Hermann Saunier Duval · Boilers and HVAC
Hermann Saunier Duval Thema Condens FlameFit boiler family
Product information, applicable models, official documentation and 83 indexed error-code explanations for Thema Condens FlameFit boiler family.
83indexed codes
1named models or series
1official links
About Hermann Saunier Duval Thema Condens FlameFit boiler family
Hermann Saunier Duval Thema Condens FlameFit boiler family is indexed in the Boilers and HVAC directory for Italy and Europe. This page brings the available product context, model references, documentation and diagnostic codes together in one place.
The codes below apply only where the linked code page lists this product or model. Confirm the complete model identifier because manufacturers may reuse the same characters across different ranges, generations and control systems.
An error code describes a condition detected by the product; it does not prove that a named component has failed. Follow the exact manual, avoid repeated resets and use an appropriately qualified technician whenever checks require internal access.
Models and series
Thema Condens 25 kW; 30 kW; 35 kW (code availability model-dependent)
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Common Thema Condens FlameFit boiler family codes
Frequently useful high-priority and recently documented entries.
F.905Hermann Saunier Duval · Thema Condens FlameFit boiler family · Italy and EuropeHermann Saunier Duval Thema Condens F.905 error code – Communication interface disabled by overcurrentThe official Thema Condens diagnostic table defines F.905 as: Communication interface disabled by overcurrent. Code availability can vary…F.707Hermann Saunier Duval · Thema Condens FlameFit boiler family · Italy and EuropeHermann Saunier Duval Thema Condens F.707 error code – Communication lost between display and main boardThe official Thema Condens diagnostic table defines F.707 as: Communication lost between display and main board. Code availability…F.363Hermann Saunier Duval · Thema Condens FlameFit boiler family · Italy and EuropeHermann Saunier Duval Thema Condens F.363 error code – Display EEPROM faultThe official Thema Condens diagnostic table defines F.363 as: Display EEPROM fault. Code availability can vary by exact…F.347Hermann Saunier Duval · Thema Condens FlameFit boiler family · Italy and EuropeHermann Saunier Duval Thema Condens F.347 error code – Condensate detected in combustion chamberThe official Thema Condens diagnostic table defines F.347 as: Condensate detected in combustion chamber. Code availability can vary…F.344Hermann Saunier Duval · Thema Condens FlameFit boiler family · Italy and EuropeHermann Saunier Duval Thema Condens F.344 error code – Combustion-control electrode calibration cannot be reusedThe official Thema Condens diagnostic table defines F.344 as: Combustion-control electrode calibration cannot be reused. Code availability can…F.343Hermann Saunier Duval · Thema Condens FlameFit boiler family · Italy and EuropeHermann Saunier Duval Thema Condens F.343 error code – Mass-airflow sensor signal implausibleThe official Thema Condens diagnostic table defines F.343 as: Mass-airflow sensor signal implausible. Code availability can vary by…F.342Hermann Saunier Duval · Thema Condens FlameFit boiler family · Italy and EuropeHermann Saunier Duval Thema Condens F.342 error code – Mass-airflow outside permitted limitsThe official Thema Condens diagnostic table defines F.342 as: Mass-airflow outside permitted limits. Code availability can vary by…F.338Hermann Saunier Duval · Thema Condens FlameFit boiler family · Italy and EuropeHermann Saunier Duval Thema Condens F.338 error code – Incorrect collective-flue settingThe official Thema Condens diagnostic table defines F.338 as: Incorrect collective-flue setting. Code availability can vary by exact…
Complete directory
All Thema Condens FlameFit boiler family error codes
Showing 61–83 of 83
F.291Hermann Saunier Duval · Thema Condens FlameFit boiler family · Italy and EuropeHermann Saunier Duval Thema Condens F.291 error code – Flame lost during stabilisation after operational flame lossThe official Thema Condens diagnostic table defines F.291 as: Flame lost during stabilisation after operational flame loss. Code…F.317Hermann Saunier Duval · Thema Condens FlameFit boiler family · Italy and EuropeHermann Saunier Duval Thema Condens F.317 error code – DHW volumetric-flow sensor signal implausibleThe official Thema Condens diagnostic table defines F.317 as: DHW volumetric-flow sensor signal implausible. Code availability can vary…F.318Hermann Saunier Duval · Thema Condens FlameFit boiler family · Italy and EuropeHermann Saunier Duval Thema Condens F.318 error code – Motorised three-way valve not operatingThe official Thema Condens diagnostic table defines F.318 as: Motorised three-way valve not operating. Code availability can vary…F.320Hermann Saunier Duval · Thema Condens FlameFit boiler family · Italy and EuropeHermann Saunier Duval Thema Condens F.320 error code – Heating pump blocked; unblock function failedThe official Thema Condens diagnostic table defines F.320 as: Heating pump blocked; unblock function failed. Code availability can…F.321Hermann Saunier Duval · Thema Condens FlameFit boiler family · Italy and EuropeHermann Saunier Duval Thema Condens F.321 error code – Heating-pump electronics faultThe official Thema Condens diagnostic table defines F.321 as: Heating-pump electronics fault. Code availability can vary by exact…F.322Hermann Saunier Duval · Thema Condens FlameFit boiler family · Italy and EuropeHermann Saunier Duval Thema Condens F.322 error code – Heating pump overheatedThe official Thema Condens diagnostic table defines F.322 as: Heating pump overheated. Code availability can vary by exact…F.323Hermann Saunier Duval · Thema Condens FlameFit boiler family · Italy and EuropeHermann Saunier Duval Thema Condens F.323 error code – Heating pump running dryThe official Thema Condens diagnostic table defines F.323 as: Heating pump running dry. Code availability can vary by…F.324Hermann Saunier Duval · Thema Condens FlameFit boiler family · Italy and EuropeHermann Saunier Duval Thema Condens F.324 error code – Heating-pump electrical connection interruptedThe official Thema Condens diagnostic table defines F.324 as: Heating-pump electrical connection interrupted. Code availability can vary by…F.325Hermann Saunier Duval · Thema Condens FlameFit boiler family · Italy and EuropeHermann Saunier Duval Thema Condens F.325 error code – Heating pump faultThe official Thema Condens diagnostic table defines F.325 as: Heating pump fault. Code availability can vary by exact…F.326Hermann Saunier Duval · Thema Condens FlameFit boiler family · Italy and EuropeHermann Saunier Duval Thema Condens F.326 error code – Hydraulic test found multiple failed componentsThe official Thema Condens diagnostic table defines F.326 as: Hydraulic test found multiple failed components. Code availability can…F.327Hermann Saunier Duval · Thema Condens FlameFit boiler family · Italy and EuropeHermann Saunier Duval Thema Condens F.327 error code – Cylinder bypass circuit not connectedThe official Thema Condens diagnostic table defines F.327 as: Cylinder bypass circuit not connected. Code availability can vary…F.330Hermann Saunier Duval · Thema Condens FlameFit boiler family · Italy and EuropeHermann Saunier Duval Thema Condens F.330 error code – Pump does not respond during hydraulic testThe official Thema Condens diagnostic table defines F.330 as: Pump does not respond during hydraulic test. Code availability…F.334Hermann Saunier Duval · Thema Condens FlameFit boiler family · Italy and EuropeHermann Saunier Duval Thema Condens F.334 error code – Flue-system configuration incompleteThe official Thema Condens diagnostic table defines F.334 as: Flue-system configuration incomplete. Code availability can vary by exact…F.336Hermann Saunier Duval · Thema Condens FlameFit boiler family · Italy and EuropeHermann Saunier Duval Thema Condens F.336 error code – Boiler not permitted with selected flue configurationThe official Thema Condens diagnostic table defines F.336 as: Boiler not permitted with selected flue configuration. Code availability…F.337Hermann Saunier Duval · Thema Condens FlameFit boiler family · Italy and EuropeHermann Saunier Duval Thema Condens F.337 error code – Collective-flue conversion kit incompatibleThe official Thema Condens diagnostic table defines F.337 as: Collective-flue conversion kit incompatible. Code availability can vary by…F.338Hermann Saunier Duval · Thema Condens FlameFit boiler family · Italy and EuropeHermann Saunier Duval Thema Condens F.338 error code – Incorrect collective-flue settingThe official Thema Condens diagnostic table defines F.338 as: Incorrect collective-flue setting. Code availability can vary by exact…F.342Hermann Saunier Duval · Thema Condens FlameFit boiler family · Italy and EuropeHermann Saunier Duval Thema Condens F.342 error code – Mass-airflow outside permitted limitsThe official Thema Condens diagnostic table defines F.342 as: Mass-airflow outside permitted limits. Code availability can vary by…F.343Hermann Saunier Duval · Thema Condens FlameFit boiler family · Italy and EuropeHermann Saunier Duval Thema Condens F.343 error code – Mass-airflow sensor signal implausibleThe official Thema Condens diagnostic table defines F.343 as: Mass-airflow sensor signal implausible. Code availability can vary by…F.344Hermann Saunier Duval · Thema Condens FlameFit boiler family · Italy and EuropeHermann Saunier Duval Thema Condens F.344 error code – Combustion-control electrode calibration cannot be reusedThe official Thema Condens diagnostic table defines F.344 as: Combustion-control electrode calibration cannot be reused. Code availability can…F.347Hermann Saunier Duval · Thema Condens FlameFit boiler family · Italy and EuropeHermann Saunier Duval Thema Condens F.347 error code – Condensate detected in combustion chamberThe official Thema Condens diagnostic table defines F.347 as: Condensate detected in combustion chamber. Code availability can vary…F.363Hermann Saunier Duval · Thema Condens FlameFit boiler family · Italy and EuropeHermann Saunier Duval Thema Condens F.363 error code – Display EEPROM faultThe official Thema Condens diagnostic table defines F.363 as: Display EEPROM fault. Code availability can vary by exact…F.707Hermann Saunier Duval · Thema Condens FlameFit boiler family · Italy and EuropeHermann Saunier Duval Thema Condens F.707 error code – Communication lost between display and main boardThe official Thema Condens diagnostic table defines F.707 as: Communication lost between display and main board. Code availability…F.905Hermann Saunier Duval · Thema Condens FlameFit boiler family · Italy and EuropeHermann Saunier Duval Thema Condens F.905 error code – Communication interface disabled by overcurrentThe official Thema Condens diagnostic table defines F.905 as: Communication interface disabled by overcurrent. Code availability can vary…