17
Subject to change without notice | 83056800fUK – Translation of the original operating manual | ait-deutschland GmbH
6. Feed in the cables from the wall (e.g. in-wall box)
or from below.
7. Route the LIN bus cable from the top right-hand
side at the rear from the heat pump and plug into
the control at the bottom.
8.
Push the control onto the wall-mounted bracket.
9.
Put on the masking plate if applicable
(accessories).
7
Flushing, filling and venting
7.1 Remove the front panel
of the module box
►
Unscrew the front panel of the module box.
7.2
Fill, flush and vent heat source
Frost protection must be provided in the heat source.
Below are the approved antifreeze agents based on:
●
Monopropylene glycol
●
Monoethylene glycol
●
Ethanol
●
Methanol
Antifreeze agents based on salt are not permitted.
►
When selecting the antifreeze agent, it must be
ensured that it is compatible with the following
materials:
●
Brass (CW602N and CW614N)
●
Stainless steel (AISI304, AISI316 and
AISI316L)
●
Copper (Cu-DHP CW024A - EN1652)
●
Cast iron (EN-GJL-150)
●
Composite (PES 30% GF)
●
EPDM (ethylene propylene diene rubber)
● PTFE (Polytetrafluoroethylene)
● FKM (fluororubber)
If an antifreeze agent is not compatible with one
of these materials, it may not be used.
Antifreeze agents from our product range are
safe with regard to our units and the accessories
purchased from us and guarantee compatibility
with the listed materials.
►
Pressure losses must be observed when selec-
ting the antifreeze agent.
►
The antifreeze agent that is selected and used
must comply with the specifications and require
-
ments of the local authorities and water manage-
ment authorities.
WARNING
Methanol and ethanol can give off flamma
-
ble and explosive gases. Therefore, the sa-
fety provisions for the anti-freeze must be
noted and followed!
The hazard markings of all anti-freezes
used must be noted and the relevant safety
provisions must be followed.
► Make sure that the mixing ratio of water and antif
-
reeze agent meets the required minimum antifree-
ze temperature in the heat source.
“Technical data / Scope of supply“, from pa-
ge 22
►
For operation of the heat source with water or
water-antifreeze mixture, ensure that the water
used fulfils the quality specifications of the heating
water side.
“Heating water quality“, page 18
Drain pipe of the safety valve is connected.
Room is ventilated.
