1. Introduction

An overview of the Scheppach HWW1000 Sanitary Water Pump, featuring its compact design and integrated pressure tank.
Thank you for choosing the Scheppach HWW1000 Sanitary Water Pump. This manual provides essential information for the safe and efficient installation, operation, and maintenance of your new water pump. Please read these instructions carefully before using the device for the first time and keep them for future reference. Proper use and maintenance will ensure the longevity and optimal performance of your pump.
2. Safety Instructions
Always observe the following safety precautions to prevent injury or damage to the pump:
- Electrical Safety: Ensure the power supply matches the pump's specifications (230 Volts AC). Always connect the pump to a properly grounded outlet. Do not operate the pump with damaged cables or plugs.
- Water Safety: Do not pump flammable, explosive, or corrosive liquids. The pump is designed for clean water only. Avoid dry running, which can severely damage the pump.
- Personal Safety: Keep children and unauthorized persons away from the operating pump. Wear appropriate personal protective equipment (PPE) if necessary.
- Installation: Install the pump on a stable, level surface. Ensure adequate ventilation. Protect the pump from frost and direct sunlight.
- Maintenance: Disconnect the pump from the power supply before performing any maintenance or cleaning.
3. Package Contents
Carefully unpack the device and check for any missing or damaged parts. If any parts are missing or damaged, contact your dealer immediately.
- Scheppach HWW1000 Sanitary Water Pump
- Instruction Manual
- (Additional accessories may vary by package)
4. Setup and Installation
Follow these steps for proper installation of your water pump:
4.1 Key Performance Data

This diagram illustrates the key performance specifications of the pump: Maximum flow rate of 4300 L/h, maximum delivery height of 44 m, maximum suction height of 7 m, and maximum pressure of 4.4 bar.
- Placement: Position the pump on a firm, level surface, protected from weather and frost. Ensure sufficient space around the pump for ventilation and maintenance.
- Suction Line Connection: Connect a suction hose to the pump's suction inlet. Ensure the suction line is airtight to prevent air from entering the pump, which can lead to operational issues. The maximum suction height is 7 meters.
- Pressure Line Connection: Connect the pressure hose to the pump's outlet. The pump can achieve a maximum delivery height of 44 meters and a maximum pressure of 4.4 bar.
4.2 Connection Details

The G1" connection size on the pump allows for easy connection of conventional garden hoses, simplifying installation.
- The pump features a G1" connection size, which facilitates easy attachment of standard garden hoses and other plumbing components.
4.3 Pre-filter Installation

The integrated pre-filter is designed to prevent damage from dirt particles that may be present in the water supply line, protecting the pump's internal components.
- The pump is equipped with a pre-filter to protect against dirt particles. Ensure it is properly installed and sealed before operation.
5. Operating Instructions
Before starting the pump, ensure all connections are secure and the suction line is filled with water to prevent dry running.
5.1 Power and Robustness

This image highlights the pump's 1000 Watt motor power, indicating strong performance, and its robust construction for durability.
- The pump operates with a powerful 1000 Watt motor, providing efficient water transfer.
- Its robust design ensures durability and reliable performance over time.
5.2 Starting the Pump
- Fill the pump housing with water through the designated filling opening until it overflows.
- Connect the pump to a suitable power outlet.
- The pump will start automatically and build up pressure.
5.3 Applications

This graphic illustrates the versatile applications of the pump, suitable for drawing water from cisterns and wells, and for general household water supply.
- The Scheppach HWW1000 is suitable for various applications, including:
- Drawing water from cisterns.
- Pumping water from wells.
- General household water supply.
- It is ideally suited for frequent removal of smaller amounts of water, such as for toilet flushing.
- The integrated expansion tank stores water, making the domestic water system highly effective and contributing to reduced energy costs.
5.4 Portability

The pump is equipped with a practical carrying handle, making it easy to transport for mobile use.
- The pump features a practical carrying handle for easy transport and mobile use.
6. Maintenance
Regular maintenance ensures the longevity and efficient operation of your pump.
- Cleaning the Pre-filter: Regularly check and clean the pre-filter to remove any accumulated dirt particles. This prevents blockages and maintains optimal flow.
- Winterization: If the pump is stored in an area subject to frost, completely drain all water from the pump and hoses to prevent damage from freezing.
- General Cleaning: Clean the exterior of the pump with a damp cloth. Do not use aggressive cleaning agents.
7. Troubleshooting
Before contacting customer service, try to resolve minor issues using the following table:
| Problem | Possible Cause | Solution |
|---|---|---|
| Pump does not start | No power supply; Motor overload; Blocked impeller | Check power connection and fuse; Allow motor to cool down; Clear any blockages. |
| Pump runs but no water is delivered | Suction line not filled; Air in suction line; Suction height too high; Pre-filter clogged | Fill pump housing and suction line with water; Check for airtight connections; Reduce suction height; Clean pre-filter. |
| Reduced flow rate or pressure | Pre-filter clogged; Hoses kinked or blocked; Air in system | Clean pre-filter; Check hoses for obstructions; Bleed air from the system. |
8. Technical Specifications
| Feature | Specification |
|---|---|
| Brand | Scheppach |
| Model Number | HWW1000 (5908608901) |
| Motor Power | 1000 Watts |
| Voltage | 230 Volts (AC) |
| Max. Flow Rate | 4300 L/h |
| Max. Delivery Height | 44 m |
| Max. Suction Height | 7 m |
| Max. Pressure | 4.4 bar |
| Item Weight | 15.1 Kilograms |
9. Warranty and Customer Support
Scheppach products are manufactured to high-quality standards and are subject to strict quality controls. This product comes with a manufacturer's warranty in accordance with country-specific regulations. Please retain your purchase receipt as proof of purchase.
For technical assistance, spare parts, or warranty claims, please contact your authorized dealer or the Scheppach customer service department. Refer to the official Scheppach website for contact information and further details.





