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TROUBLESHOOTING
© Cafina / Melitta 7 - 2 OI c5 eng V9 / 18.08.2006
E
7.2 Checklist for fault diagnosis and troubleshooting
7.2.1 Textual error messages
LCD textual error messages Cause of fault Troubleshooting measure(s)
Temp. too high
Temp. too low
Boiler temp. too high
Boiler temp. too low
Unknown hardware or soft-
ware error
Static charge
Effect of storm (overvoltage
due to storm)
Disconnect / connect to mains
power supply.
1. Disconnect c5 coffee mak-
er from the mains power
supply.
2. Wait at least 30 seconds.
3. Connect c5 coffee maker
to the mains power supply.
4. Switch on c5 coffee mak-
er.
5. Decision:
If the textual error mes-
sage is no longer shown,
there is no need for any
action.
If the textual error mes-
sage is still on view, notify
Customer Support.
Refill milk Milk level too low. If milk level monitoring is in-
stalled:
- check milk level.
- replenish milk supply.
See also section «5.5.4 Refill
milk, 5 - 22».