Troubleshooting - Kärcher K 5.93 Operator's Manual

Karcher high pressure washer operator manual
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CAUTION
Symptom
Motor will not start
Unit does not reach
high pressure.
Output pressure va-
ries high and low.
14
English

TROUBLESHOOTING

Cause
On/Off switch is in the "OFF"
(O) position.
Power cord is not plugged in.
Extension cord is too long.
Extension cord is not proper
gauge.
Extension cord is damaged.
Electrical outlet does not supply
adequate power.
Diameter of garden hose is too
small.
Water supply is restricted.
Not enough inlet water supply.
Water inlet filter is clogged.
Spray wand is in low pressure
position.
Not enough inlet water supply.
Pump is sucking air.
Water inlet filter is clogged.
Discharge nozzle is obstructed. Blow out or remove debris with
Calcified gun, hose or spray
wand.
Disconnect the machine from the power
source before making any repair.
Solution
Turn switch to the "ON" (I) posi-
tion
Plug in power cord.
Replace extension cord with
either a 25 ft. 12/3 gauge cord
or a 50 ft. 10/3 gauge cord.
Try a different outlet.
Replace with a 1/2 inch or 5/8
inch garden hose.
Check garden hose for kinks,
leaks and blockage.
Open water source full force.
Remove filter and rinse out in
warm water.
Turn spray wand to high pres-
sure position.
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.
a fine needle.
Run distilled vinegar through
detergent suction tube.

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K 5.93 m

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