ECOFOREST ecoGEO HP Serie Manuel D'installation page 39

1. Prepare the appropriate proportions of antifreeze mixture in external tank A.
2. Connect the external recirculation pump outlet to valve D.
3. Connect a transparent hose from valve E to antifreeze mixture tank A.
4. Close valve C and open filling valves D and E.
5. Start the external recirculation pump and keep it running until the return is completely free of air and the antifreeze
mixture is mixed perfectly.
6. Open valve C and keep the external pump connected to remove the air between valves D and E.
7. Close valve E and pressurise the circuit to target pressure. Make sure that the pressure does not exceed 3 bar (pressure
gauge) under any circumstance.
8. Close valve D.
After completing the brine circuit filling process, it is recommended to check the concentration of antifreeze mixture again using a
refractometer.
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E D
3
C
4
DO1
AO1
Figure 1.12. Filling the brine circuit.
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Installer manual ecoGEO HP
B
A