1. Introduction
This manual provides essential instructions for the safe installation, operation, and maintenance of your Pureline PL1103 1 HP Round Flange 56J Up Rate Pool Pump Motor. Please read this manual thoroughly before installation and operation to ensure proper function and longevity of the product. Keep this manual for future reference.
The Pureline PL1103 motor is designed as a replacement for various 1 HP pool pumps, featuring sealed ball bearings for quiet operation and high-quality construction.
2. Safety Information
WARNING: Risk of Electric Shock or Electrocution.
- Installation and servicing must be performed by a qualified electrician or certified pool technician in accordance with all national and local electrical codes.
- Always disconnect power to the pump motor at the circuit breaker before attempting any installation, maintenance, or service.
- Ensure proper grounding of the motor to prevent electric shock.
- Do not operate the motor if it is damaged or if any electrical components are exposed to water.
- Protect your investment: Seal leakage can void the motor's warranty. Always use new seals and gaskets when replacing the motor.
Read all instructions before installing or using this product.
3. Compatibility
The Pureline PL1103 motor is designed as a direct replacement for many popular 1 HP pool pump motors. It replaces models such as UST1102, SP1607Z1MBK, SP1607Z1M, EUST1102, and C48K2N143B1.
This motor is compatible with several pump models, including:
- Hayward Super Pump SP2607X10
- Hayward Super II Pump SP3007X10
- Hayward Max-Flo Pump SP2807X10
Important: This motor may be compatible with other pump models. Please verify the specifications of your current motor to ensure compatibility before installation.

Image: The Pureline PL1103 motor shown alongside various compatible pool pump housings, illustrating its design for replacement in popular models like Hayward Super Pump, Super II, and Max-Flo. This visual aids in understanding the motor's intended use as a replacement component.
4. Setup and Installation
Before you begin: Ensure the power supply to the pool pump is completely disconnected at the circuit breaker. Gather necessary tools, including screwdrivers, wrenches, and electrical tape.
- Disconnect Old Motor: Carefully disconnect all electrical wiring from the old motor. Note the wiring configuration for reference. Remove the old motor from the pump housing.
- Inspect Pump Housing: Clean the pump housing and inspect for any damage or wear.
- Install New Seals and Gaskets: It is highly recommended to replace all seals and gaskets in the pump housing when installing a new motor. A tune-up kit (sold separately) typically includes these components. Using old seals can lead to leaks and may void the motor's warranty.
- Mount New Motor: Attach the Pureline PL1103 motor to the pump housing, ensuring a secure fit.
- Wiring: Refer to the wiring diagram on the motor label and below for correct electrical connections. The motor supports both 115V and 230V configurations. Ensure the voltage selection switch (if present) is set correctly for your power supply.

Image: Detailed view of the Pureline PL1103 motor's electrical connection panel, showing wiring diagrams for both 115V and 230V configurations. This image is critical for proper electrical installation, indicating neutral, line, and ground wire connections.
- 115V Wiring: For 115V wiring, the line wire is typically black or red, the neutral wire is normally white, and the ground wire is normally green.
- 230V Wiring: For 230V wiring, there are typically two line wires (normally black and one other color, e.g., red). Either line wire can be connected to terminal 1 or 3. The ground wire is normally green.
- Important: Make sure the horsepower and full load amps of the original motor are less than or equal to this motor. Failure to do so will burn the motor.
- Turn off the power supply before operating on the motor.
- Component covers must be in place before operation to prevent electrical shock or injury.
- Motor should be installed by qualified personnel in accordance with NEC.

Image: An angled view of the Pureline PL1103 1 HP Round Flange 56J Up Rate Pool Pump Motor, showcasing its overall design and flange type. This image provides a general visual reference of the product.

Image: A side view of the Pureline PL1103 1 HP Round Flange 56J Up Rate Pool Pump Motor, highlighting its cylindrical body and mounting feet. This view helps in identifying the motor's physical characteristics.
- Test Operation: Once all connections are secure and covers are in place, restore power to the pump. Briefly run the pump to check for proper operation, leaks, and unusual noises.
5. Operating Instructions
The Pureline PL1103 motor operates as part of your pool pump system. Once installed, its operation is typically controlled by your pool's existing timer or control panel.
- Initial Start-up: After installation, ensure the pump is primed according to your pump manufacturer's instructions before starting the motor. Running a pump dry can cause damage.
- Normal Operation: The motor will engage when power is supplied, driving the pump impeller to circulate water.
- Monitoring: Periodically observe the motor during operation for any unusual noises, vibrations, or excessive heat.
6. Maintenance
Regular maintenance helps ensure the longevity and efficient operation of your Pureline PL1103 motor.
- Keep Motor Clean: Ensure the motor's ventilation openings are clear of debris, dust, and dirt to prevent overheating.
- Check for Leaks: Regularly inspect the pump and motor area for any water leaks. Even small leaks can lead to motor damage and void the warranty. Address any leaks immediately by replacing worn seals or gaskets.
- Listen for Unusual Noises: The Pureline motor is designed for quiet operation. If you notice new or excessive noise, investigate the cause. This could indicate bearing wear or other issues.
- Electrical Connections: Periodically check electrical connections for tightness and signs of corrosion. Ensure all protective covers are securely in place.
7. Troubleshooting
This section addresses common issues you might encounter with your pool pump motor.
| Problem | Possible Cause | Solution |
|---|---|---|
| Motor is running loud or humming | Worn bearings, electrical issue, or pump cavitation. | Check for proper water flow to the pump. If noise persists, consult a qualified technician. |
| Motor is leaking water | Worn shaft seal or gaskets in the pump housing. | Replace the shaft seal and all gaskets. Ensure proper installation of a tune-up kit. |
| Motor does not start | No power, tripped breaker, incorrect wiring, or seized motor. | Check circuit breaker. Verify electrical connections. If motor is seized, professional service is required. |
| Motor overheats and shuts off | Insufficient ventilation, low voltage, or excessive load. | Ensure clear airflow around the motor. Verify correct voltage supply. Check for pump impeller obstruction. |
If troubleshooting steps do not resolve the issue, contact a qualified pool technician or Pureline customer support.
8. Specifications
- Model: PL1103
- Horsepower (HP): 1 HP
- Flange Type: Round Flange 56J
- Voltage: 115V/230V (Dual Voltage)
- Amps: 12A (115V) / 6A (230V)
- Watts: 1050W
- Speed: 3500 RPM
- Material: Stainless Steel
- Product Dimensions: 38.1 x 15.24 x 15.24 cm (15 x 6 x 6 inches)
- Manufacturer: Pureline
- Replaces Models: UST1102, SP1607Z1MBK, SP1607Z1M, EUST1102, C48K2N143B1
9. Warranty Information
The Pureline PL1103 Replacement Motor is backed by a full 1-year warranty from the date of purchase. This warranty covers defects in materials and workmanship under normal use.
Important: The warranty may be voided by improper installation, misuse, neglect, or damage caused by operating the pump with old or faulty seals and gaskets leading to water ingress. Always use a new tune-up kit during motor replacement to protect your investment.
For warranty claims or further details, please contact Pureline customer support.
10. Support
For technical assistance, troubleshooting guidance, or to inquire about replacement parts, please contact Pureline customer support through their official website or the retailer where the product was purchased.
When contacting support, please have your model number (PL1103) and purchase information readily available.





