1. Introduction
Thank you for choosing the Goplus Electric Trolling Motor 55LBS. This manual provides essential information for the safe and efficient operation, installation, maintenance, and troubleshooting of your new trolling motor. Please read this manual thoroughly before use and retain it for future reference.
This electric trolling motor is designed for use in both freshwater and saltwater environments, offering reliable propulsion for various boating activities such as fishing, touring, and light competition. It features an 8-speed control system (5 forward, 3 reverse), a telescoping handle, and an LED battery indicator for convenience.
2. Safety Information
Always prioritize safety when operating any marine equipment. Failure to follow these instructions could result in injury or damage to the product.
- Read All Instructions: Familiarize yourself with the motor's functions and controls before operation.
- Battery Connection: Ensure correct polarity when connecting to a 12V deep cycle marine battery. Incorrect connection can damage the motor and battery.
- Propeller Safety: Keep hands, feet, and clothing clear of the propeller at all times, especially when the motor is connected to a power source.
- Water Conditions: Do not operate the motor in extremely shallow water or areas with dense weeds to prevent damage to the propeller or motor.
- Emergency Shut-off: Know how to quickly disconnect power to the motor in an emergency.
- Children: Keep children away from the motor and controls unless under direct adult supervision.
- Overheating: If the motor housing becomes excessively hot, disconnect power immediately and allow it to cool.
3. Package Contents
Verify that all components are present upon unpacking:
- Goplus Electric Trolling Motor (55LBS)
- Two-bladed Propeller
- Mounting Hardware (nuts, bolts, washers)
- Instruction Manual

Figure 1: Labeled components of the Goplus Electric Trolling Motor.
4. Setup and Installation
4.1 Mounting the Motor
- Choose Mounting Location: The motor is designed for transom mounting. Select a sturdy, flat area on the boat's transom that allows the propeller to be submerged at the desired depth and provides clear access to the controls.
- Attach Mounting Bracket: Secure the adjustable mounting bracket to the transom using the provided clamps. Ensure the clamps are tightened firmly to prevent movement during operation.
- Position Motor: Insert the motor shaft into the mounting bracket. Adjust the motor's position to ensure the propeller is adequately submerged below the water surface and clear of any obstructions.
4.2 Propeller Installation
- Align the propeller with the motor shaft.
- Secure the propeller with the provided nut and washer. Ensure it is tight but do not overtighten.
4.3 Battery Connection
This motor requires a 12V deep cycle marine battery (not included).
- Ensure the motor is in the "OFF" position (speed control set to 0).
- Connect the red positive (+) cable from the motor to the positive (+) terminal of the battery.
- Connect the black negative (-) cable from the motor to the negative (-) terminal of the battery.
- Ensure all connections are secure and free from corrosion.

Figure 2: Adjustable shaft and mounting bracket tilt mechanism.
5. Operating Instructions
5.1 Powering On and Speed Control
- Once the motor is securely mounted and connected to the battery, ensure the propeller is fully submerged.
- Rotate the speed control dial on the telescoping handle.
- The motor offers 5 forward speeds (1-5) and 3 reverse speeds (R1-R3). Start at a lower speed and gradually increase as needed.
- To stop the motor, turn the speed control dial to the "0" position.
5.2 Steering with Telescoping Handle
The ergonomic telescoping handle allows for comfortable steering. Extend or retract the handle to your preferred length for optimal control while sitting or standing.
5.3 LED Battery Indicator
The motor is equipped with an LED battery indicator to display the approximate battery charge level. Monitor this indicator to know when it's time to recharge or switch to a spare battery.

Figure 3: Control features including LED battery indicator, speed control, and telescoping handle.
6. Maintenance
Regular maintenance ensures the longevity and optimal performance of your trolling motor.
- After Each Use: Rinse the motor, especially the propeller and shaft, with fresh water to remove salt, dirt, and debris.
- Propeller Inspection: Periodically check the propeller for damage, nicks, or tangled fishing line. Replace damaged propellers immediately.
- Battery Care: Keep your deep cycle marine battery charged. Store the battery in a cool, dry place when not in use.
- Electrical Connections: Inspect battery terminals and motor connections for corrosion. Clean with a wire brush if necessary and apply dielectric grease to prevent future corrosion.
- Storage: Store the motor in a dry, protected area when not in use. If storing for extended periods, disconnect the battery.
7. Troubleshooting
If you encounter issues with your Goplus Electric Trolling Motor, refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Motor does not run or runs intermittently. | Loose or corroded battery connections. Low battery charge. Blown fuse. Faulty speed control switch. | Check and tighten all battery connections. Clean any corrosion. Recharge or replace the battery. Check and replace the fuse if blown. Contact customer support if the switch is suspected to be faulty. |
| Reduced thrust or unusual vibration. | Propeller tangled with weeds or fishing line. Damaged or unbalanced propeller. | Clear any debris from the propeller. Inspect the propeller for damage and replace if necessary. |
| Motor runs, but boat does not move. | Propeller shear pin broken. | Replace the shear pin. |
| LED battery indicator shows low power quickly. | Battery not fully charged or old battery. | Ensure battery is fully charged before use. Consider replacing an old battery. |
If these steps do not resolve the issue, please contact Goplus customer support.
8. Specifications
| Feature | Detail |
|---|---|
| Brand | Goplus |
| Model | 55LBS |
| Color | Black |
| Material | Fiberglass composite rod, die-cast aluminum |
| Engine Type | Electric |
| Operation Mode | Electric |
| Voltage | 12 Volts |
| Mounting Type | Transom Mount |
| Maximum Horsepower | 0.62 Horsepower |
| Shaft Length | 36 inches |
| Speed Settings | 5 Forward / 3 Reverse |
| Propeller | Two-bladed |
| Recommended Uses | Freshwater, Saltwater, Sail Boats |

Figure 4: Key dimensions and specifications.
9. Warranty and Support
Goplus products are manufactured to high-quality standards. For warranty information, product support, or to purchase replacement parts, please refer to the contact information provided with your purchase or visit the official Goplus website. Please have your model number (55LBS) and purchase date available when contacting support.