WMF 800 - Page 155

Operation instructions
© WMF800 / 900 / 1000S / 1000proS Edition 07/2014 - KMT
T6-3
Error message Entered in error statistics Comments
clear ow stopped
Fill the water tank, bleed machine via hot water
button.
water temp. sensor
Switch off the machine and allow to cool for at least
4hours.
If the error repeats, the hot water boiler must be
replaced.
steam temp. sensor
Switch off the machine and allow to cool for at least
4hours. If the error repeats, the steam boiler must
be replaced.
grinding too ne?
Set the grinding degree at the grinder to be more
coarse.
grinder blocked
The grinder is blocked by foreign objects, grinding
sounds can be heard briefly. Remove foreign objects.
level timeout
The steam boiler is not filled up to the level of the
level probe. Possibly air in the system. Inlet valve
does not open.
motor driver error
Switch coffee machine off and then on again.
If the error repeats, the grinder motor or the brewer
motor must be replaced.
EEPROM Error
Switch coffee machine off and then on again.
If the error repeats, the CPU must be replaced.
See flow errors chapter 2/3.7