11
070719
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1
.1
•
0
5
.1
0
.2
0
1
2
EN
Adjustment,
continued
Procedure,
continued
Step
Action
5 Install the manometer on pressure pipe P1
and P2 and measure the supply air pres-
sure loss through the heat exchanger.
P2
P1
6 Adjust the main air flow on the supply air
side by adjusting the potentiometer for
the supply air fan until the required pres-
sure difference has been achieved. The
potentiometer can be found on the con-
trol panel.
After adjusting the potentiometers, wait
approx. 2 minutes until the unit is stable
again.
Strong wind against the building may
affect the adjustment of the unit.
7 Connect the pressure manometer to the
pressure pipes P3 and P4 and measure the
pressure loss through the heat exchanger.
P3
P4
Continued overleaf
