We recently re-filmed and updated our hugely successful Fault Finding DVD and now you can get the latest version in high definition on your phone and tablet. You can get access to all 21 chapters, totally 77 minutes, showing you all about multimeters, how to carry out the four part electrical safety tests in full, how to test stats, sensors and pumps, about diverter valves, expansion vessels, the sequence of operation and more. Suitable for new entrants, those moving from installing to repairs and existing breakdown engineers. Learn at your own pace. The chapters: 1. Testing Equipment 2. Multimeter Settings 3. Electrical Safety Tests 4. Earth Continuity Test 5. Short Circuit Test 6. Resistance to Earth Test 7. Polarity Test 8. Fault Isolation Procedure 9. Sequence of Operation 10. Pumps 11. Testing Switches 12. Water Pressure Switches 13. Flow Switches 14. Air Pressure Switches 15. Fans 16. Stats & Sensors 17. Diverter Valves 18. Domestic Heat Exchangers 19. Expansion Vessels 20. Water Hammer 21. Airing Cupboards