12v Electrical systems Test & Operation Campervan Caravan and MotorhomeInspection and Test of the 12v electrical systems This includes checking All 12v connections examined, and where necessary, tightened Check all electrical components' wiring inspected for damage Ensure that the wiring and all associated parts are in a good condition, clean, and satisfactory for continued use. Spltcharging relay check Fridge check Inverter check Problems discovered during the inspection and test can be remedied, or recommendations are