7
20013654
GB
ELECTRODES SETTING
(See fig. 6)
BURNER START-UP CYCLE
ADJUSTMENTS, TO AVOID FLAME - DETACHMENT, AT BURNER - IGNITION
This inconvenience can occur, when the temperature of the gas-oil decreases below + 5 °C.
1)
CORRECT POSITIONING OF THE ELECTRODES
See figure 6.
2)
PUMP - SETTING
The pump is factory set, at a pressure of 12 bar.
When the temperature of the light oil decreases below + 5 °C, increase the pressure to 14 bar.
3) COMBUSTION-HEAD
SETTING
Regulate the combustion-head one set-point further ahead than indicated in the instructions.
Example:
the instructions require to set the combustion-head on set-point 3.
Instead, the setting is made on set-point 4.
4)
FAN - AIR DAMPER ADJUSTMENT
Adjust the air damper of the fan, such as to obtain a smoke-number not inferior to 1.
(i.e. a combustion with the lowest possible excess-air).
Attention:
Before assembling or remo-
ving the nozzle, loosen the
screw
(A)
and move the elec-
trodes ahead.
4
±
0.3 mm
D5288
A
4.5
±
0.5 mm
MOVE THE ELECTRODE
HOLDER BACKWARDS TO
THE END
Fig. 6
Normal
Lock-out, due to failure to light
Thermostat
Motor
Ignition transformer
Valve
Flame
Lock-out lamp
~
12s
D5229
~
12s
~
5s
Содержание G10 LC
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Страница 16: ...20013654 6 CN CO2 CO2 1 3 3 4 2 1 2 5 9kg h D7178 1 2 D5231 1 2 3 6 D5671 3 4 5 4...
Страница 17: ...7 20013654 CN 6 5 C 1 6 2 12 bar 5 C 14 bar 3 3 4 4 1 A 4 0 3 mm D5288 A 4 5 0 5 mm 6 12s D5229 12s 5s...
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