The Indoor Unit On Refrigerant Side - iDM iPump A 3-11 Technical Documentation Installation Instructions

7 . 3. Co n n ection of t h e in door u n it on re fr i-
g er an t sid e
The refrigerant pipes will be soldered to the indoor
unit. The soldered connections must be made accor-
ding to the requirements of the cooling technology
by a trained refrigeration engineer licensed by iDM
Energiesysteme GmbH.
The connections for the refrigerant pipes are optional
on the right or left side of the iPump A 3-11 indoor
unit.
To connect the refrigerant pipes, the protecting caps
must be cut.
The refrigerant pipes must be cut with a pipe cutter to
the required length. The burrs must be removed with
a deburring tool.
Soldering must be carried out under inert gas (Nitro-
gen N2)!
Do not open or cutt of the refrigerant pipes
until they are properly soldered!
The connection of the refrigerant pipes
and the refrigerant may only be handled
by trained experts authorised by iDM
Energiesysteme GmbH!
The refrigerant fl ow through the indoor
unit can lead to fl ow noises!
The refrigerant pipes are ex-factory
soldered. The pipes must not be unsol-
dered during commissioning, but must
be cut off!
(C) IDM ENERGIESYSTEME GMBH
Connection of the refrigerant pipes are on the right side on
delivery (optional on the left side)
Installation instructions iPump A 3-11
Connection of the refrigerant circuit
33