Troubleshooting - Kärcher K 3.86 M Operator's Manual

/!k CAUTION Disconnect the machine from the power
source before making any repair,
Symptom Cause Solution
Moto# will n6t sta_ onioff Switch:'is 'in the' ;'oFF" "TurS:':'switc5io the "ON" (I) p0si:
(O) position., tion
Power cord is not plugged in. Plug in power cord..
Electrical outlet does not sup- Try a different outlet
ply adequate power..
Tripped GFCi piug ............. Press "RESET" bu_0n on
GFCI plug.
Tripped circuit 'breaker"' Switch off pressure washer
The reset comes automatically
once the temperature of the
unit drops..
Unit does not Diameter of garden hose is Replace with a 5t8 inch or larg-
reach high pres- too small., er garden hose..
sure.. Water supply iS'restricted. ' 'Check garden hose for kinks,
leaks and blockage
Not enough inlet water sup- Open water source full force..
ply.
Water inlet filter is clogged. Remove filter and rinse Out in
warm water.
spray wand is on low pres- Turn spray wand to high pres-
sure position sure position.
Output pressure Not enough inlet water sup- Turn water on full force.. Check
varies high and ply. garden hose for kinks, leaks or
low.. blockage..
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 inlet filter is clogged Remove filter and rinse out in
warm water.
Discharge nozzle is obstruct-Blow out or remove debris with
ed. a fine needle,.
Calcified' gun, hose or' Spray "Run distilled vinegar through '
wand. detergent suction tube.
English 17