Kärcher K 3.740 Electric Power High Pressure Washer Owners Manual

Symptom
Cause
Solution
No detergent.
Detergent suction tube not     Check connection.
properly connected to the
machine.
Detergent is too thick.
Dilute detergent, for best re-
sults use Kärcher
®
detergent.
Filter on detergent suction
tube is clogged.
Run warm water through filter
to remove debris.
Damaged or clogged deter-   Remove obstruction or replace
gent suction tube.                   detergent suction tube.
Spray wand is in high pres-    Turn spray wand tip to low
sure position.                          pressure position.
Discharge nozzle is obstruct- Blow out or remove debris with
ed.
fine needle.
Garden hose con-  Loose fittings.
nection leaks.
Spray wand leaks. Spray wand not properly at-   Insert the spray wand into the
Tighten fittings.
Missing/worn rubber washer. Insert new washer.
tached.
trigger gun. Carefully press in
against the spring tension and
twist into the locked position.
Broken o-ring or plastic in-     Call Customer Support
sert.
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   Loose fittings.
Check that all fittings are tight.
pump (up to 10
drops per minute
is permissible).
Oil Drip.
Water seals are damaged or  Call Customer Support
worn.
Oil seals are damaged or
worn.
Call Customer Support
If you encounter any additional difficul-
ties not listed, please visit our website.
USA / Canada:
www.karcher-help.com
México:
www.karcher.com.mx
20
English
Product Specification
CategoriesKärcher Pressure Washer Manuals, Pressure Washer Manuals
Tags
Download File
Please Enter the Security Characters Shown Below. Letters are Case Sensitive. Your download link will appear upon completing this step.
- 64 pages
LanguageEnglish, Français, Español
Product BrandKärcher. 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 TypePDF
Publisherkarcherresidential.com
Wikipedia's PageKärcher
CopyrightAttribution Non-commercial
(0 votes, average: 0 out of 5)

Submit your review (optional)
(will not be displayed)
* Required Field

Leave a Reply

Your email address will not be published. Required fields are marked *

*
*
Website