B
16
Manual model IndAC
2
In each unit, connect the control cable to
the terminal block
7
according to the
wiring diagram.
2.9
Finishing
For units with electric heating:
1
Place cover
4
back on the cable com-
partment.
2
Place the inlet grilles
3
back.
3
Place the cover
2
back.
For all units:
4
Place the covers back on the terminal
boxes
2
in order to protect the connec-
tions from dirt and cleaning.
5
Place the inspection panels
1
back.
2.10
Switching on and
checking operation
For all units:
1
Check the following connections:
-
power supply;
-
cabling between control unit and
units, and between the different
units;
-
external control components (if any).
2
Switch the mains supply on.
3
Switch the air curtain on using the control
unit, and check if the air curtain blows
out air.
c
Caution:
If the fans run out of true, the unit may
not be standing or hanging completely
level. Correct this where necessary.
4
Check the direction of rotation of the
fans.
wrong
: the blades
go forward
correct
: the blades
go backward
If necessary, correct the direction of rota-
tion by interchanging the connections of
two phases from the mains supply.
c
Caution:
The fans are
not
resistant to prolonged
rotation in the wrong direction.
For water-heated units:
5
Check if the heat exchanger is con-
nected correctly.
6
Make sure the CH system is turned on.
7
Feel whether the discharged air gets
warm.
