Karcher K 2.90 M specifications USA Call

Page 12

TROUBLESHOOTING –

12

Symptom

 

Cause

 

Solution

 

 

 

 

 

 

 

No detergent.

 

Detergent suction tube not properly

 

Check connection.

 

 

connected to the machine.

 

 

 

 

 

 

 

 

 

Detergent is too thick.

 

Dilute detergent, for best results

 

 

 

 

use Kärcher detergent.

 

 

 

 

 

 

 

Filter on detergent suction tube is

 

Run warm water through filter to

 

 

clogged.

 

remove debris.

 

 

 

 

 

 

 

Damaged or clogged detergent

 

Remove obstruction or replace

 

 

suction tube.

 

detergent suction tube.

 

 

 

 

 

 

 

Spray wand is in high pressure

 

Turn spray wand tip to low

 

 

position.

 

pressure position.

 

 

 

 

 

 

 

Discharge nozzle is obstructed.

 

Blow out or remove debris with

 

 

 

 

fine needle.

 

 

 

 

 

Garden hose

 

Loose fittings.

 

Tighten fittings.

connection leaks.

 

 

 

 

 

Missing/worn rubber washer.

 

Insert new washer.

 

 

 

 

 

 

 

 

Spray wand leaks.

 

Spray wand not properly attached.

 

Insert the spray wand into the trig-

 

 

 

 

ger gun. Carefully press in against

 

 

 

 

the spring tension and twist into

 

 

 

 

the locked position.

 

 

 

 

 

 

 

Broken o-ring or plastic insert.

 

Call Kärcher customer service

 

 

 

 

hotline and order repair kit (part

 

 

 

 

no. 2.883-111.0).

 

 

 

 

 

Pump is noisy.

 

Pump is sucking air.

 

Check that hoses and fittings are

 

 

 

 

air tight. Turn off machine and

 

 

 

 

purge pump by squeezing trigger

 

 

 

 

gun until a steady flow of water

 

 

 

 

emerges through the nozzle.

 

 

 

 

 

Water leaks from pump

 

Loose fittings.

 

Check that all fittings are tight.

(up to 10 drops per

 

 

 

 

 

Water seals are damaged or worn.

 

Call service center.

minute is permissible).

 

 

 

 

 

 

 

Oil Drip.

 

Oil seals are damaged or worn.

 

Call service center.

 

 

 

 

 

In USA Call: 800-537-4129

or visit our website: www.karcher-usa.com

If you encounter any additional difficulties not listed, please call our service center for help.

Karcher Customer Support USA

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Contents 90 M Overview Ground Fault Circuit Interrupter Gfci Protection Follow the maintenance instructions specified in the manualExtension Cords Assembly Instructions Water Supply Cold Water OnlyOperating Instructions Using the Accessories Vario power spray wandGfci Instructions Rotating wash brushWorking with Detergents Always Use Karcher Detergents for Best ResultsFollowing Karcher detergents are available Or visit our websiteShutting Down & Cleanup Winterizing and LONG-TERM StorageCare and Maintenance Instructions Cleaning TipsOptional Cleaning Accessories Barbecue Grills, Outdoor Power Equipment & Gardening ToolsPatio & Lawn Furniture RecommendationsTroubleshooting USA Call