Commissioning
Multi
MAXX
HD
28
PR-2007-0350-GB • Subject to modifications • R2-04/2016
10.1.2 Checks before commissioning:
•
Check that the Multi
MAXX
HD is correctly mounted.
•
Open the valve on the piping.
•
If the medium lines/heat exchanger are empty, competent personnel should refill
and air vent them. Make sure the air venting is completed to avoid air bubbles in the
heat exchanger.
•
Check that the piping and connections and sealed.
10.1.3 After commissioning
•
Close the terminal box.
10.2
Air venting
To ensure that the exchanger is filled with heating/cooling medium, it has to be air
vented.
•
Open all shut off and control valves.
•
Use an air venting key to open an air vent screw by others.
•
Close the vent screw(s) again, if only heating/cooling medium is still pouring out.
NOTE!
Protect electrical devices and furniture from escaping water spray.