Unigas R91A, Руководство по установке, использованию и обслуживанию

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C.I.B. UNIGAS
- M039231CB
34
Adjusting the electrodes position
Important Note: Check the ignition and detection electrodes after removing/adjusting the combustion head.
Replacing the ignition electrodes
To replace the ignition electrodes, proceed as follows:
1 remove the burner cover
2 loose the nuts that fasten;the electrodes group to the combustion head (A);
3 disconnect the electrodes cables (B);
4 loose the security dowes of the adjusting ring nut (C);
5 shift the electrodes group back to the outside and remove the combustion head (D),
6 loose the screw of th eignition electrodes support (E);
7 remove the electrodes and replace them paying attention to the measures showed in figure (F-G).
ATTENTION: avoid the ignition and detection electrodes to contact metallic parts (blast tube, head, etc.), otherwise the bur-
ner 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 boi-
ler’s operation would be compromised. Check the electrodes position after any intervention on the combustion head.
A
B C
D
C
AR G
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