A Lionel e-unit wiring diagram - The Silicon Underground Lionel’s e-unit is the most common cause of trouble in vintage Lionel trains. Sometimes people bypass them or remove them entirely to avoid dealing with the problem. Or maybe someone attempted a repair in the past and you just bought the remnants. If someone did that and now you want to replace or rewire it, you need a Lionel e-unit wiring Lionel Train Wiring Diagram | Wirings Diagram Components of Lionel Train Wiring Diagram and Some Tips. There are two things that will be present in almost any Lionel Train Wiring Diagram. The first element is emblem that indicate electric component from the circuit. A circuit is usually composed by many components. Another thing that you will find a circuit diagram could be traces. Lionel Train Service Documents, O Gauge Model Trains from To search for service documents for a certain product, please enter the product number or the first few letters of the product you are looking for below and click the "Search" button. A list will be returned displaying all products which currently have manuals available. Lionel Manufacturer of model trains and accessories in O and standard gauges. Information about products, business opportunities, and dealers. Provides hobbyist and How to repair and maintain Lionel postwar locomotives Learn how to replace pickup rollers and shoes on toy train locomotives, repair motor wiring and rewire steam and diesel motors on Lionel locomotives. How to repair and maintain Lionel postwar locomotives; 0. How to repair and maintain Lionel postwar locomotives. Replace, repair and * ENGINE * WIRING DIAGRAM - Lionel Trains Customer Services PDF file* ENGINE * WIRING DIAGRAM Note: Please reference the “Engine Pictorial Diagram and Engine Reference Parts List” for additional information.