12
4. Use strap C to pull the EPP foam cover D for the filters and heat exchanger out of the EPP housing. To do this,
grip the strap at one end and pull while using your other hand to support the unit.
Fig. 5: Pulling out the EPP foam cover for the filters and heat exchanger
5. Holding them by the strap, pull the filters E out of the filter compartments.
Fig. 6: Pulling out the filters
6. On the filter frame of each filter, there is an arrow to indicate the prescribed direction of flow. Insert the new
filters according to their designated direction of flow F.
D
C
E