Recent content by Drew1950

The new boiler came with all needed for an original instal including two controllers. One of the has the matching connections to the grey cable.

Sorry, you are correct, I mixed up the space heater controller. Can you tell me how I connect the grey wire please? Can I connect the grey cable some how to make it work. What I don't understand is all other connections to the new boiler have gone exactly as the old boiler. Do I need to install...

Thanks for your response. My old boiler has a controller were i can select three loadings; 500 watt, 1000 watt, and 2000 watt. Do you have a wiring diagram that i coukd use?

Thanks for your response. Yes I am competent to do the job. I have the installation instructions but they don't help. The issue is that although the old and new are the same model connecti g it to the existing wiring and controller leaves this grey cable over despite all old connections being in...

I am replacing a broken Truma rapid 10 litre gas and electric boiler with a new one. The same connection are connected but there is an extra grey cable which is for connection to the controller. However my previous boiler did not have this cable and worked on the existing connection with the...