You MUST do this - Insulation Resistance Test with 2 Way and Intermediate Switching - AM2 & AM2S - For your end point assessment AM2, AM2S and AM2E they expect all tests to be carried out in accordance with Guidance Note 3. In this video we look at how to carry out an insulation resistance test on a 2 way and intermediate lighting circuit correctly. This Is a students training aid for testing insulation resistance of a lighting circuit as pre Guidance Note 3. Full demonstration using a MFT Megge