Troubleshooting,13 - Ariston PK 640 R GH AUS.1 Operating Instructions Manual

! To avoid damaging the electric ignition device, do not use it when the
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burners are not in their housing.
! It is not necessary to remove the pan supports in order to clean the hob
surface. Thanks to the support system, simply lift and hold the pan supports
or rotate them until they rest against a rear support.
Do not place the hot grids on top of the glass cover (if applicable),
otherwise the rubber plugs on the glass may be damaged.
Gas tap maintenance
Over time, the taps may become jammed or difficult to turn. If this happens,
the tap must be replaced.
! This procedure must be performed by a qualified technician authorised
by the manufacturer.
Troubleshooting
It may happen that the appliance does not function properly or at all. Before
calling the service centre for assistance, check if anything can be done. First,
check to see that there are no interruptions in the gas and electrical supplies,
and, in particular, that the gas valves for the mains are open.
The burner does not light or the flame is not even around the burner.
Check whether:
• The gas holes on the burner are clogged.
• All the movable parts that make up the burner are mounted correctly.
• There are draughts near the appliance.
The flame dies in models with a safety device.
Check to make sure that:
• You pressed the knob all the way in.
• You keep the knob pressed in long enough to activate the safety device.
• The gas holes are not blocked in the area corresponding to the safety
device.
The burner does not remain lit when set to minimum.
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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