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 31–60 of 83
F.068Hermann Saunier Duval · Thema Condens FlameFit boiler family · Italy and EuropeHermann Saunier Duval Thema Condens F.068 error code – Unstable combustion signalThe official Thema Condens diagnostic table defines F.068 as: Unstable combustion signal. Code availability can vary by exact…F.070Hermann Saunier Duval · Thema Condens FlameFit boiler family · Italy and EuropeHermann Saunier Duval Thema Condens F.070 error code – Incorrect or missing appliance DSN codeThe official Thema Condens diagnostic table defines F.070 as: Incorrect or missing appliance DSN code. Code availability can…F.071Hermann Saunier Duval · Thema Condens FlameFit boiler family · Italy and EuropeHermann Saunier Duval Thema Condens F.071 error code – Implausible flow-temperature sensor readingThe official Thema Condens diagnostic table defines F.071 as: Implausible flow-temperature sensor reading. Code availability can vary by…F.072Hermann Saunier Duval · Thema Condens FlameFit boiler family · Italy and EuropeHermann Saunier Duval Thema Condens F.072 error code – Implausible difference between flow and return sensorsThe official Thema Condens diagnostic table defines F.072 as: Implausible difference between flow and return sensors. Code availability…F.074Hermann Saunier Duval · Thema Condens FlameFit boiler family · Italy and EuropeHermann Saunier Duval Thema Condens F.074 error code – Water-pressure sensor signal interruptedThe official Thema Condens diagnostic table defines F.074 as: Water-pressure sensor signal interrupted. Code availability can vary by…F.075Hermann Saunier Duval · Thema Condens FlameFit boiler family · Italy and EuropeHermann Saunier Duval Thema Condens F.075 error code – Insufficient pressure rise when heating pump startsThe official Thema Condens diagnostic table defines F.075 as: Insufficient pressure rise when heating pump starts. Code availability…F.076Hermann Saunier Duval · Thema Condens FlameFit boiler family · Italy and EuropeHermann Saunier Duval Thema Condens F.076 error code – Primary heat-exchanger overheat protection activeThe official Thema Condens diagnostic table defines F.076 as: Primary heat-exchanger overheat protection active. Code availability can vary…F.077Hermann Saunier Duval · Thema Condens FlameFit boiler family · Italy and EuropeHermann Saunier Duval Thema Condens F.077 error code – Condensate pump or external flue damper blocking burnerThe official Thema Condens diagnostic table defines F.077 as: Condensate pump or external flue damper blocking burner. Code…F.078Hermann Saunier Duval · Thema Condens FlameFit boiler family · Italy and EuropeHermann Saunier Duval Thema Condens F.078 error code – Unsupported control module connectedThe official Thema Condens diagnostic table defines F.078 as: Unsupported control module connected. Code availability can vary by…F.080Hermann Saunier Duval · Thema Condens FlameFit boiler family · Italy and EuropeHermann Saunier Duval Thema Condens F.080 error code – Internal cylinder cold-water inlet sensor faultThe official Thema Condens diagnostic table defines F.080 as: Internal cylinder cold-water inlet sensor fault. Code availability can…F.081Hermann Saunier Duval · Thema Condens FlameFit boiler family · Italy and EuropeHermann Saunier Duval Thema Condens F.081 error code – Cylinder charging failedThe official Thema Condens diagnostic table defines F.081 as: Cylinder charging failed. Code availability can vary by exact…F.083Hermann Saunier Duval · Thema Condens FlameFit boiler family · Italy and EuropeHermann Saunier Duval Thema Condens F.083 error code – No or slow temperature rise after burner startsThe official Thema Condens diagnostic table defines F.083 as: No or slow temperature rise after burner starts. Code…F.084Hermann Saunier Duval · Thema Condens FlameFit boiler family · Italy and EuropeHermann Saunier Duval Thema Condens F.084 error code – Implausible flow/return temperature differenceThe official Thema Condens diagnostic table defines F.084 as: Implausible flow/return temperature difference. Code availability can vary by…F.085Hermann Saunier Duval · Thema Condens FlameFit boiler family · Italy and EuropeHermann Saunier Duval Thema Condens F.085 error code – Flow and return NTC sensors fitted incorrectlyThe official Thema Condens diagnostic table defines F.085 as: Flow and return NTC sensors fitted incorrectly. Code availability…F.087Hermann Saunier Duval · Thema Condens FlameFit boiler family · Italy and EuropeHermann Saunier Duval Thema Condens F.087 error code – Ignition transformer not connected to electronicsThe official Thema Condens diagnostic table defines F.087 as: Ignition transformer not connected to electronics. Code availability can…F.088Hermann Saunier Duval · Thema Condens FlameFit boiler family · Italy and EuropeHermann Saunier Duval Thema Condens F.088 error code – Gas-valve electrical connection interruptedThe official Thema Condens diagnostic table defines F.088 as: Gas-valve electrical connection interrupted. Code availability can vary by…F.089Hermann Saunier Duval · Thema Condens FlameFit boiler family · Italy and EuropeHermann Saunier Duval Thema Condens F.089 error code – Incorrect heating pump installedThe official Thema Condens diagnostic table defines F.089 as: Incorrect heating pump installed. Code availability can vary by…F.092Hermann Saunier Duval · Thema Condens FlameFit boiler family · Italy and EuropeHermann Saunier Duval Thema Condens F.092 error code – Gas-type conversion not completed correctlyThe official Thema Condens diagnostic table defines F.092 as: Gas-type conversion not completed correctly. Code availability can vary…F.095Hermann Saunier Duval · Thema Condens FlameFit boiler family · Italy and EuropeHermann Saunier Duval Thema Condens F.095 error code – Gas-valve stepper motor at minimum permitted stepsThe official Thema Condens diagnostic table defines F.095 as: Gas-valve stepper motor at minimum permitted steps. Code availability…F.096Hermann Saunier Duval · Thema Condens FlameFit boiler family · Italy and EuropeHermann Saunier Duval Thema Condens F.096 error code – Gas-valve stepper motor at maximum permitted stepsThe official Thema Condens diagnostic table defines F.096 as: Gas-valve stepper motor at maximum permitted steps. Code availability…F.097Hermann Saunier Duval · Thema Condens FlameFit boiler family · Italy and EuropeHermann Saunier Duval Thema Condens F.097 error code – Main circuit-board self-test failedThe official Thema Condens diagnostic table defines F.097 as: Main circuit-board self-test failed. Code availability can vary by…F.105Hermann Saunier Duval · Thema Condens FlameFit boiler family · Italy and EuropeHermann Saunier Duval Thema Condens F.105 error code – Gas-valve replacement offset not stored correctlyThe official Thema Condens diagnostic table defines F.105 as: Gas-valve replacement offset not stored correctly. Code availability can…F.110Hermann Saunier Duval · Thema Condens FlameFit boiler family · Italy and EuropeHermann Saunier Duval Thema Condens F.110 error code – Correct ignition not detected with enriched gas-air mixtureThe official Thema Condens diagnostic table defines F.110 as: Correct ignition not detected with enriched gas-air mixture. Code…F.194Hermann Saunier Duval · Thema Condens FlameFit boiler family · Italy and EuropeHermann Saunier Duval Thema Condens F.194 error code – Electronic-board power-supply faultThe official Thema Condens diagnostic table defines F.194 as: Electronic-board power-supply fault. Code availability can vary by exact…F.195Hermann Saunier Duval · Thema Condens FlameFit boiler family · Italy and EuropeHermann Saunier Duval Thema Condens F.195 error code – Significant mains undervoltage detectedThe official Thema Condens diagnostic table defines F.195 as: Significant mains undervoltage detected. Code availability can vary by…F.196Hermann Saunier Duval · Thema Condens FlameFit boiler family · Italy and EuropeHermann Saunier Duval Thema Condens F.196 error code – Significant mains overvoltage detectedThe official Thema Condens diagnostic table defines F.196 as: Significant mains overvoltage detected. Code availability can vary by…F.228Hermann Saunier Duval · Thema Condens FlameFit boiler family · Italy and EuropeHermann Saunier Duval Thema Condens F.228 error code – Ignition failed in emergency operationThe official Thema Condens diagnostic table defines F.228 as: Ignition failed in emergency operation. Code availability can vary…F.229Hermann Saunier Duval · Thema Condens FlameFit boiler family · Italy and EuropeHermann Saunier Duval Thema Condens F.229 error code – Ignition failed during emergency operationThe official Thema Condens diagnostic table defines F.229 as: Ignition failed during emergency operation. Code availability can vary…F.235Hermann Saunier Duval · Thema Condens FlameFit boiler family · Italy and EuropeHermann Saunier Duval Thema Condens F.235 error code – Air/flue duct blocked during first commissioningThe official Thema Condens diagnostic table defines F.235 as: Air/flue duct blocked during first commissioning. Code availability can…F.281Hermann Saunier Duval · Thema Condens FlameFit boiler family · Italy and EuropeHermann Saunier Duval Thema Condens F.281 error code – Flame lost during stabilisation periodThe official Thema Condens diagnostic table defines F.281 as: Flame lost during stabilisation period. Code availability can vary…