DeDietrich C 310 ECO - User Manual

Questions and Answers

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Brandon StoneSep 23, 2025
What does REARM CVI mean on my DeDietrich C 310 ECO Boiler?
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  Misty LaneSep 23, 2025
  If your DeDietrich Boiler displays 'REARM CVI', it indicates a control error. Reset the boiler to resolve this issue.
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Candice KnappAug 25, 2025
What to do if my DeDietrich Boiler displays STB BOILER?
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  mackmarthaAug 25, 2025
  If your DeDietrich Boiler is showing 'STB BOILER', it means the flow temperature is exceeding the maximum limit. You should check the wiring, bleed the boiler, inspect the boiler pump, and examine the hydraulic circuit on the installation.
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brileyAug 25, 2025
What to do if my DeDietrich Boiler displays STB EXCHANGE?
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  glenndawsonAug 26, 2025
  If your DeDietrich Boiler shows 'STB EXCHANGE', it indicates that the exchanger temperature is too high. You should check the wiring, bleed the boiler, check the boiler pump, and inspect the hydraulic circuit on the installation.
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christopher74Aug 27, 2025
What to do if my DeDietrich Boiler displays I-CURRENT FAIL?
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  Mary BowenAug 27, 2025
  If the DeDietrich Boiler displays 'I-CURRENT FAIL', it indicates an ionisation fault during operation. Check the earth connection and the ionisation current. If necessary, rectify the level of CO2.
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Daniel SmithAug 27, 2025
What to do if my DeDietrich C 310 ECO Boiler displays FAN OFF FAIL?
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  Matthew DominguezAug 27, 2025
  If your DeDietrich Boiler shows 'FAN OFF FAIL', it means the fan is not working. This could be due to a faulty fan, wiring issues (corrosion), or a faulty command and safety box. Check the fan wiring and replace the fan if necessary. Also, inspect the command and safety box.
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Wendy RiddleSep 13, 2025
What does MCBA FAILURE 11 mean on my DeDietrich C 310 ECO?
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  Ryan RomeroSep 14, 2025
  If your DeDietrich Boiler displays 'MCBA FAILURE 11', it indicates an internal fault. Check that multi-wire connections are undamaged, look for the presence of humidity in the control panel, and eliminate electro-magnetic influences.
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lopezjesseSep 12, 2025
What does MCBA FAILURE 5 mean on my DeDietrich C 310 ECO?
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  Madison LowerySep 12, 2025
  If your DeDietrich Boiler displays 'MCBA FAILURE 5', it may be due to external influences. Check the wiring.
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kimberly32Sep 12, 2025
What does MCBA FAILURE 8 mean on my DeDietrich Boiler?
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  Matthew LongSep 12, 2025
  If your DeDietrich Boiler displays 'MCBA FAILURE 8', it indicates that the air pressostat is open. Check if the flue gas/combustive air duct is blocked and if the air pressure switch and its connection are blocked.
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mullinsamandaSep 4, 2025
What to do if my DeDietrich C 310 ECO displays DHW S. FAILURE?
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  Brandon AguirreSep 4, 2025
  If your DeDietrich Boiler displays 'DHW S. FAILURE', it indicates a faulty domestic hot water sensor. Check the link and the connectors, and replace the sensor if necessary.
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Alicia JonesSep 2, 2025
What to do if my DeDietrich C 310 ECO Boiler displays MCBA FAILURE 90?
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  Olivia MillerSep 2, 2025
  If your DeDietrich Boiler displays 'MCBA FAILURE 90', this indicates the detection of a gas leak V2. Check the gas valve for leaks and replace it if necessary.