WMF PERFECT Bedienungsanleitung Seite 42

13| TROUBLESHOOTING
IN THE EVENT OF A MALFUNCTION, ALWAYS REMOVE THE PRESSURE COOKER FROM THE HOB.
NEVER OPEN THE PRESSURE COOKER WITH FORCE!
Problem
Cooking time is too
long or the pressure
indicator including the
pin does not rise
Steam is escaping from
the lid
Steam is constantly
escaping from the
safety valve / automatic
cooking system (does
not apply to the pre-
cook phase)
Potential cause
Diameter of the hob
is not suitable
Cooking level
is not suitable
a) The lid is not sit-
ting on the pot
properly.
b) The cooking indica-
tor seal is missing.
c) The lid is not
assembled
correctly.
The ball in the safety
valve / automatic
cooking system is not
in the right place
Not enough liquid
Seal ring and/or pot
rim is not clean
Slider is not in
CLOSED position
Seal ring damaged or
hard (due to wear)
Cooking indica-
tor seal does not
fit properly or is
damaged
Safety valve ball
is not positioned
properly in the valve
Solution
Select a hob that fits the diameter of the pot
Set to the highest cooking level
1. Completely release the pressure from the pot as described
in Section 9 and then open it.
2. Check seal ring / cooking indicator seal
21
(see image J) to ensure they are correctly in place.
3. Check lid for correct fit/assembly.
6
4. Close the pot as described in Section 6.3.
1. Completely release the pressure from the pot as described
in Section 9 and then open it.
2. Remove the lid handle
3. Check the position of the metal ball in the safety valve
and clean if necessary.
4. Close the pot as described in Section 6.3.
1. Completely release the pressure from the pot as described
in Section 9 and then open it.
2. Refill liquid (at least 1/4 l).
3. Close the pot as described in Section 6.3.
1. Completely release the pressure from the pot as described
in Section 9 and then open it.
2. Clean the seal ring
21
3. Close the pot again as described in Section 6.3.
Move the slider to CLOSED
Replace the seal ring
21
Correct the position of the cooking indicator seal
replace it with an original WMF spare part.
1. Completely release the pressure from the pot as described
in Section 9 and then open it.
2. Remove the lid handle
3. Check the safety valve
in the lid.
4. Close the pot again as described in Section 6.3.
40
18
as described in Section 6.1.
11
and pot rim.
with a WMF original seal ring
as described in Section 6.1.
11
or the position of the metal ball
7
7
or
18