Is there a wiring diagram available for the Version 1 Large Scale Climax?

Started by tdehan, July 14, 2026, 04:18:19 PM

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tdehan

Is there a wiring diagram available for the Version 1 Large Scale Climax? 

Thanks

Tim

Stokerman

Don't know if this is the earliest version, but it is not the latest version as near as I can tell?!?!

It is the whole Operator's Manual with exploded views and a rather small wiring diagram near the end, so scroll all the way down to find it!

https://shop.bachmanntrains.com/documents/1-20.3%20Two-Truck%20Climax%20Operators%20Manual.pdf
Are we having fun yet???


Greg Elmassian

thats version 1, before the socket... the newer diagram is on the Bachmann site, shows the socket and dummy plug
Visit my site: lots of tips and techniques: http://www.elmassian.com

Stokerman

Thanks for that clarification, Greg ... you have sooooooo much knowledge recorded and share soooooo much info. Glad to get the chance to bask in your shade!!!
Are we having fun yet???

Greg Elmassian

big changes at bachmann slowly adding socket to their loco line.

I think it is a good thing, but the motherboard does take up precious space, and many battery conversion "experts" still espouse removing all the original electronics to reclaim space.

In the old days, no big deal, just some more wiring. But now, there are electronics on the motherboard for the LEDs and more importantly for the chuff "switch" that makes the task harder if you remove the motherboard.

I recommend that you leave the motherboard intact and get the adapter plug (currently out of stock at Bachmann) and then use its pigtails to wire up. You do indeed have to be more creative in battery and speaker placement.

By the way, the adapter plug is Bachmann part # as shown below

Visit my site: lots of tips and techniques: http://www.elmassian.com

Stokerman

My Climax came with the adapter board in the parts bag while the "dummy" board was already plugged into the mother board. My R/C Battery conversion allowed me to leave all of that intact so that all I really had to do was remove the track pickups from the trucks, add on-off switch, fuse, charging jack and then connect my receiver board power to the mother board. Still a tight fit adding yet another circuit board under the oil lid. The batteries, which are 14.4 vdc 4000 mAh and only 1.5 x 1.5 x 2.8 inches are for a robot vacuum cleaner. Only place I could reasonably fit them was standing behind the backhead between the engineer and the fireman. I wrapped them in black electrical tape and now they are practically invisible in that location, yet still easily accessible!
Are we having fun yet???