| Case study 3- Bridge Road Alveley Problem: Family away on holiday only to return and find the  house has been flooded by a burst pipe in the loft. Before the drying machines  can be temporary installed the electrical installation needed to be checked.
 Solution: Test all of the circuits. It was found that only  two circuits were safe to be left working and so the rest were disconnected.  The central heating circuit had to be rewired to allow heating to the property.
 Testing: This revealed many faults some of which are shown  below.
 
  Plug socket in lounge by the TV. The black neutral wire  was not connected.  Hazard: overloads  cable so that the cable becomes a fire hazard
 
  This is a picture of the cables that connected the  kitchen lights. The earth wire (green) was not connected. This could not be  seen until the plasterboard was removed. Hazard: Electric shock.
    This is a double  socket found in the kitchen. The live cable has a clear break which has been  covered with tape. Hazard: Fire
  This is part of the central heating circuit. It was found  behind the plasterboard near a kitchen socket. The burnt connection has been  caused by poor connections. Hazard: Fire and electric shock
  This was part of the circuit that powered the fridge. The  neutral has burnt out and the earth wire is not connected. Hazard: Electric  shock and fire.
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