For fast passenger service German Deutsche Reichsbahn-Gesellschaft DRG ordered 60 samples of three-cylinder steam loco 03.10. The locos developed 1790 HP and reached a maximum speed of 140 km/h. DRG-successors DB and DR equipped some locos with new boilers. The locos without this re-design feature were scrapped till 1957. During the same year DB equipped 25 samples with new boilers. The so-called Neubaukessel-03.10 developed 1870 HP and reached a maximum speed of 140 km/h. In 1966 the last 03.10 had been scrapped.
| Key | Functions | Sound slots | Volume CVs | Volume values |
|---|
| F0 | front light | 16 | 379 | 15 |
| F1 | sound on/off | 1, 2, 24 | 259, 267, 443 | 128, 128, 65 |
| F2 | whistle | 3 | 275 | 128 |
| F3 | train driver dialog#1 | 4 | 283 | 110 |
| F4 | coal shoveling | 5 | 291 | 43 |
| F5 | heavy load | | | |
| F6 | acceleration/brake time, shunting mode/shunting speed | | | |
| F7 | curve squeal | 15 | 371 | 45 |
| F8 | AUX#1 | | | |
| F9 | cylinder blow out | 9 | 323 | 80 |
| F10 | conductor's signal | 10 | 331 | 70 |
| F11 | coupler clank | 8 | 315 | 70 |
| F12 | coasting | | | |
| F13 | brake set/release (automatically) | 13 | 355 | 40 |
| F14 | train driver dialog#2 | 7 | 307 | 120 |
| F15 | ESU smoke generator | | | |
| F16 | safety valve | 12 | 347 | 128 |
| F17 | rail clank | 17 | 387 | 45 |
| F18 | train driver dialog#3 | 14 | 363 | 120 |
| F19 | water pump new build (old building water pump selectable via CV48 =1) | 21 | 419 | 20 |
| F20 | injector | 20 | 411 | 30 |
| F21 | water refill | 18 | 395 | 70 |
| F22 | dumping | 19 | 403 | 75 |
| F23 | turbo generator sound off/on | | | |
| F24 | air pump | 6 | 299 | 20 |
| F25 | sanding valve | 11 | 339 | 25 |
| F26 | train driver dialog#4 | 23 | 435 | 120 |
| F27 | sound fader | | | |
| F28 | disable brake squeal sound | | | |
Make sure that index CV31 is set to 16 and index CV32 is set to 1 before changing a volume CV.