0-6-0 item number 50502 disassemble

Started by peacekeeper_b, February 21, 2025, 08:09:35 PM

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peacekeeper_b

I just got a 0-6-0 item number 50502 ho scale bachmann and I plan to convert it to dcc. But no clue how to take it apart.

jward

I have done a number of these DCC conversions on the 0-6-0s and they are fairly easy to do. As I recall, there is one screw that holds the boiler and cab to the chassis. If you flip the locomotive over, you will find three screws on the cover plate. The rearmost one holds the body to the chassis. Remove that, and the boiler should slide back. There are tabs under the ends of the walkways near the smokestack, that slide into the cylinder assemblies, and once you slide those back out of the slots the body should lift right off.

You didn't ask but..... Remove the smoke unit from the chassis and you have room for a small N or Z scale decoder like a Digitrax DZ143 or DN126. Use the version without the plug. In the cab of the locomotive there should be a circuit board with 4 wires, two to the motor and two to the wheels. Unsolder those 4 wires and connect them to the appropriate wires on the decoder. There is also a headlight wedged btweeen the chassis halves just ahead of the smoke unit. Make sure you remove this because it will short out the decoder if you don't. You can hardwire a new headlight in its place, or solder the existing one to the appropriate decoder leads. Make sure you insulate all soldered connections using either heat shrink tubing, or electrical tape.
Jeffery S Ward Sr
Pittsburgh, PA