Familiar, perhaps, to every household situation: podklyuchayut all household appliances, which is in the apartment, but in the end — tube on the flap burn out from overload. More precisely, due to the excessively increased current in them melt, breaking the electrical circuit, a special low-melting insert and safeguard wiring from the further heating and ignition. Save these simple, in General, the devices and from large troubles in the so-called short circuit due to insulation breakdown, the inclusion of faulty electrical equipment or in the course of work on nabestaanden (particularly dangerous and inappropriate!) sockets, lamp cartridges, etc.
Electrical continuity to restore easy enough to remove the short circuit and replace the plug.
If there are no new ones, it usually is melted in the tube insertion using the thin copper wire of appropriate diameter(see table). Good source material can be unwound the cord; the ends of the extracted wire tinned. Help out this insert and in the cases where the switchboard are tube fuses. At their contact caps must be drilled or pierced with an awl holes; using a needle and thread to pass through the tube with quartz sand prepared the wire, and its ends bent and soldered to stripped and tinned the ends of the contact caps.