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With more time at home, I was able to finish some projects I had been working on.  One of which was a TMCC conversion/upgrade.  About a year ago I purchased a MTH Greenbrier conventional steam engine (from 1999) and decided to convert it to TMCC.  When researching the engine, I learned that this and other J-3's were sometimes used to pull the famous "George Washington".  So, I also decaled the tender and have just purchased Lionel's GW set from 2007 to complete my project!

I am pretty novice when it comes to electronics and executed many of the conversions "old-school" style such as a wired teather with a 5-pin connector.  I also used two chuff magnets on one of the driving wheels and used a relay-style trigger mechanism soldiered from the driving rod to activate and synchronize the fan with the chuff sounds.  The original motor worked quite well with the ERR Cruise commander...it provides excellent slow starting speeds!

Attached are some pictures highlighting the upgrade and finally a video to see it in action.

Enjoy.

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Images (7)
  • IMG_3845: C&O #614 J-3 Done up in "The George Washington" livery
  • IMG_3848: Microscale decal's "yellow" is a shade or two off from the MTH paint scheme.
  • IMG_3847: I added rear Lionel marker lights on the tender...made the lenses clear and inserted red bulbs.
  • IMG_3849: Not much to see here...a glimpse of the teather connector.
  • IMG_3851: MTH used green LED's in the marker lights, but they were so small, the "green" only shown thru the side lens while the plastic cover for the LED bulb was displayed in the front and back lens.  I upgraded with Microscale Krystal Clear & food coloring!
  • IMG_3846: Awaiting orders!
  • IMG_3859: Since the handrail grommets on the steam engine where metal and the metal body on the tender was so thick it caused interference for the antenna.  I made a Pennsy-style antenna using a side railing from a postwar FM engine!
Videos (1)
trim.02E11987-3E9E-4823-9CF5-BF68D698502C
Last edited by Gregcz1
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UPDATE: I discoverd that when the smoke unit and the smoke-unit fan share the same "hot" wire to the ERR unit, the fan loses power when the locomotive accelerates to moderate and higher speeds.  As a remedy, I rewired the hot wire of the fan to the 3rd rail pick-up.  The improvement is amazing!  This engine puts out more smoke than any of my Legacy engines on "high" setting!  I'm using MegaSteam fluid which disapates "quickly"....hehe...NOT HERE!!  It's so cool to see the smoke wafting high above the train and lingering!  Check out my newest videos!!! 

Enjoy!

Attachments

Videos (2)
trim.019EBE3A-659A-4AD8-9287-1872B0F3F071
trim.B00408F3-E3F8-4FA7-96C7-B44A42DB08F1

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