Introduction
This manual provides detailed instructions for the installation, operation, maintenance, and troubleshooting of your Spektrum S6170 Standard Digital Surface Servo. Designed for 1/10 2WD applications, this servo offers reliable performance and durability.

Image: The Spektrum S6170 Standard Digital Surface Servo, a black rectangular unit with a white output shaft and attached wiring harness.
Safety Precautions
- Always disconnect power to your RC vehicle before installing or removing the servo.
- Ensure all connections are secure to prevent intermittent operation or damage.
- Avoid exposing the servo to extreme temperatures or harsh chemicals.
- Do not attempt to disassemble the servo, as this may void the warranty and cause damage.
Setup
1. Installation
- Mounting the Servo: Securely mount the S6170 servo into the designated servo tray or mounting location within your RC vehicle chassis. Use appropriate screws and grommets to minimize vibration.
- Connecting the Servo Horn: Attach the appropriate servo horn to the output shaft. Ensure the horn is centered before connecting the linkage.
- Linkage Connection: Connect the steering or throttle linkage from your vehicle to the servo horn. Adjust the linkage length to achieve proper geometry and prevent binding.
2. Electrical Connection
- Connect the servo's lead to the appropriate channel on your RC receiver. The S6170 features a long lead, suitable for larger chassis without requiring an extension.
- Ensure the polarity is correct: typically, orange/yellow is signal, red is positive (+), and brown/black is negative (-).
3. Initial Calibration
- With your transmitter and receiver powered on, ensure the servo is centered. Adjust your transmitter's trim settings if necessary to achieve a neutral position.
- Verify full range of motion without binding or excessive strain on the servo or linkages.
Operating
The Spektrum S6170 is a digital surface servo designed for precise and responsive control in RC vehicles. Its digital circuitry provides consistent torque and speed throughout its travel.
- Response: The servo offers a quick response time of 0.16 sec/60 degrees, making it suitable for both steering and throttle applications.
- Torque: At 4.8V, it provides 70 oz.-in. of torque, ideal for most 1/10 2WD vehicles.
- Waterproof Design: The case is designed to protect internal electronic components from water ingress, enhancing durability in various operating conditions.
Maintenance
- Cleaning: Periodically clean the exterior of the servo to remove dirt, dust, and debris. Use a soft, dry cloth. Avoid using solvents or harsh cleaners.
- Inspection: Regularly inspect the servo case for cracks or damage. Check the servo horn and linkages for wear or looseness. Ensure the wiring is intact and connections are secure.
- Storage: Store the servo in a cool, dry place away from direct sunlight and extreme temperatures when not in use.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Servo does not respond. | No power, incorrect connection, faulty receiver channel, damaged servo. | Check power supply to receiver. Verify servo connection to receiver. Test with a different receiver channel or a known good servo. Replace servo if damaged. |
| Erratic or inconsistent movement. | Loose connection, radio interference, low battery voltage, damaged gears. | Secure all connections. Check for sources of interference. Ensure receiver battery is fully charged. Inspect servo gears for damage. |
| Servo makes noise but does not move or moves with difficulty. | Binding in linkages, stripped gears, obstruction. | Disconnect linkages and test servo independently. Inspect gears for stripping. Remove any obstructions. |
| Servo overheats. | Excessive load, continuous binding, incorrect voltage. | Reduce load on servo. Ensure linkages move freely. Verify input voltage is within specified range. |
Specifications
| Feature | Detail |
|---|---|
| Brand | Spektrum |
| Model Number | SPMSS6170 |
| Torque (4.8V) | 70 oz.-in. (5.04 kg-cm) |
| Torque (6.0V) | 65 oz.-in. (4.68 kg-cm) |
| Speed (4.8V) | 0.16 sec/60 degrees |
| Speed (6.0V) | 0.14 sec/60 degrees |
| Gear Type | Plastic |
| Waterproof | Yes (Waterproof case design) |
| Dimensions | 4.3 x 3.1 x 1.8 inches (approximate) |
| Weight | 0.1 Kilograms (approximate) |
| Application | 1/10 2WD Surface Vehicles |
Note: Specifications are subject to change without notice.
Warranty and Support
For warranty information and technical support, please refer to the official Spektrum website or contact Horizon Hobby customer service. Keep your proof of purchase for warranty claims.
Manufacturer: Horizon Hobby
Website: www.spektrumrc.com