Indoor Air Quality; Status Bar And Alarms; Description Of User Functions - SystemAir SAVE VTC 200-1 Service & Accessories Installation Manual

The airflow may be adjusted in these steps: Off/Low/Normal/High. These settings control output signals to the sup-
ply and extract fans.
Important
It is not recommended to set fan to Off in standard households. If manual fan stop is activated, the unit
should be provided with dampers in exhaust and fresh air ducts to avoid cold draught and risk of
condensation when the unit has been stopped.
The fan can be set to Off by activating Manual Fan Stop function in Service menu.
3.3.4

Indoor Air Quality

The unit automatically controls indoor humidity and/or CO
increased if air quality is decreasing.
Demand Control function is responsible for IAQ (Indoor Air Quality) regulation. Relative humidity (RH) and/or CO
sors are responsible for IAQ monitoring.
Indoor air quality (IAQ) indicator is available if AUTO mode and Demand Control function is activated.
Indoor air quality levels:
• Perfect: measured indoor air quality value is below setpoint.
• Good: measured indoor air quality value is between low and high limits.
• Improving: measured indoor air quality value is above high setpoint.
Different airflow settings can be set for IMPROVING and GOOD IAQ levels in Service menu.
Setpoint for relative humidity and CO
3.3.5

Status bar and alarms

Status line located at the bottom area of home screen displays information about:
List of active alarms. See
chapter 3.5.2.3 for more
information.
Touching any of these lines will move you to the next page with more detailed list and information about each alarm or
active user function.
3.4

Description of User functions

Icon Text
Heating
Heat recovery
Cooling
| v1
Use up and down arrows or a slider to change the airflow value.
level can be set in Service menu.
2
Connected heater or pre-heater is active and air heating is in process.
Heat recovery from apartment is active.
Connected cooler is active and air cooling is in process.
levels by adjusting airflow setting. Airflow is
2
List of active user functions.
See chapter 3.4 for more
information.
Description
7
Configuration |
sen-
2