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One typo - ‘the thermostat hadn’t shut the valve’

Thank you for your reply. I have an electronic 7 day programmer. No nothing else specifically on related to Friday. The power tripped on both occasions at exactly the time the programmer turner off. At the time of switching off the valve was open and boiler running - in other words the...

Cymbeline Hi - last Friday evening one of my two rcd tripped. I reset it and all was fine. At the time I noticed it was at the same time as my central heating programmer switched off the central heating upstairs. This Friday (last night) it did exactly the same thing at the same time. At the...

Hi - last Friday evening one of my two rcd tripped. I reset it and all was fine. At the time I noticed it was at the same time as my central heating programmer switched off the central heating upstairs. This Friday (last night) it did exactly the same thing at the same time. At the time only the...

Hi - I have the above system with Honeywell IR800M PIR's with CR123 lithium batteries. The batteries in all sensors have lasted 3-4 years - apart from one which triggers a low battery warning on the panel after only 3-4 months. The first time I though it might just be a dud battery - but I have...