weber 77576 - Manual (Page 23)

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(2)
(3)
(4)
(1)
Maintenance
(5)
MAIN BURNER FLAME PATTERN
The Weber ® gas barbecue burners have been factory set for the correct air
and gas mixture. The correct fl ame pattern is shown.
1) Burner
tube
2) Tips occasionally fl icker yellow
3) Light blue
4) Dark blue
If the fl ames do not appear to be uniform throughout the burner tube, follow
the burner cleaning procedures.
MAIN BURNER CLEANING PROCEDURE
Turn off the gas supply. Remove burners fi rst (See section - Replacing
Main Burners).
Look inside each burner with a fl ashlight.
Clean the inside of the burners with a wire (a straightened-out coat hanger
will work). Check and clean the air shutter opening at the ends of the
burners. Check and clean the valve orifi ces at the base of the burner orifi ce
(5). Use a Steel bristle brush to clean outside of burners. This is to make
sure all the burner ports are fully open.
ƽCAUTION: Do not enlarge the burner ports when cleaning.