TROUBLESHOOTING – continued
Symptom
Cause
Solution
No detergent.
Detergent suction tube not properly
connected to the machine.
Check connection.
Detergent is too thick.
Dilute detergent, for best results
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
pressure position.
Discharge nozzle is obstructed.
Blow out or remove debris with
fine needle.
Gardenhose
Loose fittings.
Tighten fittings.
connection leaks.
Missing/worn rubber washer.
Spray wand not properly attached.
Insert new washer.
12
Spraywandleaks.
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.
Pump is sucking air.
Call Kärcher customer service
“hotline and order repair kit “(part
no. 2.883-111.0).
Pump is noisy.
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 Loose fittings.
Check that all fittings are tight.
Call service center.
to 10 drops per minute is
permissible).
Oil Drip.
Water seals are damaged or worn.
Oil seals are damaged or worn.
Call service center.
If you encounter any additional
difficulties not listed, please call our
service center for help.
In USA Call: 1-800-537-4129
or visit our website: www.karcher-usa.com
Karcher Customer Support USA
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| Categories | Kärcher Pressure Washer Manuals, Pressure Washer Manuals |
|---|---|
| Tags | Kärcher K 3.78 M |
| Download File |
|
| Language | English, Français, Español |
| Product Brand | Kärcher. Kärcher US Home and garden support phone: 1-800-537-4129 Kärcher international support: http://www.karcher.com/start/choose_your_language.htm, Pressure Washer |
| Document File Type | |
| Publisher | karcherresidential.com |
| Wikipedia's Page | Kärcher |
| Copyright | Attribution Non-commercial |
(1 votes, average: 5 out of 5)
Lawn and Garden readers have rated Kärcher K 3.78 M Electric Power High Pressure Washer Owners Manual 5.0 out of 5.0 based on 1 product reviews. Exact duplicate of my original manual.