DOL 434 LPV
30
Technical Manual
Set the
Air outlet fan speed
to 0 %.
Check that the fan stops completely.
If the fans are connected as 3-wire, they should not stop com-
pletely, but instead run at minimum speed.
Repeat the test for each of the stepless fans.
Test an external stepless fan speed controller in the same way as an internal controller.
5.2.1.4 MultiStep
This test is to show that flaps and fans in the chimneys work in relation to each other.
The installed MultiStep units should be tested in the same way for each step, by checking the exhaust units indi-
vidually.
Select the menu
Technical | Manual/auto.
Then select
Climate | Outlets| MultiStep | MultiStep 1
and activate
Manual mode
.
Activate
MultiStep 1
.
Check that the swivel shutter in the chimney opens completely.
When the shutter is approx 15 % open, the MultiStep 1 fan
must start at full speed.
Check that the fan sucks air out of the house (e.g. by means of
a smoke test).
Deactivate
MultiStep 1
.
Check that the swivel shutter in the chimney closes again.
When the shutter is less than approx. 15% open, the fan must
stop.
Repeat the above steps for every MultiStep unit.
5.2.1.5 Testing relay functions
The test is to show whether the systems can start and stop. The systems are tested in the same way; each sys-
tem must be checked individually.
Select the menu
Technical | Manual/auto.
Then select
Climate
and, for example,
Side cooling
and activate
Manual mode
.
Activate the relay for side cooling.
Check that the system (cooling) is on.
Deactivate the relay for side cooling.
Check that the system (cooling) is off.
