PART IV: MAINTENANCE
55
Electrodes Adjustment
Important Note: Check the ignition and detection electrodes after removing/adjusting the combustion head.Adjust the electrodes posi-
tion, according to the quotes shown othe next picture
Minimum detection signal: 3.5Vdc
Fig. 7 - Detection with detector QRI...
ATTENTION: avoid the ignition and detection electrodes to contact metallic parts (blast tube, head, etc.), other-
wise the boiler’s operation would be compromised. Check the electrodes position after any intervention on the
combustion head.
D
B
A
C
8
>10
3
37
A:
mm
B: 8
mm
C:
mm
D: 5
mm
A