Safety

Adjustments

  • As a general rule always switch off and unplug equipment before undertaking work
  • When adjustments must be made to powered on equipment use a plug-in RCD in the mains socket.  Power will disconnect if more than 30mA flows to earth
  • Use one hand only to make adjustments and ensure the other hand is not grounded.  Never provide a current path from one hand across your chest cavity to your grounded other hand
  • Remove watches, necklaces and other jewellery which might cause a short circuit