infrasave SchwankAir 3500 Series, Installation, Operation And Maintenance Instructions

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8. Install the shut-off cap.
9. Fasten the hexagonal nut.
10. Fit the adjustment button: Press this on firmly
and set to position ‘ 0 ’.
11. Turn the unit ‘on’ using the controller.
For models with an extra controller
1. Adjust the minimal voltage of the extra controller:
 Open the extra controller as described above.
 Attach a multimeter to ‘Vout’.
 Set the switch to the minimum voltage:

Turn the switch all the way to the left;

Turn it to the right until the switch clicks;

Carefully turn it to the left until you feel
resistance, but the switch does not quite click.
 Set the minimum voltage to 1.05V.
 Connect the extra controller as described above.
2. Turn the unit on using the controller that is used
for operating the unit.
3. Check the operation of the extra controller:

Open the door. On the first occasion,
the unit has a start-up time of approx. 3
seconds.
 Close the door.
 Check that the fans continue rotating very slowly.
 Open the door. The unit should now start
up immediately.
For models with b-touch control panel
Place the control panel back into the wall holder.
When connecting the control panel, the control
panel searches for connected units and then
briefly displays the number of connected units.
Caution:
If the number of units displayed does not
match the number connected, check the
wiring and power supply of the units and
reconfigure the system via
menu >
Maintenance > Reset system.
Optional:
Lock the control panel with the screw on
the underside.
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