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MTH P5a ps3 upgrade

This was a very early P5 with 5volt board that I upgraded to PS3.  It has the cast shell, 2 motors with one motor driving the one axle with traction tires.  The second motor drives the other two axles.

now heres the issues:  when running in conventional on my test track it wont go into neutral or change directions.   I figure its locked in reverse but since i cant get it into neutral, I cant reset it.  It runs fine in command control, no problems at all, using the remote or my iPone 10.

second issue: when running in command and going over a bit of uneven track, it stops but the traction tire axle keeps spinning and the other two don't move at all!!  Its getting power and it doesn't short out.  I don't understand why the one motor doesn't also  keep turning.  I am aware of tracking issues with this engine and i have managed to ‘fix’ the uneven track with shims, at least most of them.  Any ideas would be helpful.

Both motors do work, i checked it on its side powering the pickups individually with both a z750 and a Lionel 1033.

thanks

Original Post

OGR Publishing, Inc., 1310 Eastside Centre Ct, Suite 6, Mountain Home, AR 72653
800-980-OGRR (6477)
www.ogaugerr.com

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