Kärcher HD PRO Manual Del Operador página 16

CAUTION
Remove the spark plug cable to prevent accidental
ignition of the engine before making any repair.
Symptom
ENGINE WILL
NOT START
NOT ENOUGH
PRESSURE
OUTPUT PRES-
SURE
VARIES HIGH
AND LOW
NO DETERGENT
16
TROUBLESHOOTING
Cause
No gasoline
Engine switch OFF
Choke is not in the correct
position
Water pressure built up in
the machine
For additional engine problems refer to the engine manual.
Diameter of garden hose is
too small
Water supply is restricted
Not enough inlet water
supply
Water inlet filter is clogged
Black detergent nozzle is
attached
Not enough inlet water
supply.
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 suction tube
folded
Detergent is too thick
Solution
Fill gasoline tank
Turn engine switch to the ON position
Slide choke lever out to closed position
Squeeze the trigger to release the pressure
Replace with a 5/8" inside diameter or larger
garden hose
Check garden hose for kinks, leaks or
blockage
Turn water on full force. Check garden hose
for kinks, leaks or blockage.
Remove filter and rinse out in warm water
Remove black detergent nozzle and attach
high pressure nozzle
Turn water on full force. Check garden hose
for kinks, leaks or blockage
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
suction tube.
Check connection
With machine and water turned off, detach
suction tube to help unfold and reattach.
Dilute detergent, for best results use Kärcher
detergent