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4. Remove the screws (G).
5. Remove the burner head.
6. Clean and re-adjust the electrodes (C).
The electrodes must be free of dirt,
grease, fuel etc.
If the points of the electrodes are burned
too much and adjustment is impossible:
replace the electrodes.
7. Loosen the screw (F).
8. Re-adjust the electrodes.
Install the burner head in the reverse order.
Replace the electrodes:
1. Do the points 1 to 7 of "Check the
electrodes".
2. Replace the electrodes.
3. Adjust the electrodes.
Install the burner head in the reverse order.
5.5
Nozzle (fig. 7)
Warning
Do not touch the filter of the nozzle.
This will damage the nozzle.
Check the nozzle:
1. Remove the cover of the heater.
2. Remove the oil pipe (B).
3. Loosen the electrode cables (A).
4. Remove the screws (G).
5. Remove the burner head (H).
6. Check the nozzle (D).
If the nozzle is black, because of soot or
coke: replace the nozzle.
Install the burner head in the reverse order.
Replace the nozzle:
1. Do the points 1 to 6 of "Check the
nozzle".
2. Remove the electrodes (C).
3. Remove the swivel disc (E).
4. Remove the nozzle (D).
5. Replace the nozzle: use the correct type!
6. Install the swivel disc.
7. Readjust the electrodes, see fig. 6.
Install the burner head in the reverse order.
12
5.6
Check the photocell:
1. Remove the cover of the heater.
2. Remove the photocell out of the holder
pipe (A).
3. Clean the photocell if the glass is
black (B).
If the glass is cracked: the photocell must
be replaced by the dealer.
Install the photocell in the reverse order.
40.020.945 - rev. 04 - 2011
Photocell (fig. 5)
ITA/ITAS-US