12
Subject to change without notice | 83056800fUK – Translation of the original operating manual | ait-deutschland GmbH
NOTE
The hose connectors are not part of the
scope of delivery with all KFE ball valves.
4.
Close shut-off valves to the heat source.
5.
Drain the unit via the filling and drain tap of the
heat source.
►
Unit
without
cooling:
►
Unit
with
cooling:
6. Disconnect the electrical connections:
►
Unit
up to 12 kW
capacity:
●
Disconnect 2 white connectors
(①)
at the elec-
trical control cabinet. To do this, release the
lugs by pressing on the sides of the connec-
tors
● Pull out the black rectangular connector
(②)
at
the top of the module box
►
Unit with
14 kW
capacity
and higher
:
●
Disconnect connector
(①)
at the front of the
electrical control cabinet
●
Disconnect connector
(②)
at the bottom of
the electrical control cabinet. To do this,
remove the control cabinet cover and undo the
connector from the inside
● Pull out the black rectangular connector
(③)
at
the top of the module box
NOTE
The following diagrams show the connections
of units with up to 12
kW capacity. In units with
14 kW capacity and higher all connections
are installed with clips and without valves.
7. Remove the insulation on the hydraulic connec-
tions.
