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    Wadkin BEM Bearings

    Try this at your own risk.
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    Wadkin BEM Bearings

    I am writing a procedure for you. I have done this for customers on BEM’s and others. However, you do this at your own risk! I take no responsibility for you damaging anything, or hurting yourselves. I trained in machinery repairs as a trade. Once I’m done, I’ll upload it as a pdf, because it...
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    Table Saw Blades

    AW Tools is run by some of the directors of the old Atkinson Walker. I don’t know what happened because when the saw doctors shut down I pulled away from doing tooling. I did find the following: https://www.awtools.co.uk/index.php...
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    Table Saw Blades

    Try Atkinson Walker in Sheffield, or one of their agents. I used to be an agent in South Wales a few years ago. Great company. We never had any complaints from our customers in over 10 years with their blade quality. UK made too. I have been out of the wood tooling game for quite a few years...
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    Terminating a shielded cable with a VFD & spindle?

    I have to say this thread concerns me somewhat. From some of the advice given, through the questions asked, the data provided by the drive OEM, and the design and manufacture of the unit itself. Having worked for several years within the UK Service divisionn for a global name in industrial...
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    Mini CNC machine

    I have honestly been tempted by these kinds of machines myself. In a way, I am lucky that I can identify the hazards and mitigate them, but, I would still be encouraging the sale of illegal products, and the destruction of UK, EU & US manufacturing.
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    Mini CNC machine

    Just beware of buying equipment like this sourced from outside the UK/EU, regardless of whether bought through a “.co.uk“ site, including Amazon, you will be legally viewed as the importer so legally responsible for the safety of the equipment. Amazon will wriggle out of any and all...
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    Table saw gap

    I would be looking at the straightness of the fence or the gap between the fence at the point of cut, i.e leading edge of blade and the gap to the trailing edge. That is check for “back cutting”. I would have with the machine safely isolated from all sources of energy, brought the fence as close...
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    Master switch for a circuit of sockets?

    I am fully aware of the requirements for initial verification of a ring final circuit. A periodic inspection does not require the full suite of testing that is required for an initial verification. If you read & understand IET GN 3 you will see that it is explained in that. Additionally the ring...
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    Master switch for a circuit of sockets?

    BS7671 requirements are that every final circuit shall be electrically separate from every other. This is quite easy to achieve with an “all insulated” installation such as a domestic. It does become a slight problem with industrial and perhaps commercial when metallic containment such as...
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    Master switch for a circuit of sockets?

    Again I an fully aware of the CCC of a 2.5/1.5 flat twin & cpc cable. If you read and understand my post you will see that it relates to the original design of the circuit which is required to be such that small overload shall not occur. Nothing was mentioned regarding fault conditions. If the...
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    Master switch for a circuit of sockets?

    I am more than familiar with the current version of BS7671, before I was hit by the cancer (less than 6 months ago), part of what I did was tutoring and practical examination for the inspection and testing qualifications related to BS7671. The integrity of a ring final circuit as part of an EICR...
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    Master switch for a circuit of sockets?

    Not true as the ring must he electrically separated from other circuits when designed and constructed.
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    Master switch for a circuit of sockets?

    However if the circuit is correctly designed, small overloads of long duration shall be unlikely to occur. (BS7661, 433.1) So if having the work done by a scheme member & in compliance with Approved documents then the work must comply with this, that is the designer must design the circuit such...
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    Master switch for a circuit of sockets?

    Actually the idea of metal consumer units is that the metal, which it doesn’t have to be, it can be any non combustible material, hence the consumer unit can be boxed up, is to remove the fuel. The shame is that the root cause of incompetent installers that caused the hot connections and the...
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    Master switch for a circuit of sockets?

    Metal sockets because the back boxes are designed to take conduit, and sockets are often mounted in pairs and you can connect the two with a metal coupler and female bushes which gives you a solid mechanical link.
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    Master switch for a circuit of sockets?

    A rotary isolator could be utilised, but to use all 4 poles they all have to be suitably rated and timed for correct switching if you are going to break each leg. I prefer radials, rings are “ok” until they are not modified correctly, which is common for DIY works by people who do not understand...
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    Greasing motor bearings

    Pdf in the link for example data from one of my suppliers when I was doing wood machinery service work. Grease nipples
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    Greasing motor bearings

    Historically the largest root cause of motor bearing failure was over lubrication. Unless under extreme loads or environmental conditions an electric motor bearing needs little lubricant unless it has been neglected. On a diy machine, if the grease is getting to the bearing perhaps one shot per...
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    Startrite 352 electrical components

    The parts that you need are basic machinery spares and the sort of stuff that I have on my van still, including the overload in the event of needing them because they are common. Any electrician competent to do this kind of repair should be able to advise on the compatibility and suitably of...
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