Hotpoint Ariston TQ 640 (BK) K X/HA Manual De Instrucciones página 23

Maintenance and care
Switching the appliance off
Disconnect your appliance from the electricity supply before carrying out
any work on it.
Cleaning the appliance
! Do not use abrasive or corrosive detergents such as stain removers, anti-rust
products, powder detergents or sponges with abrasive surfaces: these may
scratch the surface beyond repair.
! Never use steam cleaners or pressure cleaners on the appliance.
• It is usually enough to wash the hob with a damp sponge and dry it with
absorbent kitchen roll.
• The removable parts of the burners should be washed frequently with
warm water and soap and any burnt-on substances removed.
• For hobs which ligth automatically, the terminal part of the electronic instant
lighting devices should be cleaned frequently and the gas outlet holes
should be checked for blockages.
• Stainless steel can be marked by hard water that has been left on the
surface for a long time, or by aggressive detergents containing phosphorus.
After cleaning, rinse and dry any remaining drops of water.
! Do not use stainless steel flame spreaders, bread toasters or meat
grills over gas flames.
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.
NOTICE
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