DOL 634 CE
Technical User Guide
45
12.2.1.4 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.
12.2.2 Testing production functions
12.2.2.1 Testing relay for 24-hour clock
Select the menu
Technical | Manual/auto.
Then select
Production | 24-hour clock
and activate
Manual mode
.
Activate the testing and check that the 24-hour clock is on.
Deactivate the testing and check that the 24-hour clock is off.
12.2.3 Testing management functions
12.2.3.1 Testing of current sensor
This section is only relevant to livestock houses where supply current sensors are installed.
The testing must show that the current sensor is connected to the requested fan.
Select the menu
Technical | Manual/auto.
The current voltage can be seen in the menu
Management | Current sensors
.
Select the individual fans in the menu
Manual/Auto | Climate | Outlet
one by one.
Activate the fan. Check that the current sensor shows power consumption.
Then deactivate the fan. Check that the current sensor does not show power consumption.
