1. Introduction
This manual provides essential information for the safe and effective operation, setup, and maintenance of your Märklin Steam Locomotive Series 24-36244. This H0 scale model is equipped with an mfx digital decoder and various sound functions, offering a realistic model railway experience. Please read these instructions thoroughly before operating your locomotive.
2. Safety Information
WARNING:
- This model is intended for collectors and is not a toy.
- Not suitable for children under 15 years of age due to small parts which may pose a choking hazard.
- Always handle the locomotive with care to avoid damage to delicate components.
- Ensure power is disconnected before performing any maintenance or adjustments.
- Keep this manual for future reference.
3. Product Overview and Features
The Märklin Steam Locomotive Series 24-36244 is a highly detailed H0 scale model, replicating the iconic steam locomotive from approximately 1957 (Epoch III). It features a classic black-red finish and the operating number 24 044.

Image: Side view of the Märklin Steam Locomotive Series 24-36244, showcasing its detailed black body and red wheels.
Key Features:
- Digital Control: Equipped with an mfx digital decoder for extensive sound and operational functions.
- Detailed Construction: Features spoke wheels with counterweights, replicated rivets, a large metal boiler with cable guide, and Wagner wind deflectors.
- Powerful Drive: Special motor located in the boiler, powering 3 axles, with adhesive tires for enhanced traction.
- Integrated Smoke Generator: Comes standard with smoke kit 72270, producing realistic steam effects.
- Directional Lighting: Three-light peak signal changes with the direction of travel, utilizing maintenance-free warm white LEDs.
- Coupling System: Kinematic short coupling between the locomotive and tender. The tender features a kinematic-guided short coupling with a NEM slot at the rear, and the front of the locomotive has a short coupling in the NEM slot.
- Sound Functions: Digitally retrievable sounds including steam locomotive driving noise, train whistle, brake squeaking, bell, steam release, and generator sound.

Image: Close-up front view of the Märklin Steam Locomotive Series 24-36244, highlighting the detailed front lamps and number plate.
4. Setup
4.1 Track Preparation
- Ensure your H0 gauge tracks are clean and free of dust or debris. Use a track cleaning block or cloth if necessary.
- Verify all track sections are securely connected to ensure continuous electrical contact.
4.2 Power Supply Connection
- Connect your Märklin digital control unit (e.g., Mobile Station, Central Station) to the track power feeder.
- Ensure the power supply is correctly plugged into a suitable electrical outlet.
4.3 Placing the Locomotive on the Track
- Carefully place the locomotive and its tender onto the tracks, ensuring all wheels are properly seated on the rails.
- Confirm that the locomotive's electrical contacts (pickup shoe) are making good contact with the center rail.

Image: Angled view of the Märklin Steam Locomotive Series 24-36244 positioned on model railway tracks.
5. Operating Instructions
5.1 Initial Start-up
- Turn on your digital control unit. The locomotive should be automatically recognized by the mfx system.
- If not automatically recognized, manually add the locomotive using its digital address (refer to your control unit's manual for specific instructions).
5.2 Driving Functions
- Use the speed controller on your digital unit to increase or decrease the locomotive's speed.
- Change the direction of travel using the designated direction button on your control unit.
5.3 Sound and Light Functions
The mfx decoder allows for control of various functions. Refer to your digital control unit's manual for specific function button assignments.
- Headlights: The three-light peak signal illuminates automatically with power and changes direction.
- Steam Driving Noise: Activate realistic steam engine sounds.
- Train Whistle: Short or long whistle sounds.
- Brake Squeaking: Simulate braking sounds.
- Bell: Ring the locomotive's bell.
- Steam Release: Simulate steam escaping.
- Generator Sound: Activate the sound of the locomotive's generator.
5.4 Smoke Generator Operation
- The smoke kit 72270 is pre-installed. To activate smoke, ensure the smoke generator is filled with Märklin smoke fluid (sold separately).
- Activate the smoke function via your digital control unit.
- Do not overfill the smoke generator. Refer to the smoke fluid instructions for proper filling.

Image: The Märklin Steam Locomotive Series 24-36244 pulling passenger cars on a scenic track, with smoke emanating from its chimney.
6. Maintenance
6.1 Cleaning
- Regularly clean the wheels and electrical contacts (pickup shoe) with a soft, lint-free cloth. For stubborn dirt, use a specialized model railway cleaning fluid sparingly.
- Keep the track clean to ensure optimal electrical contact and smooth operation.
- Gently wipe the locomotive body with a soft, dry cloth to remove dust. Avoid abrasive cleaners.
6.2 Lubrication
- Periodically apply a small drop of specialized model railway oil to the moving parts of the drive mechanism, such as axles and gears.
- Refer to the locomotive's technical drawings (if available) for precise lubrication points. Avoid over-lubrication.
6.3 Smoke Generator Refill
- When smoke production diminishes, refill the smoke generator with Märklin smoke fluid.
- Carefully apply drops of fluid into the chimney opening until the reservoir is adequately filled, but not overflowing.
6.4 Storage
- Store the locomotive in its original packaging or a protective case when not in use to prevent dust accumulation and damage.
- Store in a dry, temperature-controlled environment, away from direct sunlight and extreme temperatures.
7. Troubleshooting
7.1 Locomotive Not Moving
- Check Power: Ensure the digital control unit is on and connected, and the track has power.
- Track Contact: Verify the locomotive's wheels and pickup shoe are making good contact with the rails. Clean tracks if necessary.
- Digital Address: Confirm the correct digital address is selected on your control unit.
7.2 Lights Not Working
- Power Supply: Ensure the locomotive is receiving power from the track.
- Function Activation: Check if the light function is enabled on your digital control unit.
7.3 Sound Issues
- Volume: Check the volume setting on your digital control unit.
- Function Activation: Ensure the desired sound function is activated.
7.4 Smoke Generator Not Producing Smoke
- Fluid Level: Check if the smoke generator has sufficient smoke fluid. Refill if low.
- Function Activation: Ensure the smoke function is activated on your digital control unit.
8. Specifications
| Feature | Specification |
|---|---|
| Model Number | 36244 |
| Gauge | H0 |
| Length over buffers | 19.4 cm (7.6 inches) |
| Product Dimensions | 12.2 x 4.33 x 2.76 inches |
| Item Weight | 1.19 pounds |
| Decoder Type | mfx Digital Decoder with Sound Functions |
| Motor | Special motor in boiler |
| Powered Axles | 3 |
| Tires | Adhesive tyres |
| Boiler Material | Metal |
| Smoke Kit | 72270 (fitted as standard) |
| Lighting | Warm white LEDs, direction-dependent |
| Coupling | Kinematic short coupling (NEM slot) |
| Manufacturer | Gebr. Märklin & Cie. GmbH |
| Release Date | May 1, 2017 |
| Recommended Age | 15 years and up |
9. Warranty and Support
For warranty information, please refer to the documentation provided with your purchase or visit the official Märklin website. For technical support, spare parts, or service inquiries, please contact Märklin customer service directly. Keep your proof of purchase for warranty claims.
Märklin Official Website: www.maerklin.de/en/






