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User manual WMF bistro!
Messages and tips
Error
number
Error description Action instruction
142 Power supply error on the
cap. valve 1
Milk beverages are barred: The machine can be used except for milk
beverages. If installed use steam dispensing for foaming.
Call the WMF Service
143 Power supply error on the
cap. valve 2
Milk beverages are barred: The machine can be used except for milk
beverages. If installed use steam dispensing for foaming.
Call the WMF Service
134 Power supply error on
brewing valve for cold water
One can continue to use the machine. Coffee beverages may be
brewed too hot.
Call the WMF Service
149 General power supply error
Machine Off-On
Allow the machine to cool off and try again
If the error occurs again:
Call the WMF Service
161 Flow error
Water tap opened!
Machine Off-On
Perform cleaning and try again
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