Move your refrigerator out from the wall and vacuum its condenser coils once a year unless you have a no-clean condenser model. Your refrigerator will run for shorter periods with clean coils.
If your was built before 1978 and you have children under the age of seven, you will want to have an inspection for lead-based paint. It’s important to know that lead flakes from paint can be present in both the home and in the soil surrounding the house. The problem can be fixed temporarily by repairing damaged paint surfaces or planting grass over effected soil. Hiring a lead abatement contractor to remove paint chips and seal damaged areas will fix the problem permanently.