If you cannot close the lid
If the X’press Cooker has heated 
without any liquid inside:
The steam escapes via the pressure 
regulator valve with a sharp hissing 
noise:
If the pressure has not risen and 
nothing escapes from the valve 
during cooking:
If the pressure indicator has risen 
and nothing escapes from the valve 
during cooking:
If steam escapes from under the lid, 
check:
If one of the safety systems (safety 
valve or gasket) is activated:
If you cannot open the lid
If the food is not cooked or if it is 
burnt, check:
If food has burnt in the X’press 
Cooker:
If one of the safety systems comes 
into operation:
■ Check that the jaws are completely open before putting
the lid on the pan.
■ Have your X’press Cooker checked by an Approved
TEFAL After-Sales Centre.
■ Turn off the heat.
■ Leave the Cooker to cool.
■ After opening the Cooker, check that the steam outlet is
not blocked up by food.
■ This is normal for the first few minutes.
■ If the phenomenon persists check that:
The heat is turned up enough, if not turn it up. 
There is enough liquid in the pan. 
The pressure regulator valve is on 1 or 2 
The X’press Cooker is properly closed. 
The gasket or the side of the pan are not damaged.
■ Put your X’press Cooker under the cold water tap to
decompress.
■ Clean the pressure regulator valve and the steam outlet.
■ That the lid is properly closed.
■ The position of the lid gasket.
■ The good condition of the gasket and change it if
necessary.
■ The cleanliness of the lid, safety valve and pressure
regulator valve.
■ The good condition of the edge of the pan.
■ Turn off the heat
■ Allow the X’press Cooker to cool down.
■ Check the pressure regulator valve and the steam outlet.
■■ Check that the pressure indicator is in low position.
■■ If not, decompress and cool the X’press Cooker under a
jet of cold water if necessary.
■ The cooking time
■ Whether the source of heat is turned up enough.
■ The proper positioning of the pressure regulator valve.
■ The quantity of liquid.
■ Allow the pan to soak for a while before washing.
■ Never use bleach or chlorinated products.
■ Turn the heat off.
■ Allow the X’press Cooker to cool.
■ Open.
■ Check and clean the pressure regulator valve, steam outlet,
safety valve and gasket.
TEFAL 
answers your questions