A 32mm gauge Austrian Garden Railway

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HarryW
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A 32mm gauge Austrian Garden Railway

Post by HarryW » Wed Jul 30, 2025 12:19 pm

I've spent the last few weeks converting this Austrian 2091 lgb diesel loco to run on 32mm gauge track. There are a few reasons for doing this:

1. after many years of garden railway modelling I've come to realise Austrian narrow gauge railways are my favourite.
2. I had a circuit of 32mm track down already and didn't feel like replacing it all with lgb track.
3. As LGB models are roughly 1:22.5 scale, the Austrian models they produce to run on 45mm gauge track are actually representing meter gauge. This is because 45mm gauge works best for Swiss and German narrow gauge models in lgb scale as these are meter gauge railway systems. The LGB Austrian models being meter gauge bugs me slightly as Austrian narrow gauge railways run on 760mm gauge track. Therefor 32mm gauge track in 1:22.5 scale represents 720mm gauge track which is much closer to the prototype than 45mm gauge.
4. after converting a loco to 32mm gauge successfully, the wagons and coaches are extremely easy to convert using GRS wheels.
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The lgb model of the 2091 cleverly uses two motor blocks underneath. The prototype model of the 2091 has a 2-4-2 wheel arrangement, so I thought this would be the best way to build the 32mm chassis below the body. I used a lgb motor block to power one of the GRS 32mm wheels. The gear from the lgb wheel was removed and forced onto the GRS wheel. Aluminum angle screwed to the motor block on either side holds the wheel in the right place for the lgb motor. I could add a second motor to the other wheel set, but have found the loco is powerful enough with just one powered wheel to happily pull two lgb bogie coaches. This is all that I required it to do as on Austrian narrow gauge lines the 2091 loco could only pull this amount of carriages due to its limited motive power.
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The front and back trailing wheels are both GRS wheels using elements from a nequida steam loco that I have been scrapping for parts since it broke a few years ago. the lgb coupling elements from the model are attached to these.

The lgb motor is powered using a Piko RC unit and 6 3.7v rechargeable aaa batteries. I plan on adding a mylocosound card and fixing the lights in the loco.

I'm pretty happy with how it performs over Peco 32mm track. So far it has run very happily over points and uneven track pulling two lgb coaches.

Now I just need two lgb obb coaches for its to pull.
Last edited by HarryW on Sat Jan 17, 2026 8:01 pm, edited 1 time in total.

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philipy
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Re: 32mm gauge conversion of an LGB 2091 Diesel

Post by philipy » Wed Jul 30, 2025 12:23 pm

Nicely done Harry.
Looking forward to seeing the coaches when you find them!
Philip

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Re: 32mm gauge conversion of an LGB 2091 Diesel

Post by ge_rik » Wed Jul 30, 2025 12:43 pm

Clever gauge conversion and rationale. Will you be taking video of it in action?

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Re: 32mm gauge conversion of an LGB 2091 Diesel

Post by HarryW » Wed Jul 30, 2025 12:45 pm


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Re: 32mm gauge conversion of an LGB 2091 Diesel

Post by ge_rik » Wed Jul 30, 2025 12:52 pm

HarryW wrote: Wed Jul 30, 2025 12:45 pm
Runs very smoothly. Thanks for sharing.

Rik
PS I like the sun-roof ;)
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HarryW
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Re: 32mm gauge conversion of an LGB 2091 Diesel

Post by HarryW » Wed Jul 30, 2025 2:47 pm

ge_rik wrote: Wed Jul 30, 2025 12:52 pm
HarryW wrote: Wed Jul 30, 2025 12:45 pm
Runs very smoothly. Thanks for sharing.

Rik
PS I like the sun-roof ;)
Thanks! The roof needs screwing back on now. I kept breaking the roof vents working on the model upside down.

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Re: 32mm gauge conversion of an LGB 2091 Diesel

Post by HarryW » Wed Jul 30, 2025 2:48 pm

philipy wrote: Wed Jul 30, 2025 12:23 pm Nicely done Harry.
Looking forward to seeing the coaches when you find them!
I do like the new lgb ones but hopefully will find a nice pair second hand.

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Re: 32mm gauge conversion of an LGB 2091 Diesel

Post by Old Man Aaron » Fri Aug 22, 2025 6:03 am

That looks so much better on 32mm.
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Re: 32mm gauge conversion of an LGB 2091 Diesel

Post by Phil.P » Fri Aug 22, 2025 10:19 am

If you are using 6 Li-Ion cells, be aware they will go up to about 4.2V when fully charged.

See the section of the MyLocoSound installation instructions regarding fitting in ride-on models, for maximum permitted supply, and protection of motor-voltage inputs to the card.

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Re: 32mm gauge conversion of an LGB 2091 Diesel

Post by HarryW » Fri Aug 22, 2025 2:38 pm

Phil.P wrote: Fri Aug 22, 2025 10:19 am If you are using 6 Li-Ion cells, be aware they will go up to about 4.2V when fully charged.

See the section of the MyLocoSound installation instructions regarding fitting in ride-on models, for maximum permitted supply, and protection of motor-voltage inputs to the card.
I’ve now switched to a 20v parkside drill battery as the loco kept loosing speed/power after only 30 mins with the aaa’s. Thanks for the reminder about mylocosound max voltage supply. I probably would’ve not considered this and ruined the card.

Harry

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Re: 32mm gauge conversion of an LGB 2091 Diesel

Post by HarryW » Tue Jan 06, 2026 9:07 pm

Finally acquired a couple of OBB lgb coaches to go with my converted diesel loco. GRS 32mm wheel sets make for an extremely simple conversion on lgb rolling stock.
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Re: 32mm gauge conversion of an LGB 2091 Diesel

Post by Old Man Aaron » Sun Jan 11, 2026 2:55 pm

The coaches, the scale trees, the snow - it's perfect. :thumbup:
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Re: 32mm gauge conversion of an LGB 2091 Diesel

Post by ge_rik » Sun Jan 11, 2026 6:07 pm

Beautiful!!

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Re: A 32mm gauge Austrian Garden Railway

Post by HarryW » Sat Jan 17, 2026 8:11 pm

I’ve been working on some dual gauge track for the viaduct section of my railway. The track is 45mm gauge with two interlaced rails that make 32mm gauge. The reason is to have a continuous loop across the bridge without using a reverse loop which isn’t as reliable. The 45mm gauge is for a shuttle system using track power. I plan on adding handrails to the 5inch gauge sleepers used for the track base.
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Re: A 32mm gauge Austrian Garden Railway

Post by HarryW » Sat Jan 17, 2026 8:13 pm

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Re: A 32mm gauge Austrian Garden Railway

Post by Old Man Aaron » Tue Jan 20, 2026 3:07 pm

That's the nice thing about the garden scales; you can repurpose all sorts of larger-scale stuff. Where did the viaduct steel beam come from, anyway?
Love the removed fence paling to allow the track to pass through, simple and elegant.
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Re: A 32mm gauge Austrian Garden Railway

Post by HarryW » Tue Jan 20, 2026 11:33 pm

Old Man Aaron wrote: Tue Jan 20, 2026 3:07 pm That's the nice thing about the garden scales; you can repurpose all sorts of larger-scale stuff. Where did the viaduct steel beam come from, anyway?
Love the removed fence paling to allow the track to pass through, simple and elegant.
The beam was bought about 5 years ago for this very purpose. Can’t remember where from now. I stole the idea from a Brunel models bridge I saw. I only put it into place last year after finding the slate effect plant pots in aldi. The plan is to add some kind of girder plate siding to the beam (still working out the best way to make these)

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