Introduction
This manual provides essential information for the safe and efficient operation, maintenance, and troubleshooting of your Bosch AQT 45-14 X Electric Pressure Washer. Please read these instructions carefully before using the appliance and retain them for future reference.
Safety Information
Always observe basic safety precautions to reduce the risk of fire, electric shock, and personal injury.
- Ensure the power supply matches the voltage specified on the pressure washer's rating plate.
- Never direct the water jet at electrical equipment, the appliance itself, or other persons.
- Wear appropriate personal protective equipment, including safety glasses and protective footwear.
- Do not operate the pressure washer if the power cord or other essential parts are damaged.
- Keep children and pets away from the operating area.
- Always disconnect the power supply before performing any cleaning or maintenance.
Product Overview
The Bosch AQT 45-14 X is a high-performance electric pressure washer designed for effective cleaning tasks around your home and garden. It features a robust motor, durable metal pump, and integrated accessory storage for convenience.

Image: The Bosch AQT 45-14 X Electric Pressure Washer, showcasing its compact design, integrated hose reel, and spray gun.
Package Contents
Verify that all items are present in the package:
- High-pressure Hose
- Metal Gun
- Variable Fan Jet Lance
- Roto Lance
- Deluxe Patio Cleaner with Extended Lance
- 90-Degree Nozzle
- High-Pressure Foam Nozzle with Regulator
Setup
1. Assembly
- Handle Adjustment: Extend the height-adjustable fold-down handle to a comfortable operating position.
- Hose Reel: Ensure the high-pressure hose is correctly wound onto the integrated hose reel.
- Accessory Attachment: Connect the desired lance or nozzle to the metal gun using the quick-connect SDS fittings.

Image: A user adjusting the height of the pressure washer's handle for ergonomic use.
2. Water Connection
- Connect a garden hose to the water inlet on the pressure washer. Ensure the connection is secure to prevent leaks.
- The appliance can draw water from an external source like a rain barrel. Ensure the water source is clean and free of debris.
- The pressure washer can handle hot water up to 60°C for effective cleaning of greasy stains.

Image: Demonstrating water connection from an alternative source, such as a rain barrel.
3. Power Connection
- Plug the power cord into a suitable electrical outlet. Ensure the outlet is grounded and rated for the pressure washer's power requirements (240 Volts, 2100 Watts).
Operating Instructions
1. Starting the Pressure Washer
- Turn on the water supply.
- Press the ON/OFF switch to start the motor.
- Squeeze the trigger on the spray gun to begin water flow. Allow a few seconds for air to purge from the system.
2. Nozzle Usage
- Variable Fan Jet Lance: Adjusts from a wide fan spray for general cleaning to a concentrated jet for stubborn dirt.
- Roto Lance: Provides a rotating jet for powerful, concentrated cleaning on tough surfaces.
- 90-Degree Nozzle: Ideal for cleaning hard-to-reach areas, such as under vehicles or gutters.
- High-Pressure Foam Nozzle: Attach to apply cleaning detergents or foam. Adjust the regulator for desired foam consistency.
- Deluxe Patio Cleaner: Use for efficient and splash-free cleaning of large flat surfaces like patios and driveways.

Image: A user applying cleaning foam to a car using the high-pressure foam nozzle attachment.
3. Cleaning Applications
- Vehicles: Use the variable fan jet for general washing and the foam nozzle for detergent application. Maintain a safe distance to avoid paint damage.
- Patios and Driveways: The deluxe patio cleaner is recommended for even and efficient cleaning. For tougher spots, use the roto lance.
- Outdoor Furniture: Use a wide fan spray at a lower pressure setting to avoid damage.

Image: A user cleaning an ATV with the pressure washer, demonstrating its use for outdoor equipment.

Image: The deluxe patio cleaner attachment effectively cleaning a paved surface.
Maintenance
- Metal Water Filter: Regularly check and clean the metal water filter located at the water inlet to prevent debris from entering the pump. This ensures optimal performance and pump protection.
- Hose Care: After use, carefully wind the high-pressure hose onto the integrated reel. Avoid kinking or twisting the hose during storage.
- Storage: Store the pressure washer in a dry, frost-free environment. Ensure all water is drained from the pump and hose before storing to prevent damage from freezing. Utilize the integrated accessory storage compartments for tidiness.

Image: Hands winding the high-pressure hose onto the integrated storage reel after use.
Troubleshooting
Refer to the table below for common issues and their potential solutions.
| Problem | Possible Cause | Solution |
|---|---|---|
| No water pressure | Water supply off, clogged filter, air in pump | Check water supply, clean filter, purge air from system |
| Motor runs but no water flow | Blocked nozzle, kinked hose, insufficient water supply | Clean nozzle, straighten hose, ensure adequate water flow |
| Reduced pressure | Clogged nozzle, worn seals, air in pump | Clean nozzle, contact service for seals, purge air |
| Water leaks | Loose connections, damaged O-rings | Tighten connections, replace O-rings |
Specifications
| Feature | Detail |
|---|---|
| Brand | BOSCH |
| Model | AQT 45-14 X |
| Power Source | Electric |
| Voltage | 240 Volts |
| Wattage | 2100 Watts |
| Max Flow Rate | 450 l/h |
| Hose Length | 8 Metres |
| Item Weight | 22 Kilograms |
| Product Dimensions (LxWxH) | 40.4 x 37 x 80.8 cm |
| Max Water Temperature | 60°C |
Warranty and Support
For detailed warranty information, please refer to the warranty card included with your product or visit the official Bosch website. For technical support, spare parts, or service inquiries, please contact your local Bosch service center. Keep your purchase receipt as proof of purchase for warranty claims.