DE DIETRICH AFC 18 - AFC 24 - AFC 30 - Manual (Page 30)

6. Bleed the radiators. Start with the lower floors.
7. Open the bleed connection using the bleed key provided whilst
keeping a rag pressed against the connection.
8. Wait until water comes out of the bleed valve and then close the
bleed connection.
CAUTION
The water may still be hot.
9. Switch on the boiler.
10.Check whether the pressure in the installation is still sufficient.
If the water pressure is lower than 0,8 bar, more water
should be added. If necessary, top up the water level in the
heating system (recommended hydraulic pressure
between 1,5 and 2,0 bar).
¼See chapter: "Filling the system", page 26
T000854-A
3
1
4
5
2
T000217-A
T000218-A
5. Checking and maintenance AFC 18 - AFC 24 - AFC 30
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