15
20123476
GB
Start-up, calibration and operation of the burner
6.5
Air damper adjustment
The air damper is set in according to the values indicated in Tab.
F.
Each installation however, has its own unpredictable working
conditions: actual nozzle output; positive or negative pressure in
the combustion-chamber, the need of excess air, etc.
All these conditions may require a different air-damper setting.
6.6
Positioning the electrodes
6.7
Fuel heating
The burner uses a heater powered by the presence of electricity
to the boiler, in order to reach the best performances.
WARNING
The measurements shown in Fig. 12 must be re-
spected.
± 0 . 5
5
± 0 . 5
6 3
Fig. 12
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