1. Introduzione
This manual provides essential information for the safe and efficient operation of your OurLeeme 12V 1100 GPH Automatic Bilge Pump. Please read these instructions carefully before installation and use, and retain them for future reference.
Caratteristiche del prodotto:
- Basso consumo energetico: Highly efficient with very low energy usage and high capacity.
- Dimensioni compatte: Small, lightweight design, space-saving, quiet operation, and low vibration.
- Alta portata: Provides a large water output for rapid water evacuation.
- Funzionamento completamente automatico: Equipped with an integrated electronic Reed sensor system for easy, fully automatic control.
- Design impermeabile: Fully submersible and fire-resistant with anti-airlock design and moisture-tight seals.
- Costruzione durevole: Stainless steel shaft, impact-resistant plastic housing with anti-rust and corrosion-resistant properties.
- Protezione contro il funzionamento a secco: Designed not to burn out when running dry.
- Utilizzo versatile: Compatible with both fresh and saltwater.

Figura 1: OurLeeme 12V 1100 GPH Automatic Bilge Pump. This image shows the compact design of the bilge pump with its white and blue casing and integrated wiring.
2. Informazioni sulla sicurezza
Please observe the following safety warnings to prevent injury or damage to the product.

Figure 2: Product Warning Label. This label indicates a choking hazard due to small parts, making it unsuitable for children under 3 years old. It also displays CE and UKCA compliance marks.
- Rischio di soffocamento: Contains small parts. Keep away from children under 3 years of age.
- Ensure all electrical connections are properly insulated and protected from water ingress.
- Do not operate the pump if the wiring is damaged.
- Scollegare sempre l'alimentazione prima di effettuare qualsiasi operazione di manutenzione o installazione.
- This pump is designed for pumping water only. Do not use it for flammable liquids, chemicals, or other hazardous materials.
3. Contenuto della confezione
Verificare che tutti gli articoli siano presenti nel pacco:
- 1 x ourLeeme 12V 1100 GPH Automatic Bilge Pump
4. Specifiche
| Caratteristica | Specificazione |
|---|---|
| Tipo | Automatic Bilge Water Pump |
| Temperatura massima | 43 °C (109.4 °F) |
| Diametro di uscita | 0.75 pollici (19 mm) - Note: Some packaging or reviews may incorrectly state 29mm. The actual diameter is 19mm. |
| Voltage | 12 Volt |
| Corrente massima | 3 A |
| Portata | 1100 GPH (4160 Liters per hour) |
| Dimensioni (L x P x A) | 14.5 x 7.8 x 10 cm (5.7 x 3.1 x 3.9 pollici) |
| Lunghezza del cavo | 1 metro |
| Peso | 500 grammi |
| Materiale | Acciaio inossidabile, plastica |

Figure 3: Product Dimensions. This image illustrates the length (14.5 cm / 5.7"), width (7.8 cm / 3.1"), and height (10 cm / 3.9") of the bilge pump.
5. Installazione e configurazione
Un'installazione corretta è fondamentale per le prestazioni e la longevità della pompa.
Montaggio:
- Position the pump in the lowest part of the bilge or desired water collection area.
- Ensure the pump is securely mounted to prevent movement during operation.
- The pump is fully submersible.
Giunzione di tubi:
- Connect a 0.75-inch (19mm) discharge hose to the pump's outlet.
- Fissare il tubo con un tubo clamp per evitare perdite.
- Route the discharge hose upwards and overboard, ensuring a continuous downward slope to prevent backflow.

Figure 4: Typical Bilge Pump Installation. This image shows the bilge pump positioned within a boat's bilge, ready for operation.
6. Istruzioni per il cablaggio
Correct wiring is essential for safe and automatic operation. Always disconnect the power source before wiring.
Identificazione del filo:
- Filo nero: Connect to the negative (-) terminal of the 12V power source.
- Filo rosso: Connect to the positive (+) terminal for Modalità manuale operazione.
- Filo blu: Connect to the positive (+) terminal for Modalità automatica operazione.

Figure 5: Wiring Details. This close-up shows the black (negative), red (manual positive), and blue (automatic positive) wires emerging from the pump.
Schema elettrico:
Before wiring, open the filter and remove the foam block located under the float mechanism.

Figure 6: Wiring Diagram. This diagram illustrates connections for both Automatic Mode (Black to Battery -, Blue to Battery +) and Manual Mode (Black to Battery -, Red to Battery +). Note: The diagram shows a "Brown" wire for manual mode, but the product description and other images indicate "Red" for manual positive connection. Please follow the Red wire for manual positive connection as per the product description and Figure 5.
- Modalità automatica: Collegare il Nero wire to the battery's negative terminal. Connect the Blu wire to the battery's positive terminal. The pump will activate automatically when the water level rises.
- Modalità manuale: Collegare il Nero wire to the battery's negative terminal. Connect the Rosso wire to the battery's positive terminal. The pump will operate continuously as long as power is supplied.
- It is recommended to install a fuse (not included) in the positive line for circuit protection.
7. Istruzioni per l'uso
L'OurLeeme Bilge Pump offers both automatic and manual operation modes.
Funzionamento automatico:
- When wired for Automatic Mode (Blue wire to positive), the pump's internal float switch will detect rising water levels.
- The pump will automatically activate when the water reaches a critical level.
- Once the water level drops below the sensor, the pump will automatically shut off.

Figure 7: Automatic Operation Cycle. This sequence illustrates how the pump activates when water reaches a critical level and deactivates once the water is pumped out and the level drops.
Funzionamento manuale:
- When wired for Manual Mode (Red wire to positive), the pump will run continuously as long as power is supplied.
- This mode is suitable for situations requiring continuous pumping or for testing the pump.
- Always monitor the pump during manual operation to prevent dry running for extended periods, although the pump is designed not to burn out when dry.
8. Manutenzione
Regular maintenance ensures optimal performance and extends the lifespan of your bilge pump.
- Ispezionare regolarmente: Periodically check the pump for debris, such as leaves, hair, or other foreign objects that may obstruct the intake or impeller.
- Pulisci lo schermo di aspirazione: The pump features a removable filter/intake screen. Clean it regularly to ensure unrestricted water flow.
- Controllare il cablaggio: Inspect all wiring connections for corrosion, fraying, or loose terminals. Ensure connections are secure and waterproof.
- Operazione di prova: Regularly test the pump's automatic and manual functions to confirm it is operating correctly. For automatic mode, introduce water into the bilge to trigger the float switch.
- winterization: In freezing conditions, ensure the pump is drained and protected from ice formation, or remove it for storage.
9. Risoluzione Dei Problemi
If you encounter issues with your bilge pump, refer to the following common problems and solutions:
| Problema | Possibile causa | Soluzione |
|---|---|---|
| Pump does not turn on (Automatic Mode) |
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| Pump does not turn on (Manual Mode) |
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| La pompa funziona ma non viene scaricata acqua |
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| La pompa funziona continuamente |
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10. Garanzia e supporto
Specific warranty information is not provided in the product details. For warranty claims or technical support, please contact your retailer or the manufacturer, OurLeeme, directly. Keep your purchase receipt as proof of purchase.