Introduction
This manual provides essential information for the safe and efficient operation, setup, and maintenance of your Tsurumi Pump 2OM Submersible Pond/Waterfall Pump. The 2OM pump features a stainless-steel housing and a fiberglass-reinforced plastic impeller, volute, and top cover for maximum corrosion resistance and durability. It includes a 20ft cord and uses white mineral oil in the oil chamber, creating a safe environment for aquatic ecosystems. Designed with a semi-vortex design, it can pass 0.4-inch solids, ensuring reliable operation for various water features.
Safety Precautions
Adhere to the following safety guidelines to prevent injury or damage:
- Do not operate the pump in any flammable, corrosive, or toxic liquid.
- Do not pump any liquids above 104°F (40°C).
- Always lift the pump by its handle, not by the power cable.
- Use a power outlet with sufficient capacity and proper grounding.
- Do not run the pump dry; otherwise, it can overheat and sustain damage.
Setup
Follow these steps to set up your Tsurumi Pump 2OM:
- Connect the Hose: Securely connect the discharge hose to the discharge coupling on the pump.
- Position the Pump: Lower the pump into the water using its handle. Ensure it is fully submerged and stable.
- Connect to Power: Plug the pump into a properly grounded power receptacle to turn it on.
Video: Demonstrates how to connect the hose, lower the pump into the water, and plug it into a power source for operation.

Image: A Tsurumi Pump 2OM being carefully lowered into a pond by its handle, illustrating proper placement for operation.
Operation
The Tsurumi Pump 2OM is designed for continuous operation, even at low water levels, and offers extended dry run capacity. Once plugged in, the pump will begin operating.
- Starting the Pump: After connecting the hose and submerging the pump, plug the power cable into a suitable power receptacle. The pump will activate.
- Shutting Down: To stop the pump, first unplug the power cable from the receptacle. Then, carefully remove the pump from the water by its handle. Finally, disconnect the hose.

Image: The Tsurumi Pump 2OM shown operating in a pond, waterfall, and fountain, demonstrating its versatility in water feature applications.
Maintenance
Regular maintenance ensures the longevity and optimal performance of your Tsurumi Pump 2OM.
- Corrosion Resistance: The pump's stainless-steel housing and fiberglass-reinforced plastic impeller, volute, and top cover are designed for maximum corrosion resistance. Periodically inspect these components for any signs of wear or damage.
- Eco-Friendly Design: The oil chamber uses white mineral oil, which is safe for pond ecosystems. No special maintenance is required for the oil chamber under normal operating conditions.
- Solids Handling: The semi-vortex design allows the pump to pass solids up to 0.4 inches. If pumping water with high debris content, regularly check the impeller and volute for blockages and clean as necessary to maintain efficiency.
- General Cleaning: Keep the pump's exterior clean from debris and algae buildup.

Image: A detailed view of the Tsurumi Pump 2OM, emphasizing its stainless steel housing and other durable components designed for corrosion resistance and eco-friendly operation.
Troubleshooting
If you encounter any issues with your Tsurumi Pump 2OM, please refer to the safety precautions and setup instructions. For persistent problems or technical assistance, contact Tsurumi (America), Inc. customer support.
Specifications
| Specification | Detail |
|---|---|
| Brand | Tsurumi Pump |
| Model Number | 2OM |
| Color | Black |
| Material | Plastic, Stainless Steel |
| Style | Submersible Pond Pump / Waterfall Pump |
| Product Dimensions (L x W x H) | 15" x 10" x 9" |
| Power Source | Corded Electric |
| Item Weight | 16 Pounds |
| Maximum Flow Rate | 31 Gallons Per Minute (1870 GPH) |
| Voltage | 115 Volts |
| Horsepower | 1/5 HP |
| Discharge Size | 1.5 inches |
| Solids Handling | Up to 0.4 inches |
| Cord Length | 20 ft |
| Included Components | Submersible pump |

Image: A graphic displaying key product specifications for the Tsurumi Pump 2OM, including power, discharge, voltage, weight, cord length, and maximum flow rate.

Image: A performance curve chart for the Tsurumi Pump 2OM, showing the relationship between total head (ft) and capacity (gal/hour) at 60Hz and 1/5 HP.
Warranty & Support
The Tsurumi Pump 2OM comes with a 2-YEAR WARRANTY. For any questions, concerns, or warranty claims, please contact Tsurumi (America), Inc. customer support.







