Conti Monaco MC - Alarm

Edition 05/2021 - MC – Technical documentation - page 61
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17 ALARM
CODE Description Faults Recommendations
A01 Coffee boiler 1 probe alarm
- Coffee boiler 1 t° probe in
short-circuit or
disconnected.
- Check the probe
- Check the probe connection
- Check the electronic board
A03 Coffee boiler 2 probe alarm
- Coffee boiler 2 t° probe in
short-circuit or
disconnected.
- Check the probe
- Check the probe connection
- Check the electronic board
A05 Coffee boiler 3 probe alarm
- Coffee boiler 3 t° probe in
short-circuit or
disconnected.
- Check the probe
- Check the probe connection
- Check the electronic board
A09 Group 1 probe alarm
- Group 1 t° probe in short-
circuit or disconnected.
- Check the probe
- Check the probe connection
- Check the electronic board
A11 Group 2 probe alarm
- Group 2 t° probe in short-
circuit or disconnected.
- Check the probe
- Check the probe connection
- Check the electronic board
A13 Group 3 probe alarm
- Group 3 t° probe in short-
circuit or disconnected.
- Check the probe
- Check the probe connection
- Check the electronic board
A15
A17 Boiler probe alarm
- Boiler t° probe in short-
circuit or disconnected.
- Check the probe
- Check the probe connection
- Check the electronic board
A19 Steam control probe alarm
- Steam control t° probe in
short-circuit or
disconnected.
- Check the probe
- Check the probe connection
- Check the electronic board
A22 Safety probe alarm (low level)
- Low level safety probe
didn’t detect water for more
than 2 seconds => boiler
heating stopped
- Check the probe (limestone)
- Check the probe connection
- Check the electronic board
- Check that the boiler fills
- Check the water inlet
A23 Boiler time out alarm
- Time allocated to the boiler
heating exceeded.
- Check the boiler t° probe
- Check the probe connection
- Check the electronic board
- Check the heaters and the relays
- Check the programmed heating time
- Check the relay control box