22
Bentone
6.5
Setting the air pressure switch
Setting the air pressure switch
The air pressure switch must block the burner if the amount of air for
combustion becomes too low. The air pressure switch must be set so that in
the event of a lack of air supply at the burner’s max. or min. capacity reacts
before the monitored pressure drops so much that poor combustion occurs.
1.
Remove protective cover.
2.
Start the burner.
3.
Carefully turn the scale on the air pressure switch clockwise until the
air pressure switch stops the burner.
4.
Measure and note the lowest air pressure in the entire work area.
5.
Set the air pressure switch to about 10-15% lower than the lowest
noted pressure.
6.
Test run the burner and check the function in the entire work area.
7.
Refi t protective cover.
!
Be careful when adjusting the air pressure switch; it contains
a live component.