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20039847GB
8.5. Air Cone Position
If the air cone has to be replaced or removed, it has to be installed in the right position with
respect to the burners housing. The right position is shown in the drawing below. After
replacement check by turning the fan wheel by hand, that it does not touch the cone. The fan
wheel can be turned after loosening the sight glass.
1 Burner housing
2 Air cone
3 Tip of air cone
4 Sight glass
8.6. Flame
Inspection
The ignition process may be observed through the sight glass by turning aside the cover. It must
be replaced in the normal operating position after inspection.
Inspection position
Operating position