WMF Series 8400 bistro Service Manual page 33

9264 Autodetect malfunction:
Mixer valve detected
but no powder portioner
detected, or Hot
water-Choc/topping
valve not detected but
choc/topping portioner
detected
9265 Milk pump detected but no
cappuccino valve detected
orviceversa.
9268 Mains adapter reports
mains voltage too low
9275 Reset triggered by customer √
9288 MDB communication error
coin checker
9289 MDB communication error
card reader
9290 MDB communication error
banknote reader
9291 24 V are switched off and
on again (reset for 24 V
equipment)
Service manual WMF bistro! Edition 08/2011
WMF bistro! Service manual
√ √
√ √
√ √ External mains voltage!
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√ √
√ √
√ √
√ √
9264
9265
9268
9275
9288
9289
9290
9291
33