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AIR REGULATION ON THE COMBUSTION HEAD
The combustion head has a regulation device that allows the air
passage between the disc and the combustion head to be ope
-
ned or closed. Closing the passage, you can obtain high pressure
upstream of the disc even at low flow rate. The high speed and
turbulence of the air provides for its greater penetration into the
fuel and therefore an excellent mixture and flame stability. High
air pressure upstream of the disc may be necessary to prevent
flame fluctuations, this is particularly essential when the burner
works on the combustion chamber that is pressurised and/or at a
high thermal load.
The device closing the air on the combustion head must be set to
such position as to always obtain, behind the disc, a very high air
pressure value. When the burner works at its maximum output,
regulate the air closure on the combustion head in such a way
that there is a generous opening of the air shutter regulating the
air flow. Therefore start the regulation with the device that closes
the air on the combustion head in an intermediate position, igniting
the burner for an indicative regulation as explained above. Move
the combustion head forward or backward to obtain an air flow
adequate for the output.
BURNER
X
Value indicated by index 4
TBG 45
3 ÷ 31
0 ÷ 3,2
TBG 60
6 ÷ 34
0 ÷ 3.2
• Loosen the screw (1)
•
Turn screw (2) to position the combustion head (3), referring to
index (4)
•
Adjust the distance (x) between the minimum and maximum
according to the indications in the table
CAUTION / WARNING
The above adjustments are indicative only; position the
combustion head according to the characteristics of the
combustion chamber.
TBG 45 - 60 BURNER AIR REGULATION DIAGRAM
To adjust the opening angle of the air shutter, loosen the screw -8
and turn the hand wheel -1 to bring the index to the desired posi
-
tion.Subsequently tighten the screw to lock the shutter.
Position 0: shutter fully closedPosition 6: shutter fully open
Содержание TBG 45
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