Kärcher K 3.49 M Operator's Manual page 17

Symptom
No detergent.
Garden hose con-
nection leaks.
Spray wand leaks. Spray wand not properly at-
Pump is noisy.
Water leaks from
pump (up to 10
drops per minute is
permissible).
Oil Drip.
Customer Support
USA and Canada
To register this product, please visit:
www.karcher-register.com
For technical support, go to:
www.karcher-help.com
If you purchased this unit new and parts
are missing, or if you need to file a war-
ranty claim, please call:
1-800-537-4129
Cause
Detergent suction tube not
properly connected to the ma-
chine.
Detergent is too thick.
Filter on detergent suction tube
is clogged.
Damaged or clogged deter-
gent suction tube.
Spray wand is in high pressure
position.
Discharge nozzle is obstruct-
ed.
Loose fittings.
Missing/worn rubber washer.
tached.
Broken o-ring or plastic insert. Call Customer Support
Pump is sucking air.
Loose fittings.
Water seals are damaged or
worn.
Oil seals are damaged or
worn.
Solution
Check connection.
Dilute detergent, for best results
use Kärcher
Run warm water through filter to
remove debris.
Remove obstruction or replace
detergent suction tube.
Turn spray wand tip to low pres-
sure position.
Blow out or remove debris with
fine needle.
Tighten fittings.
Insert new washer.
Insert the spray wand into the
trigger gun. Carefully press in
against the spring tension and
twist into the locked position.
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.
Check that all fittings are tight.
Call Customer Support
Call Customer Support
You will need to fax or email your re-
ceipt to a customer service agent. All
other information can be found at:
www.karcherresidential.com
Customer Support
Mexico
Call: 01-800-024-13-13 for help or visit
our website: www.karcher.com.mx
detergent.
®
English
17