Recent content by FANMAN

Hi, looking for suggestions. I have a Bosch Oil Combi - Greenstar 25/32. When the heating is on and I turn on any of the hot water taps I get a shuddering noise which transmits through the pipework. It is not water hammer. As soon as I turn off the heating it doesn't happen. I replaced the...

Ah ! With it now! Will try tomorrow. Many thanks.

Sorry to be thick Denford ! (I'm not that technical I'm afraid) :oops: What else might be causing the power drop? Do I just need to measure the voltage again between the wires you suggested I remove? :oops:

Thanks for the reply. Yep - 9v at the end of the leads , battery removed. :cry: Will a new panel connect to the exixsting wired setup I have (4 zone)? (don't want to get involved in rewiring !) Any model you would recommend? :?: Cheers again !

I have an old Optma XL Burglar alarm. Prob is that the backup battery only seems to be getting 9volts from the unit instead of 12. This means that it cant do the job when the power goes off , so the alarm sounds. I am not an expert but I guess there is an internal transformer which is duff? Is...