19
20168415
GB
Installation
5.6
Access to head internal part
In order to reach inside the combustion head (Fig. 12) proceed as
follows:
remove the screw 1) and the internal part 2).
5.7
Positioning the probe - electrode
If the probe or electrode is not correctly positioned, you must:
remove the screw 1)(Fig. 12)
take out the inner part 2)(Fig. 12) of the head and then
calibrate them.
Fig. 12
D3835
ATTENTION
The burner-boiler seal must be hermetic; after
burner start-up check there is no leakage of flue
gases into the external environment.
ATTENTION
Before securing the burner to the boiler, check
(through the opening of the blast tube) that the
probe and electrode are correctly positioned, as in
Fig. 13.
ATTENTION
Do not rotate the probe but leave it as in Fig. 13; if
it is too close to the ignition electrode, it could
damage the control box amplifier.
ATTENTION
Respect the dimensions shown in Fig. 13.
Fig. 13
Probe
Electrode
D10833
