Karcher Pressure Washer K 593 User Manual

K 5.93 M  
English  
Please keep the original box, packaging and receipt. Before operating this unit,  
please read this manual thoroughly and retain it for future reference.  
5.961-547.0 02/05EN  
 
MODEL OVERVIEW  
Description of Items  
11 Trigger gun safety lock  
1 Power cord  
12 Quattro nozzle  
2 High pressure outlet  
3 ON/OFF switch  
13 Detergent dosing valve  
ƽ CAUTION  
4 Water inlet and filter inlet with gar-  
den hose connector (not shown)  
5 Detergent tank (removable)  
6 Detergent suction tube with cap  
7 Transport handle  
8 Accessory compartment  
9 High pressure hose  
10 Trigger gun  
Follow the maintenance instructions  
specified in the manual  
This machine has been designed for  
use with cleaning detergents by the ma-  
nufacturer. The use of other cleaning  
detergents may affect the operation of  
the machine and void the warranty.  
For household use only !  
English 3  
 
IMPORTANT SAFETY INSTRUCTIONS  
WARNING!  
! The Trigger Gun Safety Lock PRE-  
VENTS the trigger from accidentally  
being engaged. This safety feature  
DOES NOT lock trigger in the ON  
position.  
When using this product basic  
precautions should always be  
followed, including the following:  
! Read all the instructions before  
using the product.  
ƽ WARNING  
Do not spray electrical apparatus and  
wiring.  
Do not use with flammable liquids and  
toxic chemicals.  
Injection hazard: equipment can cause  
serious injury if the spray penetrates the  
skin. do not point the gun at anyone or  
any part of the body. In case of penetra-  
tion seek medical aid immediately.  
This system is capable of producing  
10500 kPa to avoid rupture and injury,  
do not operate this pump with compon-  
ents rated less than 10500 kPa working  
pressure (including but not limited to  
spray guns, hose and hose connec-  
tions).  
! To reduce the risk of injury, close su-  
pervision is neccessary when a pro-  
duct is used near children.  
! Know how to stop the product and  
bleed pressures quickly. Be thoroug-  
hly familiar with the controls.  
! Stay alert — watch what you are  
doing.  
! Do not operate the product when fa-  
tigued or under the influence of alco-  
hol or drugs.  
! Keep operating area clear of all per-  
sons.  
! Do not overreach or stand on unsta-  
ble support. Keep good footing and  
balance at all times.  
! Follow the maintenance instructions  
specified in the manual.  
! Risk of Injection or Injury to persons  
- Do not direct discharge stream at  
persons.  
Before servicing, cleaning or removing  
any parts, shut off power and relieve  
pressure.  
Grounding Instructions  
This product must be grounded. If it  
should malfunction or breakdown,  
! High pressure jets can be dangerous  
if subject to misuse. The jet must not  
be directed at persons, animals,  
electrical devices, or the machine  
itself.  
grounding provides a path of least resi-  
stance for electric current to reduce the  
risk of electric shock. This product is  
equipped with a cord having an equip-  
ment-grounding conductor and a groun-  
ding plug. The plug must be plugged  
into an appropriate outlet that is proper-  
ly installed and grounded in accordance  
with all local codes and ordinances.  
! Wear safety goggles.  
! Do not use acids and solvents in this  
product. These products can cause  
physical injuries to the operator and  
irreversible damage to the machine.  
! To reduce the risk of electrocution,  
keep all connections dry and off the  
ground.  
ƽ DANGER  
Improper connection of the equipment-  
grounding conductor can result in a risk  
! Do not touch plug with wet hands.  
4 English  
 
of electrocution. Check with a qualified  
electrician or service personnel if you  
are in doubt as to whether the outlet is  
properly grounded. Do not modify the  
plug provided with the product - if it will  
not fit the outlet, have a proper outlet in-  
stalled by a qualified electrician. Do not  
use any type of adapter with this pro-  
duct.  
ƽ WARNING  
To reduce the risc of electrocution, keep  
all connections dry and off the ground.  
Do not touch plug with wet hands.  
WATER SUPPLY (Cold Water Only)  
ƽ CAUTION  
Dirt in the feed water will damage the  
unit. To avoid this risk, we recommend  
fitting a water filter.  
! Water hose must be at least 1/2 inch  
or 5/8 inch in diameter.  
! Flow rate of water supply must not  
fall below 2 GPM (gallons per minu-  
te).  
! Flow rate can be determined by run-  
ning the water for one minute into an  
empty 5-gallon container.  
! The water supply temperature must  
not exceed 104°F/40°C.  
! Never use the pressure washer to  
draw in water contaminated with sol-  
vents, e.g. paint thinners, gasoline,  
oil, etc.  
! Always prevent debris from being  
drawn into the unit by using a clean  
water source.  
Extension Cords  
! Use only 3-wire extention cords that  
have 3-prong grounding-type plugs  
and 3-pole cord connectors that ac-  
cept the plug from the product.  
Up to 25 ft = 12/3 AWG;  
25 to 50 ft = 10/3 AWG.  
! Use only extension cords that are in-  
tended for outdoor use. These ex-  
tension cords are identified by the  
marking “Acceptable for use with  
outdoor appliances; store indoors  
while not in use.”  
! Use only extension cords having an  
electrical rating not less than the ra-  
ting of the product.  
! Do not use damaged extension  
cords.  
! Examine extension cord before  
using and replace if damaged.  
! Do not abuse extension cord and do  
not yank on any cord to disconnect.  
! Keep cord away from heat and sharp  
edges.  
SAVE THESE  
INSTRUCTIONS !  
! Always disconnect the extension  
cord from the receptacle before dis-  
connecting the product from the ex-  
tension cord.  
!
If you are using an extension cord, it  
should always be completely un-  
wound from the cable drum.  
English 5  
 
ASSEMBLY INSTRUCTIONS  
" STEP 1: Mount cover and secure  
" STEP 4: Place detergent tank into  
with 2 screws.  
compartment.  
" STEP 2: Attach the handle and se-  
" STEP 5: Attach the high pressure  
hose to the trigger gun.  
cure with 4 screws.  
Pull out the locking slide from the  
right side of the trigger gun handle  
(A), and insert the small end of the  
high pressure hose into place (B).  
Push the locking slide back into the  
trigger gun (C) to lock the hose in po-  
sition (D).  
C
" STEP 3: Attach detergent suction  
B
“clic”  
tube to the detergent dosing valve.  
A
D
6 English  
 
OPERATING INSTRUCTIONS  
" STEP 1: Connect the high pressure " STEP 4: Connect garden hose to the  
hose to the unit’s high pressure out-  
let.  
cold water source and turn water on  
completely. Plug the power cord into  
the power outlet.  
" STEP 5: Unlock the Safety lock (A).  
Trigger the gun (B) to eliminate trap-  
ped air, wait for a steady flow of wa-  
ter to emerge from the spray nozzle.  
" STEP 2: Insert the spray wand to the  
trigger gun. Press in against the  
spring tension and twist into locked  
position.  
" STEP 6: Turn on the high pressure  
washer (I).  
The motor starts only if the trigger  
of the gun is pulled and shuts off  
when the trigger is released.  
" STEP 3: Connect garden hose to  
unit’s water inlet.  
English 7  
 
USING THE ACCESSORIES  
ƽ WARNING  
To avoid serious injury never point  
spray nozzle at yourself, other per-  
sons or animals.  
Quattro Nozzle  
Note: The marking on the spray  
lance must be up during operation.  
Selecting the jet  
" Release the trigger of the handgun.  
" Rotate the nozzle head until the  
symbol is aligned with the marking  
on the spray lance.  
8 English  
 
WORKING WITH DETERGENTS  
Detergents can only be applied at  
low pressure (Min).  
For best results see Cleaning Tips on  
pages 12 & 13 for specific informati-  
" Turn Quattro Nozzle to Low pressu- on on how to clean different sur-  
re position  
.
faces.  
" STEP 2: Fill the Detergent Tank with  
the selected Ready To Use deter-  
gent.  
Always Use Kärcher Detergent for Best  
Results  
Kärcher biodegradable detergents are  
specially formulated to protect the envi-  
ronment and your pressure washer.  
Special formula won’t clog the suction  
tube filter and will protect the internal  
parts of the pressure washer for a lon-  
ger life. For Kärcher Detergents, check  
your retailer or call our service center for  
help.  
" STEP 3: Adjust the detergent do-  
sing valve.  
The following Kärcher detergents are  
available:  
Turn to the left:  
Meter detergent from container 1  
Turn to the right:  
Meter detergent from container 2  
! Pressure wash  
! Deck + Fence wash  
! Degreaser  
! Vehicle wash  
ƽ CAUTION  
Never use:  
– Bleach, Chlorine products and other  
corrosive chemicals  
– Liquids containing solvents (i.e.,  
paint thinners, gasoline, oils)  
– Tri-sodium phosphate products  
– Ammonia products  
– Acid-based products  
These chemicals will harm the unit and  
will damage the surface being cleaned.  
" STEP 4: Turn on the pressure was-  
her (1). Pull trigger to operate unit:  
Liquid detergent is drawn into the  
unit and mixed with water. Apply de-  
tergent to work area. Do not allow  
detergent to dry on surface.  
English 9  
 
SHUTTING DOWN  
STEP 1: Turn the switch to OFF (0) po- STEP 5: Disconnect the high pressure  
sition and unplug cord from outlet.  
hose from the high pressure outlet.  
STEP 2: Turn off the water source.  
STEP 3: Press trigger to release water  
pressure.  
STEP 6: Release trigger (A) and enga-  
ge gun safety lock (B).  
3
2
B
A
STEP 4: Disconnect the garden hose  
from the water inlet on the unit..  
TAKING A BREAK ..five minutes or more  
STEP 1: Release trigger (A) and enga-  
ge gun safety lock (B).  
STEP 2: Turn pressure washer to off  
(O) position.  
10 English  
 
WINTERIZING AND LONG-TERM STORAGE  
" 1: Disconnect all water connections.  
" 2: Turn on the machine for a few se-  
conds, until the water which had  
remained in the pump exits, turn off  
immediately.  
" 3: Do not allow high pressure hose  
to become kinked.  
" 4: Store the machine and accesso-  
ries in a room which does not reach  
freezing temperatures. DO NOT  
store near furnace or other sources  
of heat as it may dry out the pump  
seals.  
ƽ CAUTION  
Failure to follow the above directions  
will result in damage to the pump as-  
sembly and accessories.  
CARE AND MAINTENANCE INSTRUCTIONS  
Cleaning the water inlet filter  
Maintenance  
Pull out the water inlet filter with flat-  
nose pliers and rinse out in warm water.  
The unit is maintenance-free.  
Cleaning the detergent inlet filter  
Pull it out and rinse out in warm water.  
English 11  
 
CLEANING TIPS  
keeping the spray nozzle approximately  
6 inches from the cleaning surface.  
Deck Cleaning  
(with or without detergent). Pre-rinse  
deck and surrounding area with fresh  
water. If using Kärcher Deck Wash, ap-  
ply to surface at low pressure. For best  
results, limit your work area to smaller  
sections of approximately 25 square  
feet. Allow Deck Wash to remain on sur-  
face 1-3 minutes. Do not allow deter-  
gent to dry on surface. Rinse at high  
pressure in a long sweeping motion  
keeping the spray nozzle approximately  
3-6 inches from the cleaning surface.  
Always clean from top to bottom and  
from left to right. When moving on to a  
new section of the cleaning surface, be  
sure to overlap the previous section to  
eliminate stop marks and ensure a more  
even cleaning result.  
ƽ CAUTION  
Do not use rotating jet on siding as it  
may cause damage.  
Cement Patios, Brick and Stone  
(with or without detergent). Pre-rinse  
cleaning surface with fresh water. If  
using Kärcher Pressure Wash or De-  
greaser, apply to surface at low pressu-  
re. For best results, limit your work area  
to smaller sections of approximately 25  
square feet. Allow Pressure Wash or  
Degreaser to remain on surface 1-3 mi-  
nutes. Do not allow detergent to dry on  
surface. Rinse at high pressure in a  
sweeping motion keeping the spray  
nozzle approximately 3-6 inches from  
the cleaning surface. Always clean from  
ƽ CAUTION  
Do not use rotating jet on wood surfaces top to bottom and from left to right. For  
as it may cause damage.  
removing extremely stubborn stains,  
use the rotating jet.  
House Siding  
Cars, Boats & Motorcycles  
(with or without detergent). Pre-rinse  
cleaning surface with fresh water. If  
(with or without detergent). Pre-rinse  
using Kärcher Pressure Wash, apply to vehicle with fresh water. If using Kär-  
surface at low pressure (for best results, cher Vehicle Wash, apply to surface at  
limit your work area to sections of ap-  
proximately 6 feet and always apply de- one side of vehicle at a time and always  
tergent from bottom to top). Allow apply detergent from bottom to top, do  
low pressure. For best results, clean  
Pressure Wash to remain on surface 1- not allow detergent to dry on surface. If  
3 minutes. Do not allow detergent to dry needed, use special wash brush attach-  
on surface, if surface appears to be  
drying, simply wet down surface with  
ment to remove stubborn dirt. Rinse at  
high pressure in a sweeping motion  
fresh water. If needed, use special wash keeping the spray nozzle approximately  
brush attachment to remove stubborn  
dirt. Rinse at high pressure from top to  
bottom in an even sweeping motion  
6-8 inches from the cleaning surface (di-  
stance should increase when rinsing  
pin-striping or other sensitive surfaces).  
Always clean from top to bottom and  
12 English  
 
from left to right. For best results, wipe  
surface dry with a chamois or soft dry  
cloth.  
Patio & Lawn Furniture  
(with or without detergent). Pre-rinse  
furniture and surrounding area with  
fresh water. If using Pressure Wash, ap-  
ply to surface at low pressure. Allow  
Pressure Wash to remain on surface 1-  
3 minutes. Do not allow detergent to dry  
on surface. If needed use special Wash  
Brush Attachment to remove stubborn  
dirt. Rinse at high pressure in a  
ƽ CAUTION  
Do not use rotating jet on vehicles as it  
may cause damage.  
Barbecue Grills, Outdoor Power  
Equipment & Gardening Tools  
(with or without detergent). Pre-rinse  
cleaning surface with fresh water. If  
using Kärcher Pressure Wash or De-  
greaser, apply detergent at low pressu-  
re. Allow Pressure Wash to remain on  
surface 1-3 minutes.Do not allow deter-  
gent to dry on surface. Rinse at high  
pressure keeping the spray nozzle ap-  
proximately 3-6 inches from the cle-  
aning surface. For removing extremely  
stubborn dirt, it may be necessary to  
move the spray nozzle even closer to  
the surface for greater dirt cutting ac-  
tion.  
sweeping motion keeping the spray  
nozzle approximately 3-6 inches from  
the cleaning surface. For best results,  
clean from top to bottom and from left to  
right.  
ƽ CAUTION  
Do not use rotating jet on patio or lawn  
furniture as it may cause damage.  
Recommendations  
! Before cleaning any surface an in-  
conspicuous area should be cleaned  
to test spray pattern and distance for  
maximum cleaning results.  
! If painted surfaces are peeling or  
chipping, use extreme caution as  
pressure washer may remove the  
loose paint from the surface.  
ƽ CAUTION  
Do not use rotating jet on cloth, plastic  
or other sensitive surfaces as it may  
cause damage.  
! When using on surfaces which might  
come in contact with food, flush sur-  
faces with plenty of drinking water.  
OPTIONAL CLEANING ACCESSORIES  
Optional cleaning accessories are  
available to further enhance your cle-  
aning capabilities: For details call 1-  
! Rotating Wash Brush  
! Sandblasting Attachment  
! Extension Wand  
! Water Siphon Kit  
! 25 Ft. Extension Hose  
! T-Racer  
! Wash Brush  
! Underbody Wand  
! Pipe Drain Cleaner  
English 13  
 
TROUBLESHOOTING  
Disconnect the machine from the power  
source before making any repair.  
ƽ CAUTION  
Symptom  
Cause  
Solution  
Motor will not start  
On/Off switch is in the “OFF”  
(O) position.  
Turn switch to the “ON” (I) posi-  
tion  
Power cord is not plugged in.  
Extension cord is too long.  
Plug in power cord.  
Replace extension cord with  
either a 25 ft. 12/3 gauge cord  
or a 50 ft. 10/3 gauge cord.  
Extension cord is not proper  
gauge.  
Extension cord is damaged.  
Electrical outlet does not supply Try a different outlet.  
adequate power.  
Unit does not reach  
high pressure.  
Diameter of garden hose is too Replace with a 1/2 inch or 5/8  
small.  
inch garden hose.  
Water supply is restricted.  
Check garden hose for kinks,  
leaks and blockage.  
Not enough inlet water supply. Open water source full force.  
Water inlet filter is clogged.  
Remove filter and rinse out in  
warm water.  
Spray wand is in low pressure Turn spray wand to high pres-  
position. sure position.  
Output pressure va-  
ries high and low.  
Not enough inlet water supply. Turn water on full force. Check  
garden hose for kinks, leaks or  
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 obstructed. Blow out or remove debris with  
a fine needle.  
Calcified gun, hose or spray  
wand.  
Run distilled vinegar through  
detergent suction tube.  
14 English  
 
Symptom  
Cause  
Solution  
No detergent.  
Detergent suction tube not pro- Check connection.  
perly connected to the machi-  
ne.  
Detergent is too thick.  
Dilute detergent, for best resul-  
ts use Kärcher detergent.  
Filter on detergent suction tube Run warm water through filter  
is clogged. to remove debris.  
Damaged or clogged detergent Remove obstruction or replace  
suction tube. detergent suction tube.  
Spray wand is in high pressure Turn spray wand tip to low pres-  
position. sure position.  
Discharge nozzle is obstructed. Blow out or remove debris with  
fine needle.  
Garden hose connec- Loose fittings.  
tion leaks.  
Tighten fittings.  
Missing/worn rubber washer.  
Insert new washer.  
Spray wand leaks.  
Spray wand not properly atta-  
ched.  
Insert the spray wand into the  
trigger gun. Carefully press in  
against the spring tension and  
twist into the locked position.  
Broken o-ring or plastic insert. Call Customer Service.  
Pump is noisy.  
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 leaks from  
pump (up to 10 drops  
per minute is permis-  
sible).  
Loose fittings.  
Check that all fittings are tight.  
Call Customer Service.  
Water seals are damaged or  
worn.  
Oil Drip.  
Oil seals are damaged or worn. Call Customer Service.  
Kärcher Customer Service CDN  
Call: 1-800-465-4980 for help or visit  
our website: www.karcher.ca  
If you encounter any additional difficul-  
ties not listed, please call for help.  
English 15  
 
Kärcher Customer Service CDN  
Call: 1-800-465-4980 for help or visit  
our website: www.karcher.ca  
 

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