Trying to help a friend out in his trailer his fridge quit removed the recpticle to find 3 sets of wires each black white and ground I'm assuming that one set is hot as there are 2 other recepticles either side with no power also thing is I have power tester and I'm only getting a voltage reading of 52 volts that drops to 16/17 changed out the breaker no differace any help please ? Also no recent work been carried out
