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Further to my thread about the sticky microswitch, I've been searching for suppliers, and have found one source offering replacement heads in addition to complete units. On mine the head is not removable, without removing the motor & plate. As mine is nearly 30 years old, I'm wondering...

Hi, My 30 year old system has Tower zone valves. One of the valves has a sticking microswitch or faulty switch actuating mechanism, which causes intermittent problems. The problem sees to be worse when the boiler temperature is turned down. I know which valve it is, but wonder whether...

Hi All, I've recently purchased a stopcock key for future use. It has the crutch pattern and an inner square socket. I've noticed that the square socket is tapered. Are stopcock shafts likely to be similarly tapered, or is the purpose of the taper to enable it to be used for different...

I've noticed that the lint arrester is missing from my old Baxi heat only boiler. I understand that this is an air filter. It seems a rather strange name for a filter, does it serve any other purpose? My heating engineer, always said that he found the boiler exceptionally clean when he...

I'm hoping to get a heat only, boiler, around 28 KW, for an open vented system. Looking at postings in this forum and elsewhere, I get the impression that there is a slight preference for Vaillant compared to the equivalent Worcester products. My conclusions are - Vaillants are...

I've recently approached four local installer's regarding a new boiler to replace my old floor standing Baxi. All have carried out surveys, and said that they were interested in doing the work. After waiting for two weeks, I've only had one reply. Should I chase them up, or am I being...

I have a Baxi 801 OF, heat only floor standing boiler. It's now 27 years old, and is in need of refurbishment or a complete replacement. How easy will it be for a gas engineer to get replacement parts, such as the burner, seals and ignition system. I've noticed that some internet sites...