WMF Perfect Ultra Manual Del Usuario página 28

10. Preclusion of liability
No guarantee is assumed for damage caused by
the following:
– Inappropriate and improper use
– Incorrect or careless handling
– Improperly implemented repairs
– The fitting of spare parts which do not
correspond to the original design
– Chemical or physical effects on the pot
surfaces
– Non-compliance with these operating
instructions
Name and address of the warranty provider
WMF AG
Eberhardstraße
D-73309 Geislingen/Steige
The guarantee claim must be filed either
directly with the guarantee provider or with
an authorised WMF dealer.
11. Troubleshooting
Pressure cooker problems
Excessive heating-up period or the cooking
indicator (1) does not rise.
Steam escapes from the lid.
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