![background image](http://html1.mh-extra.com/html/karcher/k-2-7/k-2-7_operators-manual_654176015.webp)
English
15
CAUTION
Disconnect the machine from the power
source before making any repair.
TROUBLESHOOTING
Symptom
Cause
Solution
Motor will not start
On/Off switch is in the “OFF”
(O) position.
Turn switch to the “ON” (I)
position
Power cord is not plugged in. Plug in power cord.
Electrical outlet does not
supply adequate power.
Try a different outlet.
Tripped circuit breaker.
Switch off pressure washer.
GFCI will reset once the tem-
perature of the unit drops.
Unit does not reach
high pressure.
Diameter of garden hose is
too small.
Replace with a 5/8 inch gar-
den hose.
Water supply is restricted.
Check garden hose for
kinks, leaks and blockage.
Not enough inlet water sup-
ply.
Open water source full force.
Water inlet filter is clogged.
Remove filter and rinse out
in warm water.
Spray wand is on low pres-
sure position.
Turn spray wand to high
pressure position.
Output pressure
varies high and low.
Not enough inlet water sup-
ply.
Turn water on full force.
Check garden hose for
kinks, leaks or blockage.
Pump is sucking air.
Check that hoses and fittings
are air tight. Turn off ma-
chine and purge pump by
squeezing trigger gun until a
steady flow of water emerg-
es through the nozzle.
Water inlet filter is clogged.
Remove filter and rinse out
in warm water.
Discharge nozzle is obstruct-
ed.
Blow out or remove debris
with a fine needle.
Calcified gun, hose or spray
wand.
Run distilled vinegar through
detergent suction tube.