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green-foam

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Posts posted by green-foam

  1.  

    If a smoke alarm fails to sound when the test button is pressed * I would change the complete unit. If the upstairs smoke alarm is interlinked with the downstairs smoke alarm you will probably have to change both at the same time as the following are obsolete and there is nothing compatible with them. Deta 1153, Deta 1111, Deta 1115

     

    * It may be possible to fix, but for peace of mind it would be best to change it.

     

    Safelincs supply new smoke alarms Click here

  2. A grade "A fire alarm system" means it must have a separate control panel, this would require specialist knowledge to install/maintain, you should contact a couple of  fire alarm companies near you and get two like for like quotes.

    Are you sure you must have a grade A wireless system?

    F.Y.I. You can have radio fire alarm devices that communicate with a main panel but they are very expensive, sometimes it is cheaper to have a wired grade A fire alarm installed.

  3. You do not need an electrician to service/maintain a fire alarm. Most electricians would not know how to service a fire alarm, however they would be very good at getting a mains supply to the panel.

    To service a fire alarm panel needs a competent person. A competent person is someone who knows what they are doing, as well as having the technical skills and knowledge of the panel they are working on as well as having a good understanding of the relevant British standard also the Regulatory Reform (fire safety) order 2005

    Most premises will call in the services of a fire alarm company and let their trained staff service the fire alarm.

  4. In my experience, with regard to an electrical fire especially in a computer, once what ever caused the fault has burnt out it is very unlikely to reignite since it has burnt out. The main problem is that of surrounding materials igniting, such as dust, a good computer should be cleaned on an as and when basis, dust build up has also been known to cause problems, so keeping the inside of a computer clean is good housekeeping, thereby alleviating the dust problem.

    The next thing to consider is the supply to the computer, such as trailing leads, ideally these should be avoided and replaced by dedicated socket outlets, or at least secured to the wall so that the flex can not become damaged.

    I would favour a CO2 extinguisher for even a single computer  as even though a water mist extinguisher does not conduct electricity, if left long enough there is the possibility the discharge  could turn into carbonic acid and corrode the computer motherboard. (Write off) It would not happen instantly, but it would mean the computer would have to be stripped down and thoroughly dried and cleaned, whereas this would never happen with CO2, infact the most likely thing to cause a fire in a computer is the power supply, and if it did, you could take it out and change it and be back up and running within minutes, of course you should always back up your computer on a regular basis.

  5. If you take the smoke alarm down and turn it over the make/model should be printed on the back.

    If it is a standalone mains smoke alarm then any stand alone mains smoke alarm will be fine. If however it is an interlinked mains smoke alarm you will need to get another one of the same brand, you can find out by looking at the other smoke alarms.

     

  6. On 02/07/2021 at 11:11, Guest All New said:

     its a holiday let & people are complaining

     

    What exactly are people complaining of? it is just that often on this forum people will say the smoke alarm is beeping and that they have changed batteries, vacuumed them all to no avail, only to find it is NOT the smoke alarm in question  beeping but another smoke alarm that is sitting in a drawer or on top of a kitchen cupboard that has been "forgotten about"

    Over the years I have personally been to several premises where the customer says the XYZ is beeping and I know full well it isn't because it has no buzzer to beep with and sure enough I found an old smoke alarm in an "unusual" place. 

    As you have changed your smoke alarms 3 times and it is still a problem I do not see how they can be the cause, I suggest that this is the case in your situation, have you also looked in the loft?

  7. Without seeing it, it is not possible to say, but my guess would be that it was a mains powered smoke alarm, and now it is a battery operated smoke alarm, the downside is if the smoke alarms were interlinked (So that when one goes off, they all go off) they will not now be interlinked.

  8. Stand-alone battery operated call points were designed to be used on building sites, if it is a very small premises you could use one, but equally you could raise the alarm verbally.

    Stand-alone alarms can be linked to each other if they are the same brand, but not linked to an existing hard wired fire alarm as they are not compatible. What does the fire risk assessment say?

  9. Put the alarm back in the room from where it came and leave it for a while, if it does not go off, press its test button to ensure it is working. If it only goes off when you press the test button you have nothing to worry about. If your carbon monoxide alarm does go off again something is giving off carbon monoxide and you will have to investigate further.

    Carbon monoxide is colourless and odorless so you can not see or smell it, and it is not un common for carbon monoxide alarms to go off when concrete screed has recently been laid.

  10. I presume you mean green light? If the light does not stay on when the mains is removed (You said it is a maintained light) that means the batteries are no longer holding their charge and should be changed. Safelincs can supply replacement batteries Click here

    That said if the light has a fluorescent tube you may want to consider changing it to LED as there is not that much differance in price Click here

  11. I googled, and as far as I can find they are no longer installed, instead locks that the fire brigade may need access to use one of 6 keys, the set is called a "fire Brigade set"

    "Set of six Fire Brigade keys. Used by emergency services, councils and other authorised bodies. Comprising FB1, FB2 & FB4 for mortice deadlock and rim lock keys and FB1/FB5, FB11 & FB14 pipe keys for Fire Brigade padlocks."

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