Re: hotpoint mistral ff91sr (what next)
Possibly, or the defrost heater, defrost thermostats, pcb etc….
These are never easy to be 100{e5d1b7155a01ef1f3b9c9968eaba33524ee81600d00d4be2b4d93ac2e58cec2d} on to be honest, the fan not running is normally the thermistor but overicing can be a few things.
Dave.