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Hi all. I know, it's a very old alarm. I am about to complete the sale of my house and want to change access code. The user codes are all unset, and when I set the system I can do it by just hitting the A key i.e. I don't need to enter the access code. I have the Engineer manual etc, but there's...

Hi. I just completed a house move and am trying to sort out what to do with the installed wired ADT alarm. It was installed in 2002, has not been serviced since 2007, and I have not been able to set it since moving in. I phoned ADT today to find out what options I may have, and was informed that...

Hi all. My first post on the forum. It looks to be a very usefull resource. I've had my Vaillant for about a year now. I've been concerned about the central heating cycling. I've been observing it this evening, and whenever it comes out of S7 (heating pump overrun), with the radiator symbol...