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The 1666 motor checked out after cleaning on a bench test. I removed all wirirng from the unit and tested the coil. It was only two connections on each side of the e unit to the track. The pawl moved. Next I used the special spreader tool. There is a bar in the vicinity of the drum area. Once that was spread the sides opend up and the bottom plate of contacts fell out. Then it was a matter of alignment of the parts and pressing it back to gether. Once the rod was in it held the sides together.
The drum touches two plates one on top and one below. The secod picture shows the pawl, that moves the drum.
The two yellow seen go to the brush plate. The top plate left connection goes to the motor coil insulated lead, just behind the eunit up near the top( out of sight). The top plate right connection goes to the hot insulated lead to the top left. This is also the connection point to the e unit coil and the center roller from the track. To the right where the lever is, that is the e unit coils conection. Notice the metal rod just below the top insulated plate.
The new drum installed with the tool. The new connections.
The drum touches two plates one on top and one below. The secod picture shows the pawl, that moves the drum.
The two yellow seen go to the brush plate. The top plate left connection goes to the motor coil insulated lead, just behind the eunit up near the top( out of sight). The top plate right connection goes to the hot insulated lead to the top left. This is also the connection point to the e unit coil and the center roller from the track. To the right where the lever is, that is the e unit coils conection. Notice the metal rod just below the top insulated plate.

The new drum installed with the tool. The new connections.
