4. Disconnect plug connection of the ventilators from the
main board, see page 34.
5. Extract ventilators (6) from the room ventilation unit (7).
6. When cleaning the ventilators (6), use compressed air or
a brush to clean the ventilator blades.
Note:
Do not remove or shift balancing weight at the ventilator
blades.
7. In the event of defective ventilators (6), remove cable
from the main board and replace ventilators (6).
8. The installation is carried out in reverse order.
7.2. REPLACING THE HEAT EXCHANGER
Risk of injury:
Before replacing the heat exchanger, disconnect 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).
48
OII Avent P190/P310/P460
3. Turn quick release fasteners (4) and remove EPS
2
M+P-26A-0925
1
4
4
5
4
panel (5).
4
M+P-26A-0851