Bosch AQT Pressure Washer Trigger Gun, Lance & Variable Nozzle

This replacement kit includes a trigger gun, lance extension, and variable nozzle for Bosch AQT do...

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B&QB&Q - Bosch Aqt Pressure Washer Trigger GunLance & Variable Nozzle
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Product Information

Full details

This replacement kit is for owners of Bosch AQT domestic pressure washers seeking to restore precise control and reliable performance. Its key benefit is bringing back confident handling and accurate cleaning power with a direct replacement for worn or damaged original parts. A caveat is its specific compatibility only with Bosch AQT bayonet fittings and hoses, not other Bosch models or brands. The kit includes a trigger gun, lance extension, and a variable nozzle, all designed for ease of use and quick setup.

All features

Model Part NumberAQT
BrandBosch

Extended Product Information

FAQs

Is this kit compatible with my Bosch pressure washer model XYZ?

This kit is specifically designed for the Bosch AQT series of domestic pressure washers that use the AQT bayonet fitting. Please check your pressure washer's manual or look for the AQT designation and bayonet connection type to confirm compatibility. It is not suitable for standard Bosch or other brands' pressure washers.

What is the maximum pressure this trigger gun can handle?

The specifications indicate a maximum pressure of 1750 PSI (120 Bar).

Can I use this with a non-Bosch pressure washer hose?

No, this kit is designed exclusively for Bosch AQT pressure washers and compatible Bosch AQT bayonet hoses. It will not connect securely or function correctly with hoses from other brands or non-AQT Bosch hoses.

How do I adjust the spray pattern on the nozzle?

The variable nozzle typically rotates. Turn the nozzle head to adjust the spray pattern from a wide fan for broader coverage to a narrow jet for concentrated cleaning power.

What does 'ergonomic design' mean for the trigger gun?

An ergonomic design means the trigger gun has been shaped and balanced for comfort and ease of use, reducing strain on your hand and wrist during operation.

What is included in the kit?

The kit includes one trigger gun, one lance extension, and one variable nozzle.

How do I clean the nozzle if it gets clogged?

Disconnect the nozzle from the lance. You can try rinsing it with water. If debris is lodged, use a thin, non-metallic object (like a wooden toothpick) to carefully dislodge any blockages from the nozzle opening.

Troubleshooting

Trigger gun not spraying water

Ensure the pressure washer is powered on, water supply is on, and the trigger is fully depressed. Check that the bayonet connection to the hose is secure and that the variable nozzle is not set to 'off' or a fully closed position.

Low water pressure or weak spray

Check that the water inlet filter on the pressure washer is clean. Ensure the variable nozzle is adjusted to a finer spray setting. Verify the connection to the pressure washer hose is fully secured. Check for any kinks in the hose.

Leaking from the trigger gun or lance connection

Ensure the bayonet fittings are completely locked into place. Inspect the O-rings on the fittings for damage or wear and replace if necessary. Do not overtighten connections.

Difficulty attaching or detaching parts

Make sure you are using the correct Bosch AQT bayonet fittings. Press and hold the release button firmly when detaching. Ensure debris is not blocking the connection points.

Pros and Cons

Pros

  • Restores original functionality and control to Bosch AQT pressure washers.
  • Ergonomic design enhances user comfort during extended use.
  • Variable nozzle offers flexibility for different cleaning tasks.
  • Quick-connect fittings simplify setup and disassembly.
  • Direct replacement ensures a precise fit for compatible models.

Cons

  • Only compatible with Bosch AQT models; will not fit other Bosch pressure washers or different brands.
  • Requires existing Bosch AQT bayonet hoses; not a universal solution.
  • Does not include the main pressure washer unit.

Setup, Compatibility & Care

Setup:

  1. Ensure your Bosch AQT pressure washer is disconnected from the power and water supply.
  2. Locate the bayonet fitting on your existing pressure washer hose.
  3. Remove the old trigger gun/lance assembly by pressing the release button and twisting.
  4. Align the Bosch AQT bayonet fitting on the new trigger gun with the hose connection.
  5. Push the trigger gun firmly onto the hose fitting and twist until it locks securely.
  6. Attach the lance extension to the trigger gun's outlet, if desired, ensuring it clicks into place.
  7. Connect the variable nozzle to the end of the lance extension.
  8. Reconnect the pressure washer to power and water, then test.

Compatibility:

  • Compatible With: Bosch AQT domestic pressure washer models featuring the AQT bayonet fitting. Compatible with Bosch AQT bayonet hoses.
  • Not Compatible With: Standard Bosch pressure washers (non-AQT), or pressure washers from any other brand.

Care:

  • After each use, briefly run water through the trigger gun and nozzle to flush out any debris.
  • Store the kit indoors in a dry place to prevent damage from extreme temperatures or moisture.
  • Periodically check the bayonet fittings and quick-connect points for any signs of wear or damage.

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