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VR 250 ECH/B Installation description
206609 (17-09-2010)
12 Systemair AB
GB
Commissioning
When the installation is finished, check that:
The unit is installed in accordance with instructions
Sound attenuators are installed or that the duct system is correctly connected to the unit
There is no noise from the unit or from diffusers and louvers
Outdoor air intake and discharge is installed so that short circuit of the air streams is avoided
Outdoor air intake is positioned with sufficient distance to pollution source (kitchen ventilator
exhaust, central vacuum system exhaust or similar)
Control panel and lamp signals function (see user and maintenance instructions, "Operation")
Cooker hood (if installed) is operating (see User and maintenance instructions, "Kitchen Extract")
The cooker hood must be equipped with a damper leaving no opening in closed position (without
opening for basic ventilation).
Position Description
1, 2, 3 Airflow indication
4, 5 Airflow increase, decrease
6, 7, 8 Supply air temperature indication
9, 10 Supply air temperature increase, decrease
11 Filter change indication
12 Summer operation indication
13 Filter time reset
14 Heater battery running indication
Fig 12
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