Kärcher K 2-91 MD Pressure Washer Manual

The Kärcher K 2-91 MD is a versatile pressure washer designed for efficient cleaning of various surfaces. It features a powerful motor, adjustable pressure settings, and a range of accessories for different cleaning tasks. This manual provides essential information on safety, features, setup, operation, and maintenance.

1. Features at a Glance 2. Installation 3. First-Time Setup 4. Specifications 5. Controls and Settings 6. Connecting Accessories 7. Operating the Pressure Washer 8. Maintenance and Care 9. Troubleshooting

Features at a Glance

Key components: High-pressure hose, spray gun, adjustable nozzle, detergent tank, and integrated wheels for mobility.

FeatureDescription
High-pressure hoseDurable hose for high-pressure water flow
Adjustable nozzleAllows for different spray patterns
Detergent tankBuilt-in tank for easy detergent application
Integrated wheelsFor easy mobility and transport
Powerful motorEnsures efficient cleaning performance

Installation

Unpack the pressure washer and ensure all components are included. Place the unit on a stable surface.

  1. Connect the high-pressure hose to the spray gun and the pressure washer.
  2. Attach the water supply hose to the water inlet.
  3. Fill the detergent tank if using detergent.
  4. Plug the unit into a suitable power outlet.

WARNING! Ensure all connections are secure before operating.

First-Time Setup

Power on the pressure washer and follow the setup instructions.

  1. Set the desired pressure level using the adjustable nozzle.
  2. Turn on the water supply and check for leaks.
  3. Test the spray gun to ensure proper operation.

CAUTION! Do not operate without water supply to avoid damage.

Specifications

Controls and Settings

The pressure washer features a simple control panel for easy operation. Key controls include the power switch, pressure adjustment knob, and detergent application switch.

Connecting Accessories

Various accessories can be connected for enhanced cleaning capabilities.

  1. Ensure the pressure washer is off before connecting accessories.
  2. Match the accessory to the appropriate port on the spray gun.
  3. Securely attach the accessory before use.

Tip: Refer to the accessory manual for specific instructions.

Operating the Pressure Washer

To operate, follow these steps:

  1. Turn on the water supply.
  2. Power on the pressure washer.
  3. Press the trigger on the spray gun to start cleaning.
  4. Adjust the nozzle as needed for different tasks.

WARNING! Do not point the spray gun at people or animals.

Maintenance and Care

Regular maintenance ensures optimal performance.

  1. Check and clean the filter regularly.
  2. Store the unit in a dry place when not in use.
  3. Inspect hoses and connections for wear and tear.

CAUTION! Unplug the unit before performing maintenance.

Troubleshooting

SymptomPossible CauseCorrective Action
No powerPower outlet issueCheck power connection and outlet.
No water pressureClogged filterClean the water filter.
Leaking waterLoose connectionsTighten all connections.
Inconsistent sprayBlocked nozzleClean or replace the nozzle.

Reset: Disconnect power and reconnect to reset the unit.

Kärcher K 2-91 MD Pressure Washer Manual © - All Rights Reserved 2026