Vaillant gas boiler F.24: what it means and when to call a pro · Bhutan
Severity: Stop nowVaillant gas boiler error F.24. The boiler temperature is rising too fast, usually because water is not circulating well (air, closed valves or a pump problem).
Meaning
The boiler temperature is rising too fast, usually because water is not circulating well (air, closed valves or a pump problem).
Severity
Stop now
Stop. Switch it off and call a pro
Steps are not shown for this code because no qualified person has reviewed them yet. What is safe: switch it off and call a pro.
Source
Boiler fault codes list, Vaillant UK
The repair: Boiler pump and circulation repair
Prices for repairs in Bhutan are in BTN.
Other Vaillant codes
- Vaillant F.25 The flue gas temperature is too high, or the flue or air supply is faulty or blocked.
- Vaillant F.28 The boiler failed to ignite (no flame was detected) and has locked out.
- Vaillant F.29 The flame went out during operation, or the flame sensor signal is faulty.
- Vaillant F.32 The fan is faulty or is not reaching the correct speed.
- Vaillant F.61 The boiler cannot actuate its gas valve, which indicates a fault in the gas valve assembly.
Brands in our catalog for gas boiler: Ariston, Baxi, Bosch, Ferroli, Ideal, Potterton, Vaillant, Viessmann, Worcester Bosch. The same code on another brand is not in the catalog yet, and we do not guess what it means.