Ariston PKL 751 A Operating Instructions Manual page 14

The burner does not remain lit when set to minimum.
GB
Check to make sure that:
• The gas holes are not blocked.
• There are no draughts near the appliance.
• The minimum setting has been adjusted properly.
The cookware is unstable.
Check to make sure that:
• The bottom of the cookware is perfectly flat.
• The cookware is positioned correctly at the centre of the burner.
• The pan support grids have been positioned correctly.
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