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Hi,

In Search of 2203B Instruction sheet or Parts List.

Most of the ones I've seen have 2 wires. This only has one. I bought it with a 1656 engine.

It had a prewar truck on it, so I assume this was prewar ?

Not sure which post to plug the one wire in or if its missing a wire ?

Thanks for your help.

Andy

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You have to be careful when you mix prewar and postwar switchers. For prewar switchers one wire connect the center rail collectors in the loco and the tender. I think this was done to help the switcher get over a 0-72 turnout. On the post war switchers, which all had just four drive wheels, the engine to tender wire is the outside rail connection. This was done to help the short wheel base loco get through 0-22 turnouts.  If a prewar switcher is plugged into a post war tender, without some modifications, there is a dead short. If the tender has a second wire, that is there to operate the locos front coupler from the accessory shoe on the tender. If the tender has a third wire, usually green, that is to operate the e-unit from a slug relay in the tender. This was known as “teledyne” reversing. This was not common, found in prewar switchers 232 and 233. I do not recall it this was ever offered in the 20x switchers with the parallel plate motors.

The bell has a switch under the tender to turn it on and off. The tender has its own center rail roller to pick up power for the bell. There is a bi-metallic strip wrapped with ni-chrome wire to heat it. That does not turn off with the bell and should be operating all the time when there is power to the tender. If the bell is not working, look at the bi-metallic strip and see if it is opening and closing the contact that makes the bell ring.   The ni-chrome wire can be replaced if it is broken.  The ni-chrome wire is wrapped around a small strip of asbestos.  Do not loose the asbestos, that would be hard to replace.  It is difficult to solder ni-chrome so Lionel attached it by crimping it in connections made up with eyelets. These connections can be a problem with age.  I have polished the wire and replaced the eyelet to get these to work again.

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