Contrac LME620AI/LME620AN Electrical Linear Actuator Service Instruction

This service instruction provides maintenance, troubleshooting, and repair procedures for ABB Contrac LME620AI and LME620AN electrical linear actuators, which are rated for 4 kN force and used for continuous modulating control. It covers actuator versions, lubrication, electrical connections, wiring diagrams, position sensor exchange, test values, and failure detection via LED signals and user interface menus.