Changing consumer units as DIY job is definitely not advisable. Do you know safe isolating procedures? Can you perform necessary tests to verify earthing before you switch power on the new unit? Also Your electricity supplier will not be happy if you blow high resistance fuse (very expensive) and re-sealing your el.meter is another matter. Whatever you do, be careful. Lights shouldn't be on RCD side, also Kitchen/ring main unless of course you go out to garden through your kitchen door and sockets or any, are likely to supply outdoor equipment.
DIY how to tutorial projects and guides - Did you know we have a DIY Projects section? Well, if no, then we certainly do! Within this area of our site have literally hundreds of how-to guides and tutorials that cover a huge range of home improvement tasks. Each page also comes with pictures and a video to make completing those jobs even easier!