Dantherm RCC 130 Bedienungsanleitung Seite 48

48
3. Connect the measuring device for determining the ΔPa value via the extract air duct (as
depicted). The indicated example is based on a unit configuration in operating mode A.
Use a ball pump needle and pierce it completely through the insulation material. When
you pull out the needle again, the hole will be closed again with the insulation material.
P3
P2
Fig. 40: Pressure measurement P3–P4
4. Adjust the speed of the extract air fan according to the instructions given in the PC Tool
on your computer. The aim is to adjust the fan until the ΔPa measuring device shows the
value of the pressure drop that has been read from the display in step 2.
5. Connect the measuring device for determining the ΔPa value via the supply air duct (as
depicted). The indicated example is based on a unit configuration in operating mode A.
Use a ball pump (1) needle and pierce it completely through the insulation material.
When you pull out the needle again, the hole will be closed again with the insulation
material.
P3
P2
Fig. 41: Pressure measurement P1–P2
6. Adjust the speed of the supply air fan according to the instructions given in the PC Tool
on your computer. The aim is to adjust the fan until the ΔPa measuring device shows the
value of the pressure drop that has been read from the display in step 2. 5 to 10 % from
this value can be subtracted to create a low negative pressure inside the dwelling.
INSTALLATION AND SERVICE MANUAL FOR PROFESSIONALS
Installation: Initial start-up and calibration
P1
P4
P1
P4
1