Immergas Victrix fault 02
Safety thermostat function block (NTC flow/return overheating)
Gas boilerWhat it means
During normal operation, if a fault causes excessive overheating internally, the boiler goes into overheating block.
Likely causes
- Excessive internal overheating due to a fault
- Fault causing excessive internal overheating
- Boiler lockout condition triggered (specific cause not detailed in this section)
- Lack of water in the appliance
- Little water circulation in the system
- Blocked pump
Where to start
- Press the Reset button
- Check display for indicator 21 activation
- Check display indicator 19 for any accompanying error code
The full answer, free
- 19 more checks in order
- The readings and component tests from the manual
- How to put it right, step by step
- The manual page for this fault (page 56), right under the answer
Safety: Isolate gas and power before you open the case. If you have been into the gas side, do a tightness test, and a combustion and flue check before you hand back. Gas Safe (UK) or RGI (Ireland) work only.
From the Immergas manual for the Victrix. Check the model on the data plate before you order parts.
Other Immergas Victrix fault codes
- 01No ignition block
- 03Flue safety thermostat block
- 04Contacts resistance block / damaged hardware board
- 10Insufficient system pressure
- 15Configuration error
- 20Parasite flame block
- 24Push button control panel anomaly
- 29Flue probe anomaly
- 31Loss of remote control communication
- 38Loss of flame signal
- 43Block due to loss of flame signal
- 45ΔT high
- 47Burner power limitation
- 49High temperature block on return probe
- 60Anomaly pump blocked
- 61Air in circulator
- 70Return/flow probe exchange
- 75Return and/or flow probe malfunction
- 76Flow and/or return probes temperature drift
- DLSystem deaeration procedure
- E60Circulation pump alarm
- E61Circulation pump alarm
- FUFixed speed fan test
- MAManual activation of operating devices for verification