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6.3
Opening the burner
Disconnect the electrical supply from the burner
by means of the system main switch.
DANGER
Close the fuel shut-off valve.
DANGER
Wait for the components in contact with heat
sources to cool down completely.
5
4
3
2
1
6
6.4
Closing the burner
Refit following the steps described but in reverse order; refit all
burner components as they were originally assembled.
After carrying out maintenance, cleaning or
checking operations, reassemble the cover and
all the safety and protection devices of the burner.
20169350
Maintenance
6.3.1
Access to head internal part
In order to reach inside the combustion head proceed as follows:
disconnect the oil tubes 1)-2)(Fig. 37) and the air tube 3);
remove the lance 4) and the proximity sensor 5);
extract the flame sensor 6);
remove the fixing screws and the cover 7);
disconnect the electrode cable 8) and the tube 9);
loosen the block screw 10);
remove the internal part of the head 11).
10
11
34
GB
7
20169917
8
9
Fig. 37
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