©
KÖBER SRL VADURI
BRANCH
12
8.9 Filling and emptying the heating circuit
Caution!
The heating system must be flushed before filling. See indications and warnings
from the cap. 8.1;8.3.
The following operations are executed to fill the installation:
- install a flexible hose with interior diameter of 4mm to the manual airifier - fig. 1.7
- ellectrically power the central heating station;
- open the filling tap (fig. 1.6) of the central heating station and of the thermal/ house
water installation;
- charge the station with a pressure of up to
1.5 bar
shown on the display;
- close the filling tap of the central heating station;
- check the system to be water-proof. If there is leakage, solve the problem;
- activate the pump of the station to air the installation: for activation long press J7
key and the pump will turn on, while the central heating station is OFF (Stand-by);
- repeatedly maneouver the manual airifier to eliminate the air from the main switcher,
leave the pump on until no more sounds are heard in the installation;
- air the radiators;
- check the pressure in the installation; if necessary, fill with thermal agent observing the
above mentioned steps;
- turn off the station pump by pressing J7 key
or by turning on the station by pressing
POWER;
- dismantle the flexible hose.
Caution!
Filling of the installation can be done only with the fuel tap closed.
Danger of explosion when BOILER is turned on!
EN
USER MANUAL C33GC24
Fig.
1.6
Fig. 1.7
OPEN
Filling tap
Airifier tap
Flexible hose
Caution! Obligatory operation!
Check the correct functioning of the pump with no fuel in the central heating
station.
Functioning of the central heating station with a blocked pump can lead to
complete damage of the main heating switch.
Caution! Obligatory operation!
Incorrect airing of the installation can cause damage of the main heating switch.
