Dantherm HCV 400 P1 Service Manual page 9

Overall description, continued
Air flow direction
This illustration shows the two air flow paths through the unit . The airflow direction can be
in mode A / B
changed by changing operation mode as described on page 16 .
Pos . Mode A
A
B
C
D
Mode B
Extract air Outdoor air
Supply air Exhaust air
Exhaust air Supply air
Outdoor air Extract air
Illustration
B
A
Fig . 4
C
D
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