Unigas E115X, Руководство по установке

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PART V: MAINTENANCE
41
Removing the combustion head
Electrodes Adjustment
Important Note: Check the ignition and detection electrodes after removing/adjusting the combustion head.
Adjust the electrodes position, according to the quotes shown othe next picture
M-
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.

Remove the lid C.

Unscrew the screws V holding in position the manifold G and pull out
the complete group as shown in figure.
Note: for the subsequent assembly carry out the above described
operations in the reverse order, checking the correct position of the OR ring.
To remove the combustion head, pull it out. Once removed, check that the air
and gas holes are not obstructed. Clean the combustion head by means of
compressed air or scrape off the scale using a metallic brush
VRT
OR
V
AR
G
C
÷ mm
60
6
~
ER
EA
EA: Ignition electrode
ER: Detection electrode
M-
5
2÷3 mm
EA: Ignition electrode
ER: Detection electrode