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5. Checking and maintenance
T000183-A
23
7. Open the bleed connection using the bleed key provided whilst
keeping a rag pressed against the connection.
T000217-A
8. Wait until water comes out of the bleed valve and then close the
bleed connection.
T000218-A
9. After venting, check whether the pressure in the installation is still
sufficient. Add water to the installation if necessary.
10.Switch on the boiler. A vent cycle of a duration of around 3 minutes
1,5 ... 2 bar
is carried out automatically.
T000228-A
11.Set the room thermostat or the regulator.
MCR 24 MCR 24/28 MI MCR 30/35 MI MCR 34/39 MI
CAUTION
The water may still be hot.
160513 - 300015874-001-01
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