going away for extended periods, set refrigerator at lowest setting or higher temperature such as 38 degrees for the refrigerator and 5 degrees for the freezer. for longer trips (such as four weeks or more), consider emptying your refrigerator and unplugging it.
test your freezer and refrigerator seals by closing the door on a sheet of paper. pull the paper and if it slides out very easily, cold air is probably escaping and the seal must be replaced.
defrost your freezer on a regular basis or whenever necessary. an iced up freezer will make the freezer work harder, therefore wasting more energy than needed. don’t allow frost to build up more than 