C.I.B. UNIGAS - M039175CD
35
Electrodes Adjustment
Important Note: Check the ignition and detection electrodes after removing/adjusting the combustion head.
The gap between ignition electrode E and grounded electrode M must be 4mm.
Fig. 31
Replacing the electrodes
To replace the electrodes, proceed as follows:
1
remove the burner cover
C;
2
disconnect the electrodes cables;
3
emove the combustion head referring to paragraph “Removing the combustion head”;
4
unscrew
VE
screws that fasten the electrodes (see picture)
5
remove the electrodes and replace them referring to the quotes in the previous paragraph;
6
reconnect the electrodes calbes;
7
replace the combustion head;
8
replace the burner cover.
ATTENTION:
avoid
the ignition and detection electrodes to contact metallic parts (blast tube, head, etc.), otherwise the boi-
ler’s operation would be compromised. Check the electrodes position after any intervention on the combustion head.
ATTENTION:
avoid
the ignition and detection electrodes to contact metallic parts (blast tube, head, etc.), otherwise
the boiler’s operation would be compromised. Check the electrodes position after any intervention on the combustion
head.
M
E
detection electrode
ER
C
