2
Check that the valve is closed between the
pump and the unit controlling the system flow
rate to avoid pressure surge.
3
If there is a vent valve installed at the exit,
make sure it is fully open.
4
Increase the flow rate slowly.
5
Open the air vent and start the pump.
6
Open the valve slowly.
NOTE
Avoid rapid temperature changes in the
heat exchanger. With media
temperatures over 100°C, slowly
increase the temperature, preferably at
least for one hour.
7
When all the air is expelled, close the air
vent.
8
Repeat step 1 on page 27 to step 7 on page
28 for the second media.
200000547-4-EN-GB28
5 OperationEN