Service Call: Residential Garage Door Issue: Both the door openers aren't working properly, they are 10 years old and the customer would like them replaced and the door serviced. Work Completed: The technician installed 2 new LiftMasters 8550W operators, replaced 3 hinges and 2 rollers. The technician lubricated all moving components on the door and cycled the door multiple times for safe and proper operation.