4
3. Unscrew the screws (4).
6
4. Fold the cover (5) upwards in service position.
5. Disconnect all plugs from the main board (6).
Note:
Keep positioning of the plugs in mind, since they must be
reinstalled at the same place during installation.
50
OII Avent P190/P310/P460
4
M+P-26A-0890
5
M+P-26A-0856
6. Remove main board (6) from holders and replace it.
7. The installation is carried out in reverse order.
7.4. REPLACING THE TEMPERATURE SENSOR
Risk of injury:
Before replacing the temperature sensor, discon-
nect all poles of the room ventilation unit from the
power supply system, since injury may otherwise
result.
2
3
1
1. Remove designer cover (1).
2. Unscrew screws (2) and remove front cover (3).
2
M+P-26A-0925