🔵 WOODWARD GM9412H918-R2 — Speed Setting Motor 1766-039 Rev E
Precision Actuator for Engine and Generator Speed Control
The GM9412H918-R2 Speed Setting Motor 1766-039 Rev E is a high-precision electromechanical actuator designed for accurate speed adjustment in industrial engines, generator sets, and turbine control systems. Its robust permanent-magnet DC design delivers smooth, low-speed rotational output with stable torque, enabling precise adjustments of engine fuel racks, throttle linkages, or other speed control mechanisms.
Engineered for high reliability in industrial environments, this motor features durable construction to withstand vibration, temperature variations, and electrical noise, ensuring long-term operational stability. Its compact form factor and standard mounting configuration make it compatible with a wide range of Woodward control systems and governor modules.
📑 Technical Parameters (Datasheet-Style Table)
| Parameter | Specification |
|---|---|
| Model | GM9412H918-R2 Speed Setting Motor |
| Part Number | 1766-039 Rev E |
| Motor Type | Permanent-magnet DC motor |
| Rated Voltage | 24 VDC |
| Speed Output | Low-speed, precise rotational output |
| Torque | High stability for fine adjustments (specific torque depends on application) |
| Duty Cycle | Continuous operation |
| Shaft Type | Precision-machined output shaft |
| Rotation Direction | Configurable via supply polarity |
| Operating Temperature | –40 °C to +85 °C |
| Storage Temperature | –55 °C to +105 °C |
| Mounting | Standard actuator mounting with bolt holes |
| Housing | Rugged industrial metal enclosure |
| Protection | Vibration-resistant, insulated windings |
| Application | Engine speed control, generator speed adjustment, turbine regulation |
âš™ Functional Features
🟩 High-Precision Speed Setting
Delivers controlled, smooth motion for fine engine speed adjustments. Ideal for use in closed-loop control systems where precise positioning of fuel or throttle linkages is critical.
🟩 Robust Permanent-Magnet Design
Permanent-magnet rotor provides predictable torque characteristics and minimal heat generation, ensuring stable operation during long-duty cycles.
🟩 Reliable Mechanical Construction
Sealed bearings and a reinforced housing resist vibration and mechanical shock, extending operational lifespan even in high-vibration engine compartments.
🟩 Compatibility with Woodward Controls
Integrates seamlessly with Woodward governor modules, digital controllers, and speed control units, providing reliable actuation for forward-acting and feedback-controlled applications.
🛠Installation & Operation Tips
- Mount on a vibration-isolated panel or actuator bracket.
- Ensure proper shaft alignment and coupling with mechanical linkages.
- Use clean, regulated 24 VDC supply to avoid torque inconsistencies.
- Verify rotation direction and full motion range before commissioning.
- Periodically inspect for loose connections or mechanical wear in long-term operation.
For technical assistance, parts sourcing, or integration support:
🔗 https://www.dcsplcsystem.com/
🔗 https://www.dcsplcsystem.com/woodward
📦 Recommended Similar Products
| Model | Description | Function | Application Focus |
|---|---|---|---|
| 5484-877 PM Motor 24VDC 15 RPM | Low-speed PM actuator | Engine fuel and throttle control | Precise motion applications |
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| 8272-582 APM Motor Control | Motor controller for PM actuators | Speed and position control | Closed-loop engine control systems |
| SMM40 Speed Adjusting Motor 1766-523 | Adjustable speed motor | Engine speed trimming | Generator and turbine regulation |
| 9907-014 2301A Forward Acting Speed Control Rev J | Digital speed controller | Engine speed regulation | Generator sets, load sharing applications |
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