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Section 11 - Flame Adjustment
Flame is CORRECT
Bright-yellow in color.
•
Flame extends 3/4 into the chamber
•
Flame is not impinging on the chamber walls
•
No black smoke coming from the chimney
•
Ash inside the chamber is white to off white in
color
Flame is CORRECT
REAR OF CHAMBER
Flame is under-fired
• The flame is very short and/or flickers.
• Light yellow, to white in color.
REAR OF CHAMBER
Flame is under-fired
Problem:
Too small a flame, flame “pulses”, or “sparklers” are visible.
•
Too much atomizing air pressure:
decrease atomizing-air pressure (adjust in 1psi incre-
ments)
•
Too much combustion air pressure:
close the burner air baffle slightly until flame is
CORRECT
•
Not enough fuel pressure when using a bypass regulator:
increase fuel pressure at
bypass regulator (not applicable for metering pump)
•
Oil too cold:
check to see if preheater block is hot
If you need assistance with flame adjustment, please call Lanair’s
Parts and Service Department.
