7.3
Opening the burner
Disconnect the electrical supply from the burner
by means of the main system switch.
DANGER
Close the fuel interception tap.
DANGER
Wait for the components in contact with heat
sources to cool down completely.
20053398
7.4
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 hood and all
the safety and protection devices of the burner.
20061317
Maintenance
Disconnect the derivation unit socket and the QRI photocell;
disconnect the electrode cable;
remove the tie-rod 1)(Fig. 42) of the head movement lever,
undoing the nut 2);
disconnect the socket 4) of the fuel servomotor;
remove the screws 5).
At this point, it is possible to open the burner on the hinge.
38
GB
Fig. 42