Note. Replacement made in the cabin filter must be carried out in accordance with the above Schedule of ongoing maintenance
![](https://www.mercedesman.ru/img/s-class/0361.jpg)
Replacing the dust filter of the heater / ventilation (the upper arrow indicates the cuff connection, the lower arrow indicates the direction of release of the thermal valve)
2 - Cover
3 - Bolts
7 - Thermal valve
10 - Gutters
43, 44 - Air flaps
B10 / 5 - Air temperature sensor
1. Disconnect collar connections.
2. Disconnect the vacuum tubes from the air dampers (43) And (44).
3. Remove the bolts (3).
4. Lift the lid (2).
5. Disconnect the thermal valve (7), by turning it to the left.
6. Remove the air temperature sensor (B10/5).
7. Remove cover (2).
8. Remove the cabin filter element and install a new one in its place - the filter element cannot be cleaned.