Manual for 411 - Troubleshooting and error codes + PDF Download

Manual for 411 - Troubleshooting and error codes + PDF Download

Brand: KÄRCHER

Category: Pressure Washer

Document Type:

Language: EN

Uploaded: April 8, 2025, 1:49 p.m.

Manual Publish Date: 1996-06

Warranty Summary

The appliance guarantee is subject to the terms and conditions issued by the national Kärcher Company in the relevant country.
  1. Starting
    1. Connect electrical connection, checking voltage.
    2. Power switch to turn ON/OFF.
    3. Water connection with coupling.
    4. Attach detergent suction hose if needed.
    5. Connect trigger gun and high-pressure hose.
    6. Attach spray lance.
    7. Attach washing brush if needed.
  2. Operation with high-pressure
    1. Set double nozzle.
    2. Release trigger and pull.
    3. Switch on pump.
  3. Operation with Detergent
    1. Set double nozzle to detergent mode.
    2. Suspend detergent hose in container.
  4. Switching Off
    1. Switch off pump and unplug.
    2. Close water inlet and detach.
    3. Pull trigger to release pressure.

Troubleshooting and error codes

ProblemPossible Cause and Solution
Appliance does not Work
  • Check mains voltage.
  • Check connector cable for damage.
Appliance does not reach Operational Pressure
  • Adjust double nozzle.
  • Bleed air from appliance.
  • Clean strainer in water connection.
  • Check inlet water flow rate.
  • Check inlet pipes for leaks or blockage.
Strong Pressure Fluctuations
  • Clean double nozzle.
Pump Leaks
  • 3 drops per minute permissible, contact customer service for more.
No Detergent Suction
  • Set double nozzle to low pressure.
  • Clean detergent suction hose and check for leaks.
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