Spend 30 minutes on these simple maintenance steps to keep your fridge running in tip top shape. It's hard to believe, but six simple maintenance steps will prevent almost 100 percent of refrigerator breakdowns and eliminate those service calls. Take these steps and you can forget about spoiled food, lost time waiting for repair people and shelling out $70 an hour plus parts for the repair itself. In this story, we'll show you how to keep your fridge humming and trouble-free. And we'll also tell you what to check if a problem does occur.