m
InImum gas pressure swItch
•
Remove the cover (1).
•
Increase the regulation pressure by slowly turning the special knob (2)
clockwise until the burner shuts down. (set value)
•
Turn the knob of the 20% set value anti-clockwise and repeat burner
start-up to check for proper operation.
•
If the burner shuts down again turn 1 mbar anti-clockwise.
m
axImum gas pressure swItch
•
Remove the cover (1).
•
Decrease the regulation pressure by slowly turning the adjusting knob
(2) anti-clockwise until the burner shuts down.
•
Turn the knob of the 20% set value clockwise and repeat burner start-
up to check for proper operation.
•
If the burner shuts down again turn 1 mbar clockwise.
e
lectrIc cIrcuIt FunctIon
The pressure switch must be adjusted so that it is triggered to close the
NO (normally open) contact when the air pressure in the burner reaches
the set value.
•
with increasing pressure: 1 NC opens, 2 NO closes
•
with decreasing pressure: 1 NC closes, 2 NO opens
0006160660_202402
2
1
Cover
2
Adjusting knob
COM
3
p
ENGLISH
1
2
NO
1
NC
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