Parallel earth paths can be challenging when testing an electrical installation. In this electrical testing tutorial, we run through some practical tips and show you a neat way to combine a polarity check with earth continuity testing. In this video, we are using the Metrel 3152BT multifunction electricians tester. 👉 https://youtu.be/3XCXxw6SBC0 Refresh your safe isolation knowledge with this free training module. 👉 https://www.efixx.co.uk/Know How/introduction-to-safe-isolation-cpd 🕐 TIME ST