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So far I’ve converted only two loco’s to Legacy an early Lionel AC-9 , and a 3rd Rail T&P 610. I’ve been promising this build for about 2+ years now. I had great success with my early AC-9 conversion. Ive been so busy with other peoples items I haven’t had any time to “clear my desk” and start work on this. But that ends now. This will be the First Scale Lionel Class A with Legacy in existence (to my knowledge) it will have full Legacy sound and features. This includes whistle steam and possibly a swinging bell (which I don’t believe is “prototypical”) I have had a lot of time to think on how to approach the installation and its pretty much the same as my AC9 project in that respect. The real hurtle will be adding the whistle steam feature-ill have to clearance the shell, drill some holes, and route plumping which if I mess up will be a costly mistake. I will be using a Dual Smoke Unit at this point in time. Another hurtle as always is building the harness for the loco, making a clean install using factory style plugs and crimped ends. I’m really excited to get this project rolling.



I did ask on the forum before if people would want this conversion on their own model. You can wait and see how this project turns out. You can always contact me via email about the pricing, FYI... Lionel most likely will not reproduce the Class A. They would have to start from scratch, create new tooling and we all know how often Lionel does that...



Follow me on this adventure!

Here is the start of the tear down!

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Last edited by Bruk
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Hey Bruk, in the picture of the engine, there is a small black plug, with male pins inside it, sticking up just above the DCDR. By chance could you tell me where the end of the red wire connects to? I've been converting mine to a cruise M, and just as I was wrapping up, I notice this red wire is loose and I cant tell where it should go to. I believe its for the headlamp?

Keith L posted:
Bruk posted:
FWI Lionel most likely will not reproduce the Class A. They would have to start from scratch, create new tooling and we all know how often Lionel does that...

What about Lionel's scale Class A tooling that was made in Korea?

It was stolen from MTH I believe. Look at how similar the Protosound 1 version compared to this model. 

The Scale N&W Class A, Pennsylvania RR T-1 and New York Central Dreyfus Hudson were the 3 engines at the center of the lawsuit from the documents I have read. While I would never say never, it certainly is unlikely to see  those 3 rereleased.

Like you Bruk, I had my TMCC Class A gutted and converted to Legacy using the lionmaster A components and it’s very much worth it.

What a Beautiful locomotive now - especially with that perfect hooter whistle. 

Last edited by M J Breen

These are the types of projects that interests me the most. Very cool to see this happen. Hopefully I can find a way to put the legacy prr t1 sounds into my scale t1 that was made only with tmcc. 

And Bruk - The shay still runs great! Thanks for a great job. SInce you could fix my problemed shay you can do this install (t1 one someday to?

Got all the unneeded boards and wire stripped from the loco. I like to reuse some of the wiring/plugs at times so ill keep it close. I also got the motor reworked mounted with a new flywheel and encoder. I had to shorten/grind down the shaft common to the worm gear so I could fit the dog bone properly mounted the RCMC mount to the drive block. Ill be doing the front drive and reworking the headlight/harness. When I do these kind of conversions on older models I always disassemble the drive/entire motor. Then clean I and reapply fresh lubricant to the needed areas. 

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Ted S posted:

@Bruk I'm curious, what was your donor engine for the T&P 610?  Or did you just buy the motor and boards from Lionel service?  In order for the speed steps to match "factory" Legacy locos, the inches traveled per revolution (i.e., driver size divided by gear ratio) have to be close.

The T&P project used Lionels BEMC board not RCMC. BEMC uses back EMF instead of an flywheel encoder and uses a Hall Effect Sensor/Magnet for chuff... If you go back into that thread and the wiring diagrams I have created that are on this forum I talk about how they function.

The only time I have stripped another Loco for harvesting was an early Legacy Lionmaster 3985 Challenger and I threw the parts into the Scale JLC 3985 Challenger. 

Typical Gear ratio that I have seen from Lionel is 16 revs of the motors flywheel is 1 rotation of the drivers so (16:1) 

Last edited by Bruk
M J Breen posted:

The Scale N&W Class A, Pennsylvania RR T-1 and New York Central Dreyfus Hudson were the 3 engines at the center of the lawsuit from the documents I have read. While I would never say never, it certainly is unlikely to see  those 3 rereleased.

Hmm, I guess that really explains a lot. I would use one of my quotes, "AHA!", which is loud and drawn out. Well, I'm also one who will be optimistic. I know that if I talk about these 3 engines a lot when around some of the folk at Lionel, that maybe it will start a ball slowly rolling and we'll see these down the road(3 years or so). I would imagine that they will have to get around to them because they can't keep them off the drawing board for too awful long.

@Bruk, what you're doing is darn cool, I know I couldn't do it even if someone else was operating my hands. Can't wait to see more.

Last edited by Dave NYC Hudson PRR K4

Wednesday night in the 3 hours I had. I reworked the front drive. The roller bearings common to the drive/worm gear were really rough and tight felt worn out, one of the bearing cover actually popped off, I removed them and cleaned them out with some IPA, repacked them and tapped the covers back on and good as new!

 

After that I started work on the headlight, I originally inserted one 3528 LED in there and I wasn’t pleased with how the number boards looked. I ended up adding separate LEDs for the LH/RH side then separated the power from the headlight. So they lite up via track power and the headlight will come on via RCMC function similar to the AC9.

 

With the headlight I decided to try a Dual Sealed Beam look. I took two 0603 LEDs separated them on a small PCB and then glued it in place. I filled in the cracks in the housing then painted it silver. The headlight Lens had to be cut/filed down so it could fit in the housing. Got it mounted back on the pilot and reworked the wiring/harness between the loco and drive.

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gunrunnerjohn posted:

I love the headlight treatment, I'm impressed you get four LED's in there, I'd like to see that a little closer!

This is going to be a very deluxe job!  I know that Lionel somehow fits multiple LED's into these lamp holders for Vision Line stuff, but they have the money for custom molds and the like.

I dont think i could show you again at this time. Id have to destroy it!  

Lionel uses a small PCB with three wires connected to it. On that PCB is three 0603 or Right Angle LEDs. They are grounded together but side facing and forward facing LEDs are separately powered. 

I got a lot done in 6 hours Friday after work, I got 80% of the harness for the locomotive made up. I still got to make a plug for the antenna wire that goes between the shell and RCMC board. I also need to make and install the new cab lights instead of the original single light bulb.

When I start with a conversion in any scale I always start with the motor and power pick up.  I then work my way “up” the chassis. I also try and follow the NMRA standard for wire color common to those outputs. But since this is all Lionel parts and Lionel uses all grey wire now I’m not going to be to broken up about the proper wire color.

So I started with the power and motor wires. I trimmed and crimped new plug inserts for the board. Then I made a harness for the flywheel encoder. I flipped the plug on the encoder board for a cleaner install. I reused the original IR/wires since it isn’t a 3 wire. I also reused the Prg/Run switch and the Smoke On/Off switch. Usually on a Lionel factory engine there are multiple On/Off switches for the smoke units. I haven’t decided yet if I want to go through the trouble of adding another switch for the whistle steam effect. Ill probably just tie both into the one switch.

I accidentally damaged the female plug on the firebox flicker board with the soldering iron and didn’t have a replacement so I just soldered the wire directly to that board. After that I created the harness for the connection with the headlight and center roller pick up on the front drive. I also made a small harness from the RCMC to the front marker lights. I reused the clear twist wire holding tubing stuff  to hold everything together nice and clean. 

 

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Images (12)
  • B2FD34C5-26E4-40AC-8BDF-4A45CBCA584: Blank Slate
  • BAC4B78E-7048-4AB1-BC53-AFEA089F291A: Power and Motor wire harness
  • AB111B39-18CD-4776-BC0F-042552CF2939: Hand crimped! Its beautiful.
  • 42D7C812-81B1-4CB6-8542-0EF137E4BD57: Power pick up
  • AC1D8D80-C2DD-41C3-BEC0-033D847FEBD5: Soldered Motor Wire/Power Wire
  • A81DBCEF-FBC9-4E53-9C62-0F8316868AAF: Reused the Chuff Switch bracket
  • 8C855944-4C03-4BF9-8968-D3AA3653E9B6: Scratch built Encoder harness.
  • A1399CB9-40CE-497D-BE45-8B7A25F9FC54: More completion
  • 7FEC2761-F4CE-4919-9BFA-CA6BE718B045: Added a Center PWR pick up wire for the front drive.
  • 86319274-D78E-4091-8BFF-734F6757C9A0: Lighting Harness
  • 22ECB052-AAEB-412C-9528-8795535E02D8: Switches
  • A06DC715-00A2-4F94-8D14-5700A9A4AD8A: Complete Cook up between both main and rear drive.
Last edited by Bruk

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