resistor

Hey! Just a query really. Yesterday I noticed our extraction fan in the bathroom had yellowed on one edge. Touched it and it was hot, took the front panel off and the resistor was very hot and where it met the board it had blackened. Google led me to panic it could cause a fire, so we isolated...

I'm not a heating engineer so please forgive if I get some of the terminology wrong. There's a problem I'm trying to troubleshoot. I have a CH/Water system with a conventional boiler, hot water cylinder, pump, 3-way motorised valve, and a gas boiler. The boiler is an Ideal Icos HE18 (18HE?)...

Hello, the attached images of a resistor are from an Amercan appliance. I'm trying to identify the exact resistor if someone could help me please? Next to it on the circuit board is written R1, I believe this equates to 1K? As you can see the resistor has burnt out and therefore the colours...