Error Without Error Display - WMF Bistro! User Manual

Messages and tips
8.3

Error without error display

Error pattern
• Coffee dispensing on the
left/right differs
• No milk foam/no milk
dispensing, although there
is milk in the hopper
• Milk foam not OK,
• temperature too low
• The milk foam dispensing
spits strongly
• Milk to hot
• No illumination
• No display
• No tone when pressing a
button
50
Action instruction
Clean the combi spout

See ""Quick reference cleaning".
Check whether the milk hose is kinked or squashed

Lay milk hose correctly

Clean the combi spout

Milk nozzle blocked?

See "Quick reference cleaning".
Pinch valve turned to strongly?

See chapter "Other settings".
Change milk nozzle:

- green milk nozzle for use of cooled milk
- white or brown milk nozzle for uncooled milk
Clean the combi spout

See "Quick reference cleaning".
Close pinch valve

See chapter "Other settings".
Use white or brown milk nozzle

Set foam quality lower

Clean milk cleaning system

See "Quick reference cleaning".
Open pinch valve

See chapter "Other settings".
Pull out drip tray

Check the fuse behind the drip tray

Pull out mains plug!

Replace fuse

Only fuse F4A is permissible!
Risk of electrocution!
Risk to life if not observed!
User manual WMF bistro!