While you wait for answers, we may have found some information which could help you.
Click here for Heat Creda Panelhow can i repair this heater?
Creda Automatic Model No 79141?
need diagram for Creda Comfortair AB heater problem?
Creda Storage Heaters?
Creda 79151c thermal fuse failures, what is the cause?
creda temp control knob?