Karcher K 5.93 User Manual
Page 15
 
English
15
Call: 1-800-465-4980 for help or visit 
our website: www.karcher.ca
If you encounter any additional difficul-
ties not listed, please call for help.
No detergent.
Detergent suction tube not pro-
perly connected to the machi-
ne. 
Check connection.
Detergent is too thick.
Dilute detergent, for best resul-
ts use Kärcher detergent.
Filter on detergent suction tube 
is clogged.
Run warm water through filter 
to remove debris.
Damaged or clogged detergent 
suction tube.
Remove obstruction or replace 
detergent suction tube.
Spray wand is in high pressure 
position.
Turn spray wand tip to low pres-
sure position.
Discharge nozzle is obstructed. Blow out or remove debris with
fine needle.
Garden hose connec-
tion leaks.
Loose fittings.
Tighten fittings.
Missing/worn rubber washer.
Insert new washer.
Spray wand leaks.
Spray wand not properly atta-
ched.
Insert the spray wand into the 
trigger gun. Carefully press in 
against the spring tension and 
twist into the locked position.
Broken o-ring or plastic insert.
Call Customer Service.
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 (up to 10 drops 
per minute is permis-
sible).
Loose fittings.
Check that all fittings are tight.
Water seals are damaged or 
worn.
Call Customer Service.
Oil Drip.
Oil seals are damaged or worn. Call Customer Service.
Symptom
Cause
Solution
Kärcher Customer Service CDN