just bought a second hand white-westinghouse fridge freezer side by side model no. 240556500 cannot get it to work, get cold The freezer temp is set for -15 and the fridge for 4 after 24 hours the readings are 17 degrees in both areas. The fridge was disturbed in moving but not excessively so what can be done to get it working. The water to the ice making part has not been connected Is that necessary for the machine to work