SystemAir VR 250 ECH/B, Installation Manual

Page: 12 / 56

_________________________________________________________________________________________________________
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