Kärcher G 3000K Operator's Manual page 19

Symptom
Output
Pressure
Varies Between
High And Low
No Detergent
Garden Hose
Connection
Leaks
Cause
Pump is sucking air.
Water inlet filter is
clogged.
Spray nozzle is
obstructed.
Calcified gun, hose
or spray wand.
Detergent suction
tube not properly
connected to the
machine.
Detergent is too
thick.
Filter on detergent
suction tube is
clogged.
Damaged or
clogged detergent
suction tube.
A high pressure
nozzle is attached.
Spray nozzle is
obstructed.
Loose fittings.
Missing/worn
rubber washer.
Solution
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.
Remove filter and rinse out in warm
water.
Blow out or remove debris with a fine
needle.
Run distilled vinegar through detergent
tank.
Check connection.
Dilute detergent, for best results use
Kärcher detergent.
Run warm water through filter to remove
debris.
Remove obstruction or replace detergent
suction tube.
Replace with black detergent nozzle.
Blow out or remove debris with fine
needle.
Tighten fittings.
Insert new washer.
English 19