Kärcher K 3.67 M User manual

English 2
EspaSol 19
Fran_ais 37
5,,961-774 02106

MODEL OVERVIEW 3
IMPORTANT SAFETY INSTRUC- 4 - 5
TIONS
ASSEMBLY INSTRUCTIONS 6
OPERATING INSTRUCTIONS 7 - 8
USINGTHE ACCESSORIES 8
WORKING WiTH DETERGENTS 9 - 10
TAKING A BREAK 10
SHUTTING DOWN & CLEAN-UP 11
WINTERIZING AND LONG-TERM 12
STORAGE
CARE AND MAINTENANCE IN- 12
STRUCTIONS
CLEANING TIPS 13 - 14
OPTIONAL CLEANING ACCES- 15- 16
SORIES
TROUBLESHOOTING 17- 18
Max. Pressure 1750 PSI
Water volume 1.5 GPM
Amp draw 13 AMPS
Voltage 120 V
Part No. 1.636-123v0
Serial no.
Call: 1-800-5374129 for help or visit
our website:
www°karcher-usa.com/home
Please take a moment to register your
pressure washer online at
www.karcher-usa.com/warranty
Call: 1-800465-4980 for help or visit
our website:
www.karcher-canada.com
Call: 01-800-024-13-t3 for help or visit
ou r website; www.karcher°com,mx
z_ DANGER
indicates "an imminently hazardous .sit-
uation which, if not avoided, will result in
death or serious injury"
,4k WARNING
indicates "apotentially hazardous situa-
tion which, if not avoided, could result in
death or injury.•"
Z_ CAUTION
indicates "apotentially hazardous situa-
tion which, if not avoided, may result in
minor or moderate injury or in property
damage incidents."
o e"Use:rRes
The owner and/or user must have an
understanding of the manufacturer's
operating instructions and warnings be-
fore using this pressure washer..
Warning information should be empha-
sized and understood
tfthe operator is not fluent in English,
the manufacturer's instructions and
warnings shall be read to and discussed
with the operator in the operator' snative
language by the purchaser/owner, mak-
ing sure that the operator comprehends
its contents..
Owner and!or user must study and
maintain for future reference the manu-
facturers' instructions.,
2English

1 Power cord with Ground Fault Circuit
interrupter (GFCI)
2 High pressure outlet
30NIOFF switch
4 Water inlet with garden hose con-
nector (not shown)
5 Detergent tank (removeable)
6 Detergent dosing valve and deter-
gent suction tube
7 Transport handle
8 Accessory compartment
9 High pressure hose
10 Trigger gun
1 1 Trigger gun safety lock
12 Vario Power Spray wand
13 Dirtblaster_ (Rotating spray wand)
z_ CAUTION
This unit has been designed for use with
cleaning detergents recommended by
the manufacturer. The use of other
cleaning detergents may affect the op-
eration of the machine and void the war-
rarity,.
6\7
For household use only! 10 11
English 3

WARNING!
Z_ When using this product basic
precautions should always be
followed, including the following:
=, Read all the instructions before us-
ing the product
u To reduce the risk of injury, close su-
pervision is necessary when a prod-
uct is used near children..
u Know how to stop the product and
bleed pressures quickly Be thor-
oughly familiar with the controls
s Stay alert - watch what you are do-
ing.
= 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..
i Follow the maintenance instructions
specified in the manua!.
[] This Product Is Provided With A
Ground Fault Circuit Interrupter Built
Into The Power Cord Plug, If Re-
placement Of The Plug Or Cord Is
Needed, Use Only Identical Re-
placement Parts..
= Risk of Injection or Injury - Do Not
Direct Discharge Stream At Per-
sons.
=High pressure jets can be dangerous
if misused, The jet must not be di-
rected at persons, animals, electrical
devices, or the machine itsel[
= Wear safety goggles.
I Do not use acids and solvents in this
product. These products can cause
physical injuries to the operator and
irreversible damage to the machine..
m To reduce the risk of electrocution,
keep all connections dry and off the
ground. Do not touch plug with wet
hands
m The Trigger Gun Safety Lock PRE-
VENTS the trigger from accidentally
being engaged This safety feature
DOES NOT lock tdgger in the ON
position..
-Do not use extension cord with this
unit..
_::GROUNDING INSTRUCTIONS
This product must be grounded If it
should malfunction or breakdown,
grounding provides a path of least resis-
tance for electric current to reduce the
risk of electric shock,, This product is
equipped with acord having an equip-
ment-grounding conductor and a
grounding plug, The plug must be
p{ugged into at} appropriate outlet that is
properly installed and grounded in ac-
cordance with al{ focal codes and ordi-
nances.
Z_ DANGER
Improper' connection of the equipment-
grounding conductor can result in a risk
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 ff will
not fit the outlet, have a proper outlet in-
stalled by a qualified electrician. Do not
use any type of adapter with this prod-
ucL
4English

This product is supplied with a Ground
Fault Circuit Interrupter (GFCI) built into
the power cord plug, This device pro-
vides additional protection from the risk
of electric shock, If power is interrupted
in the line, the GFCI will automatically
re-close the circuit to the load al_er pow-
er is restored, Depending on the GFCI
model, it may be necessary to manually
operate the reset button to restore pow-
er to the GFCI load circuit, if replace-
ment of the plug or cord is needed use
identical replacement parts
z_ CAUTION
When connecting the water inlet to the
water supply mains, local regulations of
your water company must be observed,.
in some areas the unit must not be con-
nected directly to the public drinking wa-
ter supply. This is to ensure that there is
no feedback of chemicals into the water
supply. Direct connection via a receiver
tank or backflow preventer, for example,
is permitted.
Dirt in the feed water will damage the
unit.. To avoid this dsk, we recommend
fitting a water filter
u Garden hose must be at least 5/8
inch in diameter..
m Flow rate of water supply must not
fall below 2 GPM (gallons per
minute)..
w Flow rate can be determined by run-
ning the water for one minute into an
empty 5-gallon container
m The water supply temperature must
not exceed 104°Ff40°C.
m Never use the pressure washer to
draw in water contaminated with sol-
vents, eg paint thinners, gasoline,
oil, etc
•, Always prevent debris from being
drawn into the unit by using a clean
water source,,
SAVE THESE
INSTRUCTIONS!!
English 5

APhilips Screwdriver, medium size
(not supplied)
for final assembling the unit..
BScrewdriver, small size (not sup-
plied)
for connecting high pressure hose
and trigger gun.
A
--) STEP 1:
Mount cover to backside.
, ii i
STEP 2:
Attach the handle and secure with 2
screws.
STEP 3:
Place detergent tank into compart-
ment and attach cap with detergent
dosing valve and detergent suction
tube.
STEP 4:
Attach the high pressure hose to the
trigger gun. Pull out the locking slide
from the fight side of the tdgger 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 to lock the hose in po-
sition (C).
i
6English

--)STEP1:
Connect the high pressure hose to
the unit's high pressure outlet
-) STEP 4:
Connect garden hose to the cold wa-
ter source and turn water on com-
pletely.
-) STEP 2:
Insert the spray wand of your choice
into the trigger gun.. Press in against
the spring tension and twist into
locked position..
•9, STEP 5:
Plug the Ground Fault Circuit Inter-
rupter (GFCI) into a receptacEe_
Press RESET button, indicator
shouEd be "ON".
Press TEST button, indicator should
be "OFF"..
Press RESET button for use..
Ak WARNING
Do not use if above test fails.
-). STEP 3:
Connect garden hose to unit's water
inlet.
English 7

STEP 6:
Unlock the trigger gun safety lock
Trigger the gun to eliminate trapped
air, wait for a steady flow of water to
emerge from the spray nozzle
A
z_ WARNING
STEP 7:
Turn on the high pressure washer
0)
The motor' starts only if the trigger
of the gun is pulled and shuts off
when the trigger is released.
!tl
To avoid serious injury never point
spray nozzle at yourself, other per-
sons or animals
The Vario Power Spray Wand allows
you to adjust the cleaning pressure
To clean at maximum pressure, the
wand must be positioned to the high
pressure setting (Max)
For lower pressure turn the wand
collar in the minus (Min) direction
To apply detergent, the wand must
be positioned to the lower pressure
setting (Min)
Min
Max
IThis nozzle features a 0°pencil jet
which rotates 360 °for maximum dirt
cutting action, effectively increasing
cteaning performance up to 50%
This nozzle combines the cleaning
performance of a 0° pencil jet with
the surface coverage of a wide angle
nozzfe_
Not recommended for soft materi-
als, siding, painted surfaces,
decks or autos.
Always test an inconspicuous area
before cleaning with the Dirtblaster
8 English

Detergents can only be applied at
low pressure (Min.).
-) STEP 1:
install the Vario Power Spray Wand.,
Set the spray wand to the low pres-
sure setting (Min.,)..
-) STEP 4:
Turn on the pressure washer (I), Pull
trigger to operate unit: Liquid deter-
gent is drawn intothe unit and mixed
with water Apply detergent to work
area Do not allow detergent to dry
on surface,,
IVlin
/!
--> STEP 2:
Fill the Detergent Tank with the se-
lected Ready To Use detergent
;TEP 3:
Adjust the detergent dosing valve to
the desired dosage
•-) STEP 5:
Cleaning up: Always clraw fresh wa-
ter through the detergent tank when
done to flush any remaining deter-
gents from the injection system
For best results see Cleaning Tips
for specific information on how to
clean different surfaces°
Always Use K_rcher Detergent for
Best Results
K_rcher biodegradable detergents are
specially formulated to protect the envi-
ronment and your pressure washer,, The
special formula won't clog the suction
tube filter and will protect the intemaF
parts of the pressure washer for a long-
er life For K,_rcher Detergents, check
your retailer or visit our website:
www karcher-usa comlhome
The following K_ircher detergents are
available:
One Gallon ready to use
[] All Purpose & Vehicle Cleaner
[] Deck & Patio Cleaner
uHeavy Duty Degreaser
[] Exterior House Cleaner
English 9

Z_ CAUTION
Never use;
- Bleach, Chlorine products and other
corrosive chemicals
- Liquids containing solvents (i,e.
paint thinners, gasoline, oils)
- Td-sodium phosphate products
- Ammonia products
- Acid-based products
These chemicals will harm the unit and
witl damage the surface being cleaned
Use of these items will void the war-
rarity,
-> STEP 1:
Release trigger and engage gun
safety lock
-) STEP 2:
Turn pressure washer to OFF (O)
position ,,
ON
10 English

-> STEP 1:
Turn the switch to OFF (0) position
and unplug cord from outlet
ON
--_ STEP 2:
Turn off the water source,
-> STEP 3:
Press trigger to release water pres-
sure,
-') STEP 4:
Disconnect the garden hose from
the water inlet on the unit
-> STEP 5:
Disconnect the high pressure hose
from the high pressure outlet
'-) STEP 6:
Release trigger and engage gun
safety lock,,
English 11

1: Disconnect all water connections.
-_ 2: Turn on the machine for a few
seconds, 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.
/k CAUTION
Failure to follow the above directions
will result in damage to the pump as-
sembly and accessories.
Karcher also recommends the regular
practice of using a pump protector like
"K_rcher Pump Guard" to help during
storage in the winter months
-) STEP 1:
Pull out washer from the water inlet
STEP 2:
Pull out water inlet filter with flat-
nose pliers.
..... .............. ,,,
STEP 3:
Rinse out water inlet filter in warm
water
-> STEP 4:
Reinsert water inlet filter' and washer
into the water inlet..
The unit is maintenance-free..
12 English

(with or without detergent).. Pre-rinse
deck and surrounding area with fresh
water. If using K_rcher 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 along 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
(with or without detergent). Pre-rinse
cleaning surface with fresh water. If us-
ing K_rcher Pressure Wash, apply to
surface at low pressure (for best results,
limit your work area to sections of ap-
proximately 6 feet and always apply de-
tergent from bottom to top) Allow
Pressure Wash to remain on surface 1-
3 minutes. Do not allow detergent to dry
on surface, if surface appears to be dry-
ing, simply wet down surface with fresh
water. If needed, use special wash
brush attachment (not included) to re-
move stubborn dirt. Rinse at high pres-
sure from top to bottom in an even
sweeping motion keeping the spray
nozzle approximately 6 inches from the
cleaning surface
(with or without detergent). Pre-rinse
cleaning surface with fresh water If us-
ing K_rcher Pressure Wash or Degreas-
er, apply to surface at low pressure 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
minutes. 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
top to bottom and from left to right.. For
removing extremely stubborn stains,
use the Dirtblaster Nozzle.
(with or without detergent). Pre-rinse
vehicle with fresh water.. If using K_rch-
er Touchless Vehicle Wash, apply to
surface at low pressure For best re-
suits, clean one side of vehicle at a time
and always apply detergent from bottom
to top, do not allow detergent to dry on
surface. If needed, use special wash
brush attachment (not included) to re-
move stubborn dirt.. Rinse at high pres-
sure in a sweeping motion keeping the
spray nozzle approximately 6-8 inches
from the cleaning surface (distance
should increase when rinsing pin-strip-
ing or other sensitive surfaces) Always
clean from top to bottom and from leftto
right..For best results, wipe surface dry
with a chamois or soft dry cloth..
English 13

(with or without detergent). Pre-rinse
cleaning surface with fresh water', If us-
ing K_rcher Pressure Wash or Degreas-
er, apply detergent at low pressure..
Allow Pressure Wash to remain on sur-
face 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 clean-
ing 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
H
m
pressure washer' may remove the
loose paint from the surface.
When using on surfaces which might
come in contact with food, flush sur-
faces with plenty of drinking water
For additional cleaning tips, visit our
website at www.karcher-usa.coml
home
=: i Patio & LaWn: Furniture_=i::::i:::::
(with or without detergent). Pre-rinse
furniture and surrounding area with
fresh water..Ifusing 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 (not included) to re-
move stubborn dirt. Rinse at high pres-
sure in a sweeping motion keeping the
spray nozzle approximatety 3-6 inches
from the cleaning surface.. For best re-
sults, clean from top to bottom and from
left to right..
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
14 English

Optional accessories are available to
further enhance your cleaning capabili-
ties,. These accessories are accurate as
of the printing date of this manual,
Please check our website www. karch-
er-usacom/home for pricing and up-to-
date information.
Specially formulated to protect your
pressure washer from freezing, corro-
sion and premature wear• The Pump
Guard also adds lubrication to valves
and seals to prevent sticking.. Highly
recommended for all Karcher pressure
washers!
Part No. 9.558-998,,0
Attach this accessory to your pressure
washer to quickly pump large quantities
of water out of a standing source, such
as a barrel or bucket.. Fits most Karcher
pressure washers up to 2300 PSI,
Part No. 2.637-214.0
your pressure washer by up to 66" with
this extension kit,, Includes 4 aluminum
sections for variable length.. 66" fully as-
sembled,, Fits most Karcher pressure
washers up to 2300 PSI,,(bayonet)
Part No. 2.640-746.0
ROtating iWaSh BrUsh(bayOnet)
For more effortless cleaning of all
smooth surfaces (painted, glass and
plastic) try KarcheCs Rotating Wash
Brush Use itonyour automobile, house
siding or windows The water pressure
from your pressure washer causes the
inner brushes to gently spin, making
your cleaning job much easier, The an-
gle of brush head is adjustable to help
you reach difficult areas,, Excellent for
the application of detergent A must-
have accessory designed for Karcher
pressure washers up to 2300 PSI, (bay-
onet)
Part Noo2_640-743.0
ii:_25Ft,: Extension/ReplaCement
High_Pressure Hose ::
Replacement hose fits K_rcher pres-
sure washer with screw-on type gun
connections from 2400psi to 2500psi,
Extension Hose for all K_rcher high
pressure washers between the original
equipment hose and machine up to
2500 psi
Part No. 2.640-850.0
66, Extension Wand (Four piece)
Need to clean second story windows or
other high areas? Increase the reach of
Made with soft bristles that will not harm
painted surfaces,, Easily attaches direct-
ly to the trigger gun, Ideal for stubborn
dirt on cars, boats, patio furniture and
other surfaces, Great for applying deter-
gent., Fits most Karcher pressure wash-
ers up to 2300 PSI, (bayonet)
Part No. 2°640-740°0
25fti Pipe Cleaning Kit (bayonet)
Need to clean blocked pipes, drains or
downspouts? Karcher's pipe cleaning
kit is the answer! The pipe cleaner pro-
pels itself forward while simultaneously
flushing out debris For example, insert
English 15

the cleaning nozzle in the base of a
downspout, pull the trigger on the pres-
sure washer gun and watch as the noz-
zle shoots out leaves and other debris
while climbing upward. Connects direct-
ly to the trigger gun of most Karcher
pressure washers up to 2300 PSI. (bay-
onet)
Part No. 2.640-747_0
Wet Sandblastingl Kit (bayonet) I
V'_y spend hours stripping old paint and
rust by hand using harsh chemicals?
Let Karcher's Wet Sandblasting Kit do
the work! Attach the kit to your pressure
washer, add abrasive matedal and at-
tack the rust and paint with our eco-
friendly alternative. Fits most Karcher
pressure washers up to 2300 PSL (bay-
onet)
Part No_ 2.638-792o0
For cleaning surfaces such as patios,
terraces and driveways without splash-
back, there is no better solution than
Karcher's T 100.. It saves time by clean-
ing a one foot wide area gently as it hov-
ers, providing consistent, streak-free
cleaning When you finish cleaning the
patio and driveway, remove the wand
and use the handle to clean garage
doors and other vertical surfaces.. In-
cludes two nozzles which spin at high
speed for optimum results Our top sell-
ing accessory for Karcher pressure
washers up to 2300 PSI (bayonet)
Part No. 2.640-959o0
Ideal for applications which require a
thick foam Simply fill the resevoir cup
with liquid pressure washer detergent to
generate a foam spray. Connects di-
rectly to the trigger gun. Fits most
Karcher pressure washers up to 2300
PSL (bayonet)
Part Noo 6°964-507.0
16 English

/!k CAUTION Disconnect the machine from the power
source before making any repair,
Symptom Cause Solution
Moto# will n6t sta_ onioff Switch:'is 'inthe' ;'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

,.Symptom
No detergent, Cause Solution Detergent suction tube not
properly connected to the
machine.
Detergent istoo thick, Dilute detergent, for best re-
sults use K_rcher detergenL
iFilter on detergent suction Run warm water through filter
itube is clogged, to remove debris.
EDa'magedor clogged deter- Remove obstruction or replace
igent suction tube. detergent suction tube_
LSpray wand is in high pres- Turn spray wand tip to 10W..........
isure position pressure position.
bDischarge nozzle is obstruct- Blow out or remove debris with
ied. fine needle.
Garden hose corn iLoose fittings. Tighten fittings.
nection leaks= iMissing/worn rubber washer. Insert new washerl ..........
Spray wand leaks., spray wand not properly at- Insert the spray wand:_into the
tached trigger gun Carefully press in
against the spring tension and
twist into the locked position.
IBroken o-ring or plasfic in_............caii Customer Support ..............
sert.
Pump is noisy, Pump is sucking air.
Check connection,.
Check that fioses 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.
Check that all fittings are tight.
Call Customer Support
Water leaks from Loose fittings.
pump (up to 10 Water seals are damaged or
drops perminuteis worn
permissible).
Oil Drip. Oil seals are damaged or Call Customer Support
worn.
Call: 1-800-537-4129 for help or visit
our website:
www.karcher-usa.com/home
K_ircher Customer Service CDN
Call: 1-800-465-4980 for help or visit
ourwebsite: w'_nt#.karcher.ca
18 English