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5. Checking and maintenance
T000185-A
2
1
5.4
Bleeding the heating system
21
4. Wait until the temperature drops below 40°C and the radiators
5. Open the disconnector valves.
1
T000136-A
6. Close the disconnector valves when the manometer indicates a
2 bar
7. After filling the installation, switch the boiler on.
8. Set the room thermostat or the regulator.
9. Set the radiator valves.
2
T000137-A
It is essential that you bleed any air in the calorifier, the conduits or
the taps to prevent the annoying noises likely to be produced during
heating or when tapping water. To do this, proceed as follows:
1. Open the valves on all radiators connected to the heating system.
T000181-B
MCR 24 MCR 24/28 MI MCR 30/35 MI MCR 34/39 MI
seem cold before filling the central heating system.
pressure of 2 bar.
CAUTION
Filling and bleeding the installation 2 times a year should
be sufficient to obtain an adequate hydraulic pressure. If
it is often necessary to top up the installation with water,
contact your fitter.
160513 - 300015874-001-01
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