afriso ProCalida IN 1 1/2 Notice Technique page 29

6 Commissioning
 Verify that all components are completely installed.
6.1 Flushing, filling and venting the system
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1
4
6.2 Performing the pressure test and the function test
1. Perform a pressure test with 6 bar.
- The system pressure must remain constant for at least two hours (max-
imum pressure drop 0.2 bar)
2. Perform a leak test after the two hours have passed.
3. Fill the system with water until the operating pressure is reached.
4. During filling, verify that all connections are tight.
Commissioning
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3
1. Connect a hose to the boiler filling
and drain valve KFE.
2. Open the boiler filling and drain
valve KFE for filling and flushing.
3. Open the return valve of the first
heating circuit (2).
4. Slightly open the flow valve of the
first heating circuit (3).
5. Close all other valves (1).
6. Fill the heating circuit with a max-
imum of 5 bar and flush it.
7. Fully open the flow valve as soon
as water flows into the heating cir-
cuit.
8. Close the flow valve and the
return valve of the filled heating
circuit.
9. Repeat this procedure for all other
heating circuits.
10.Vent the system at the boiler filling
and drain valve KFE (4).
ProCalida® IN1½
EN
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