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    Honeywell ST9420C and DT92E troubles

    Hi, I have had this system working fine for about 3 years with a Worcester 30CDi Classic boiler but over the past 4 or 5 months my DT92E thermostat LCD display blanks off sometimes when I go to adjust settings :/ So, I bought another DT92E received it today and am trying to pair it to the...
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    Changing gate valve in airing cupboard to cylinder

    I was planning on changing the seized gate valve in my airing cupboard supplying cold feed to cylinder from cold water tank in loft. The pipe is old imperial 3/4" and the gate valve is also 3/4. I bought a 22mm Pegler compression valve and 3/4 brass olives for the job. Tonight though I'm...
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    Hot water air lock question

    Today I changed over a bathroom sink tap head in my en-suite but what I considered a simple task now has cause a bit of grief. I switched off the boiler (worcester 30CDi system) and closed the mains water stop cock under the sink. I opened the taps to drain the water in the hot water cylinder...
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    Please delete

    Post deleted by poster
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    Radiator tails

    This is another pretty daft question but I would like to know the following. I've noticed that the lockshield valves are connected to my radiators with a large nut ie, outside diameter about 30mm. The tail is installed using a hex radiator key. I have these: I went over my parents and...
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    Drayton TRV4 question

    Hi, I purchased a new house recently which has central heating with a mixture of Drayton TRV3 and Drayton TRV4 valves. I thought I'd give the heating a good check for the colder weather approaching. Most of the valves were set to their frost setting so opened them to max. One or two radiators...
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    Monobloc kitchen mixer hassles

    Hi, I've recently noticed my kitchen monobloc mixer tap has come loose. There appears to be three parts to it; 1) the lower body section (joins the sink) 2) the upper body section which has the single lever attached to control water etc 3) the spout However, its not loose from under...
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    Awful drone after toilet has been flushed, why?

    Hi, For the past couple of weeks our downstairs toilet makes a droning noise after its been flushed. The drone continues until the cistert refills to its correct level. Right as the valve closes the water supply off the drone lessens in intensity / volume. Its been fine since we bought the...
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    Is a chimney pot necessary?

    Hi, I have had a call from a tenant of mine informing me that a chimney pot is leaning on my roof. They also tell me that this is the only one they can see whereas the other houses down the street have 4. I think this is because my house is an end terrace whereby the neighbours chimney...
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    Sunvic Actuator & Valve question

    Hi, The other night we heard a buzzing sound coming from our airing cupboard. It turned out to be the Sunvic actuator SM3201. Basically by removing the actuator from the valve body (Sunvic 2-port ML3501) I figured out that the motor seemed to be working and did turn the small spindle...
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