Troubleshooting - Kärcher K 3.98 M Manual De Instrucciones

CAUTION
Disconnect the machine from the power
source before making any repair.
Symptom
Motor will not start
Unit does not reach
high pressure.
Output pressure var-
ies high and low.
16
English
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TROUBLESHOOTING

Cause
On/Off switch is in the "OFF"
(O) position.
Power cord is not plugged in. Plug in power cord.
Electrical outlet does not sup-
ply adequate power.
Tripped circuit breaker.
Diameter of garden hose is
too small.
Water supply is restricted.
Not enough inlet water supply.Open water source full force.
Water inlet filter is clogged.
Spray wand is on low pres-
sure position.
Not enough inlet water supply.Turn water on full force.
Pump is sucking air.
Water inlet filter is clogged.
Discharge nozzle is obstruct-
ed.
Calcified gun, hose or spray
wand.
Solution
Turn switch to the "ON" (I) po-
sition
Try a different outlet.
Switch off pressure washer.
The reset comes automaticly
once the temperature of the
unit drops.
Replace with a 5/8 inch or
larger garden hose.
Check garden hose for kinks,
leaks and blockage.
Remove filter and rinse out in
warm water.
Turn spray wand to high pres-
sure position.
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.