Self Unloading Hopper Wagon FALS 183 of the Deutsche Bahn
- langemat
- 2 hours ago
- 2 min read
The FALS 183 was introduced in the early 1980s for heavy bulk commodities such as ore, limestone, and coke. Its most distinctive feature is the hydraulic flap‑locking system. The four side flaps open and close in perfect sync, driven by a central camshaft. The wagon generates its own hydraulic pressure while running, using a wheelset‑driven pump that charges the gas accumulator. Only after about 4 km of travel at a minimum of 10 km/h is the accumulator fully pressurized. This leads to a quirky operational detail:
A freshly parked wagon cannot be unloaded immediately if it hasn’t “run enough” beforehand. Yard crews knew this behavior all too well - and occasionally cursed it.
If the hydraulic system fails, a hand pump is available. It’s slow and laborious, but it’s an important safety feature that keeps the wagon usable even on remote industrial sidings.
For decades, the FALS 183 was a true workhorse in the Deutsche Bahn’s bulk‑freight operations. Its rugged construction, self‑contained hydraulics, and high reliability made it one of the most versatile and dependable wagons of its era.
About this MOC:
An essential feature of this wagon is its four side flaps. From the very beginning of the design process, it was clear to me that these flaps had to open and close on the model as well - and they had to do so simultaneously. But that function only makes sense if the wagon can actually be loaded. Both features set the minimum requirements for my work.
The result is four flaps that open in sync and a wagon that can be filled with bulk material. On the top of the wagon sits a gear; turning it opens or closes all four side flaps at the same time. As for the bulk material, 1×1 tiles have proven to work very well. The instructions go into more detail on this.
The wagon can handle curves starting from R72.
MOC stats:
Length: 36.2 studs, 289 mm
Width: 8.2 studs, 66 mm
Height: 12.0 studs, 96 mm
Weight: 567 g
Parts: 873
I’ve put together a detailed, step‑by‑step building guide for you. Throughout the instructions, you’ll find small comments and helpful hints - little signposts to make the trickier steps easier and more enjoyable.
At the end of the guide, you’ll find a visual parts list so you can quickly see everything that goes into the model.
If this build includes stickers, I’ve prepared two print‑ready sheets for you:
• a PDF you can print at home, and
• an Adobe Illustrator file for professional print shops.
You’ll also get the full parts list as a CSV file. This makes it simple to check which pieces you need and to prepare your order on common brick‑trading platforms.
Disclaimer: Please build responsibly. I cannot take responsibility for any damage or injury to parts or individuals that may occur while following these instructions. You follow at your own risk.
Link to the instruction and sticker files:
Link to more pictures of the model:
Comments