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Assembling instructions and maintenance
22004022 - 06.13
6. Primary circuit filling and module start up
1 - Fill the primary circuit through specific load/drain cocks (ref. 1-2), removing
the air inside the circuit entirely for a better system performance.
2 - Fill the secondary circuit and evacuate the air inside it through manual air
valves.
3 - Check if the module is watertight
4 - Put the module under electric supply.
5 - Set the maximum flow rate of the system (project value) using the electronic
regulator as specified at paragraph “Components” Vortex Flow Sensor.
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