A
Fig. 66
Ignition and detection electrodes
5
Extract the electrodes from the burner.
6
Assemble the electrodes carrying out the removal
operation in reverse order.
Refer to Fig. 63 in order to recognise the elec-
trodes and to correctly connect the wiring.
Note: the metallic edge of the detection electrode is
longer than the one of the ignition electrodes.
Warning: After cleaning or replacement as
detailed above refer to section Combustion
analysis check in the chapter Maintenance of
the installation instructions manual.
31