DeDietrich MCR 24, MCR 24/28MI, MCR 30/35MI, MCR 34/39MI Manual page 13

Filling, bleeding and draining the installation
The water pressure in the boiler must be between 1.5 and 2 bar. Add
water to the installation if necessary.
- Open the valves on all radiators connected to the heating system.
- Set the room thermostat to as low a temperature as possible.
Ensure that the boiler is switched off.
08/06/06 - 300008487-001-A
Switch the boiler off.
Wait until the temperature drops below 40°C and the radiators seem
cold before filling the central heating system.
When filling the system, use the disconnecteur.
MCR 24, 24/28MI, 30/35MI, 34/39MI
Filling the heating circuit
LTALW7H000215b
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