Karcher HDS-E3-3-25-4M User Manual [en, es, fr]

HDS-E 3.3/25-4M Ec HDS-E 3.3/25-4M Ef
English 5
Français 18
Español 34
www.kaercher.com/register-and-win
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IMPORTANT SAFETY INSTRUCTIONS
WARNING
When using this product basic precautions should always be followed, including the following:
1 Read all the instructions before using
the product.
2 High pressure jets can be dangerous if
misused. The jet must not be directed at persons, animals, electrical devices, or the unit itself.
3 To reduce the risk of injury, close super-
vision is necessary when a product is used near children.
4 Know how to stop the product and
bleed pressures quickly. Be thoroughly
familiar with the controls. 5 Stay alert – watch what you are doing. 6 Wear safety goggles. 7 Do not use acids, alkaline, solvents, or
any flammable material in this product.
These products can cause physical in-
juries to the operator and irreversible
damage to the machine. 8 Do not operate the product when fa-
tigued or under the influence of alcohol
or drugs. 9 Do not overreach or stand on unstable
support. Keep good footing and bal-
ance at all times. 10 To reduce the risk of electrocution,
keep all connections dry and off the
ground. Do not touch plug with wet
hands. 11 The Trigger Gun Safety Lock prevents
the trigger from accidentally being en-
gaged. This safety feature DOES NOT
lock trigger in the ON position. 12 Keep operating area clear of all per-
sons. 13 Close cover before operating the ma-
chine. 14 This appliance is intended for commer-
cial use. 15 Follow the maintenance instructions
specified in the manual.
16 This machine has been designed for
use with cleaning chemicals supplied or recommended by the manufacturer. The use of other cleaning chemicals may affect the operation of the machine and void the warranty.
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 penetra­tion seek medical aid immediately.
This system is capable of producing
2520 psi/17.3 MPa. To avoid rupture and injury, do not op-
erate this pump with components rated less than 2520 psi/17.3 MPa working pressure (including but not limited to spray guns, hose and hose connec­tions).
Before servicing, cleaning, or removal
of any part, shut off power and relieve pressure.
Do not spray electrical apparatus and
wiring.
High Pressure. Keep clear of nozzle.If connection is made to a potable water
system, the system shall be protected against backflow.
Owner/User Responsibility
The owner and/or user must have an
understanding of the manufacturer’s operating instructions and warnings be­fore using this pressure washer.
Warning information should be empha-
sized and understood.
If the operator is not fluent in English,
the manufacturer’s instructions and warnings shall be read to and dis­cussed with the operator in the opera­tor’s native language by the purchaser/ owner, making sure that the operator comprehends its contents.
Owner and/or user must study and
maintain for future reference the manu­facturers’ instructions.
5EN
GROUNDING INSTRUCTIONS
This product must be grounded. If it should malfunction or breakdown, grounding pro­vides a path of least resistance for electric current to reduce the risk of electric shock. This product is equipped with a cord having an equipment-grounding conductor for a grounding plug. The plug must be plugged into an appropriate outlet that is properly in­stalled and grounded in accordance with all local codes and ordinances.
DANGER
Improper connection of the equipment­grounding 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 it will not fit the outlet, have a proper outlet installed by a qualified elec­trician. Do not use any type of adapter with this product.
USA
GROUND FAULT CIRCUIT INTERRUPT­ER PROTECTION
To comply with the National Electrical Code (NFPA 70) and to provide additional protec­tion from the risk of electric shock, this pressure washer should only be connected to a receptacle that is protected by a ground fault circuit interrupter (GFCI).
CANADA
NOTE - In Canada, the use of a temporary adaptor is not permitted by the Canadian Electrical Code.
WATER SUPPLY
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 connected di­rectly to the public drinking water supply. This is to ensure that there is no feedback of chemicals into the water supply. Direct
6 EN
connection via a receiver tank or backflow preventer, for example, is permitted. Dirt in the feed water will damage the unit. To avoid this risk, we recommend fitting a water filter.
Garden hose must be at least 3/4 inch
in diameter.
Flow rate of water supply must not fall
below 4.4 GPM (gallons per minute).
Flow rate can be determined by running
the water for one minute into an empty 5-gallon container.
The water supply temperature must not
exceed 86°F/30°C.
Never use the pressure washer to draw
in water contaminated with solvents, e.g. paint thinners, gasoline, oil, etc.
Always prevent debris from being
drawn into the unit by using a clean wa­ter source. Use additional water filter.
EXTENSION CORDS
Use only 3-wire extension cords that have 3-prong grounding-type plugs and 3-pole cord connectors that accept the plug from the product. Use only extension cords that are intended for outdoor use. These exten­sion cords are identified by a marking "Ac­ceptable for use with out-door appliances: store indoors while not in use." Use only ex­tension cords having an electrical rating not less than the rating 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. Always disconnect the extension cord from the receptacle before disconnecting the product from the extension cord.
SAVE THESE INSTRUCTIONS!
Please read and comply with
these original instructions prior to the initial operation of your appliance and store them for later use or subsequent own­ers. – Before first start-up it is definitely nec-
essary to read the operating instruc­tions and safety indications Nr. 5.951-
949.0!
– In case of transport damage inform ven-
dor immediately
– Check the contents of the pack before
unpacking. For scope of delivery see il­lustration 1.

Contents

Environmental protection . . . . EN 1
Danger or hazard levels . . . . . EN 1
Overview . . . . . . . . . . . . . . . . . EN 2
Symbols on the machine. . . . . EN 2
Proper use . . . . . . . . . . . . . . . EN 2
Safety instructions. . . . . . . . . . EN 3
Safety Devices . . . . . . . . . . . . EN 3
Start up . . . . . . . . . . . . . . . . . . EN 3
Operation . . . . . . . . . . . . . . . . EN 5
Storage . . . . . . . . . . . . . . . . . . EN 7
Transport. . . . . . . . . . . . . . . . . EN 7
Maintenance and care . . . . . . EN 7
Troubleshooting . . . . . . . . . . . EN 8
Warranty . . . . . . . . . . . . . . . . . EN 10
Accessories and Spare Parts . EN 10
Technical specifications . . . . . EN 11

Environmental protection

The packaging material can be recycled. Please do not throw the packaging material into household waste; please send it for recycling.
Old appliances contain valuable materials that can be recycled; these should be sent for recy­cling. Batteries, oil, and similar substances must not enter the environment. Please dispose of your old appliances using appro­priate collection systems.
Please do not release engine oil, fuel oil, diesel and petrol into the environment Pro­tect the ground and dispose of used oil in an environmentally-clean manner.
Notes about the ingredients (REACH)
You will find current information about the ingredients at:
www.kaercher.com/REACH

Danger or hazard levels

DANGER
Immediate danger that can cause severe injury or even death.
WARNING
Possible hazardous situation that could lead to severe injury or even death.
CAUTION
Pointer to a possibly dangerous situation, which can lead to minor injuries.
ATTENTION
Pointer to a possibly dangerous situation, which can lead to property damage.
– 1
7EN

Overview

Device elements

Figure 1
1 Cover 2 Support for spray lance
(both sides) 3 System care Advance RM 110/RM 111 4 Steering roller with fixed position brake 5 Mounting location for transport
(both sides) 6 Wheel 7 Water supply set 8 High pressure hose 9 O-ring set (for replacement) 10 Hand spray gun 11 Spray lance 12 High-pressure nozzle (stainless steel) 13 Pressure/ quantity regulation at the
hand spray gun
(Option) 14 Safety latch of the hand spray gun 15 Power supply 16 Connection for water supply with filter 17 High pressure connection 18 Step depression 19 Pouring vent for detergent 2 20 Pouring vent for detergent 1 21 Folding compartment 22 Handle 23 Operating field 24 Closing flap for storage compartment 25 Storage compartment for accessories 26 Nameplate 27 Cover lock 28 Oil tank 29 Pressure/quantity regulation of the
pump unit 30 Oil drain screw 31 Backflow valve of the detergent infeed 32 Detergent suction hose 1 with filter 33 Detergent suction hose 2 with filter 34 System care service switch 35 Safety block with sieve 36 Boiler 37 Fine filter (water) 38 Boiler drain screw

Operating field

Figure 2
A Power switch B Temperature controller C Dosage valve for detergent D Manometer 1 Indicator lamp pump 2 ”Low water” indicator lamp 3 “Ready for use” indicator lamp 4 Indicator lamp - heating 5 Engine indicator lamp 6 Indicator lamp boiler fault 7 Indicator lamp service 8 Indicator lamp system care

Colour coding

– The operating elements for the cleaning
process are yellow.
– The controls for the maintenance and
service are light gray.

Symbols on the machine

High-pressure jets can be dan-
gerous if improperly used. The jet may not be directed at persons, animals, live electrical equipment or at the appliance itself.
Risk of electric shock!
Only electricians or authorised technicians are permitted to work on parts of the plant.
Risk of burns on account of hot surfaces!

Proper use

Cleaning of: Machines, Vehicles, Struc­tures, Tools, Facades, Terraces, Garden­ing tools, etc.
DANGER
Risk of injury! Follow the respective safety regulations when operating at gas stations or other dangerous areas.
8 EN
– 2
Please do not let mineral oil contaminated waste water reach soil, water or the sew­age system. Perform engine cleaning and bottom cleaning therefore only on speci­fied places with an oil trap.

Safety instructions

– Please follow the national rules and
regulations for fluid spray jets of the re­spective country.
– Please follow the national rules and
regulations for accident prevention of the respective country. Fluid spray jets must be tested regularly and the results of these tests must be documented in writing.

Safety Devices

Safety devices serve for the protection of the user and must not be put out of opera­tion or bypassed with respect to their func­tion.
Overflow valve with two pressure
switches
– While reducing the water supply at the
pump head or with the Servopress ­regulation the overflow valve opens and part of the water flows back to the pump suck side.
– If the hand-spray gun is closed, so that
the whole water flows back to the pump suck side, the pressure switch at the overflow valve shuts down the pump.
– If the hand spray gun is opened, the
pressure switch on the cylinder head
turns the pump back on. The overflow valve is set by the manufac­turer and sealed. Setting only by customer service.

Safety valve

– The safety valve opens, when the over-
flow valve resp. the pressure switch is
broken. The safety valve is set by the manufacturer and sealed. Setting only by customer ser­vice.

Water shortage safeguard

– The lack of water fuse prevents the
heater from being switched on when there is a water shortage.
– The lack of water fuse switches the
pump off after 2 minutes in case of a water shortage to prevent dry runs.

Temperature controller

– The temperature limiter switches off the
heater when the temperature becomes too high.

Start up

WARNING
Risk of injury! Device, tubes, high pressure hose and connections must be in faultless condition. Otherwise, the appliance must not be used.
Lock parking brake.

Installing the handle

Figure 3

Replace the system care bottle

Note: Push the bottle in securely to pene-
trate the closure. Do not remove bottle until it is empty. Note: To protect the appliance, the heater is switched off 5 hours after the system care bottle is empty. – The system care effectively prevents
the calcification of the pump while oper­ating with calcified tap water. It is dosed into the supply in the boiler drop by drop.
– The metering is set to medium water ri-
gidity by the manufacturer
Note: A system care bottle is included in the delivery. Replace the system care bottle.
Adjusting the dosage of the system
care Advance RM 110/RM 111
Determining the hardness of tap water: – through the public water supply works, – using a hardness tester (order no.
6.768-004)
– 3
9EN
Water hard­ness (°dH)
<3 OFF (no dosing)
3...7 1
7...14 2
14...21 3 >21 4
Set the service switch according to the
water hardness in the table. Note: Observe the following when using system care Advance 2 RM 111: – Calcification protection: See table – Pump care: Set the service switch to at
least setting 3.
Scale on the system care service switch

Refill detergent

DANGER
Risk of injury!
– Use Kärcher products only. – Under no circumstances fill solvents
(petrol, aceton, diluting agent etc.) – Avoid eye and skin contact. – Observe safety and handling instruc-
tions by the detergent manufacturer.
Kärcher offers an individual cleaning and care appliances program.
Your dealer will consult you gladly. Refill detergent.
Install the hand-spray gun, the jet
pipe, the nozzle and the high
pressure hose
Figure 4
Connect ray tube with hand spray gunTighten the screw connection of the
spray lance finger tight. Insert high pressure nozzle into cover-
ing nut
Install covering nut and tighten firmlyConnect the high pressure hose to the
high pressure connection point of the
machine.

Installing spare high pressure hose

Figure 5

Water connection

For connection values refer to technical specifications Attach supply hose (minimum length
24.6 ft/7.5 m, minimum diameter 3/4“) to the water supply set by means of a hose clamp.
Connect the supply hose to the water
connection point of the machine and at the water supply point (for e.g. a tap).
Note: The supply hose and the hose clamp are not included in the scope of delivery.

Power connection

– For connection values, see technical
data and type plate.
– The electrical connections must be
done by an electrician according to IEC 60364-1.
– The voltage indicated on the type plate
must correspond to the voltage of the electrical source.
– The installation of the electrical plug
may only be performed by the author­ised customer service/electrician. The electrical plug is not included.
DANGER
Danger of injury by electric shock. – Unsuitable electrical extension cables
can be hazardous. Only use electrical extension cables outdoors which have been approved and labelled for this pur­pose and have an adequate cable cross-section.
– Always unwind extension lines com-
pletely.
– The plug and coupling of the extension
cable used must be watertight.
10 EN
– 4

Operation

DANGER
Risk of explosion! Do not spray flammable liquids.
DANGER
Risk of injury! Never use the appliance without the spray lance attached. Check and ensure proper fitting of the spray lance prior to each use. The screw connection of the spray lance must be fingertight.

Safety instructions

WARNING
Long hours of using the appliance can cause circulation problems in the hands on account of vibrations.
It is not possible to specify a generally valid operation time, since this depends on sev­eral factors: – Proneness to blood circulation deficien-
cies (cold, numb fingers). – Low ambient temperature. Wear warm
gloves to protect hands. – A firm grip impedes blood circulation. – Continuous operation is worse than an
operation interrupted by pauses. In case of regular, long-term operation of the device and in case of repeated occur­rence of the symptoms (e.g. cold, numb fin­gers) please consult a physician.

Boiler

Note: With especially hard water, calcium
can be flocculated at a higher rate inside the boiler. This is a natural phenomenon and it does not impact the function of the appliance, so long as the maintenance in­tervals are adhered to (see "Care and Maintenance").

Replace the nozzle

DANGER
Switch the appliance off prior to replacing nozzle and activate hand spray gun until device is pressureless.

Operating modes

0/OFF = Off 1 Operating with cold water 2 Eco! efficiency setting (hot water max.
140 °F/60 °C)
3 Operating with hot water

Turning on the Appliance

Set appliance switch to desired operat-
ing mode. Indicator lamp for operational readiness
lights up. The device starts briefly and turns off, as soon as the working pressure is reached. Note: If the indicator lamps for pump, lack of water, boiler malfunction or motor, turn off the appliance immediately and repair malfunction, refer to "Help with malfunc­tions". Release the trigger gun. When activating the hand spray gun the de­vice switches back on. Note: If no water comes out of the high pressure nozzle, vent pump. Refer to "Help with malfunctions - appliance is not building up pressure".

Adjust cleaning temperature

Set temperature regulator to desired
temperature.
86 °F/30 °C to 185 °F/85 °C:
– Clean with hot water.
– 5
11EN

Set working pressure and flow rate

Pressure/quantity regulation of the pump unit

Turn the regulation spindle in a clock-
wise direction: Increase working pres­sure (MAX).
Turn the regulation spindle in an anti-
clockwise direction: Reduce working pressure (MIN).

Pressure/ quantity regulation at the hand spray gun

Set the operating pressure on the pump
unit to the maximum value.
Set the working pressure and feed
quantity by turning (steplessly) the pressure/quantity regulation mecha­nism at the hand spray gun (+/-).
DANGER
When adjusting the pressure/quantity regu­lation, make sure that the screw connection of the spray lance does not become loose.
Note: For long term work with low pres­sure, set pressure at the pump unit.

Operation with detergent

– For considerate treatment of the envi-
ronment use detergent economically.
– The detergent must be suitable for the
surface to be cleaned.
With support of the detergent dose
valve set detergent concentration as determined by the manufacturer.
Note: Recommended values at the control panel at maximum working pressure.

Cleaning

Set pressure/temperature and deter-
gent concentration according to the sur­face to be cleaned.
Note: To prevent damage due to too much pressure, always position high pressure ray first from a greater distance towards object to be cleaned.

Recommended cleaning method

– Loosen the dirt: Spray detergent economically and let it
work for 1...5 minutes but do not let it
dry up. – Remove the dirt: Spray off loosened dirt with the high
pressure jet.

Operating with cold water

Removal of light contaminations and clear rinse, i.e.: Gardening tools, terrace, tools, etc. Set operating pressure according to
need.

Eco! efficiency setting

The appliance works in the most economi­cal temperature range. Note: The temperature can be regulated up to 140 °F/60 °C.

Operating with hot water

We recommend the following cleaning tem­peratures: – Light contaminations
86 °F/30 °C-122 °F/50 °C
– Contaminations containing protein, i.e.
in the food processing industry
max. 140 °F/60 °C
– Vehicle cleaning, machine cleaning
140 °F/60 °C-185 °F/85 °C
DANGER
Scalding danger!
Set temperature regulator to desired
temperature. Note: Changing the working pressure and the feed volume will also change the water temperature.

After operation with detergent

Set dosing value for detergent to "0". Set the appliance switch to "1" (opera-
tion with cold water). Open the hand spray gun and rinse the
appliance for at least 1 minute.
12 EN
– 6

Turn off the appliance

DANGER
Danger of scalding by hot water. After oper­ation with hot water, the appliance must be operated with an open gun with cold water for at least five minutes to cool it off.
Set the appliance switch to "0/OFF“.Shut off water supply.Open the hand spray gun.Turn on pump shortly (appr. 5 seconds)
with device switch.
Pull main plug out of socket with dry
hands only.
Remove water connection.Activate hand spray gun until device is
pressure less.
Lock the trigger gun.

Storing the Appliance

Lock in the steel pipe into the holder of
the appliance hood.
Roll up high pressure hose and electri-
cal conduit and hang them into the re­spective holders.
Note: Do not twist high pressure hose and electrical conduit.

Frost protection

ATTENTION
Frost will destroy the not completely water drained device.
Store in a frost free area. If it is not possible to store frost free, shut down device.

Shutdown

For longer work breaks or if a frost free stor­age is not possible:
Drain water. Flush device with anti-freeze agent.Empty detergent tank.

Dump water

Screw off water supply hose and high
pressure hose.
Unscrew the drain screw of the boiler
on the bottom of the boiler and empty the boiler.
Operate device for max. 1 minute until
the pump and conduits are empty.
Flush device with anti-freeze agent Note: Observe handling instructions of the
anti-freeze agent manufacturer. Fill commercial grade anti-freeze into
the boiler. Switch on appliance (without heater)
until the appliance has been completely
rinsed. A certain corrosion protection is achieved with this as well.

Storage

CAUTION
Risk of injury and damage! Note the weight of the appliance in case of storage.

Transport

Figure 6
ATTENTION
Risk of damage! When loading the appli­ance with a forklift, observe the illustration.
CAUTION
Risk of injury and damage! Observe the weight of the appliance when you transport it.
When transporting in vehicles, secure
the appliance according to the guide-
lines from slipping and tipping over.

Maintenance and care

DANGER
Risk of injury by inadvertent startup of ap­pliance and electrical shock. First pull out the plug from the mains before carrying out any tasks on the machine.
Set the appliance switch to "0/OFF“.Shut off water supply.Open the hand spray gun.Turn on pump shortly (appr. 5 seconds)
with device switch. Pull main plug out of socket with dry
hands only.
Remove water connection.Activate hand spray gun until device is
pressure less. Lock the trigger gun.
– 7
13EN
Allow device to cool down.
Your Kärcher vender will inform you about the performance of a periodic safety inspection resp. signing of a maintenance contract.

Maintenance intervals

Weekly

Clean the sieve in the water connection.Clean the fine filter. Check oil level.
ATTENTION
In case of lacteous oil inform Kärcher cus­tomer service immediately

Monthly

Clean the sieve in the safety block.Clean filter at the detergent suck hose.

After 400 operating hours, at least annually

Check the calcification degree of the
boiler and consider having it cleaned by customer service.

After 500 operating hours, at least annually

Oil change.

Maintenance Works

Clean the sieve in the water connection

Take out sieve.Clean sieve in water and reinstall.

Cleaning the fine filter

Unpressurize the appliance. Unscrew the fine filter from the boiler.Remove the fine filter and the filter in-
sert.
Clean the filter with clean water or com-
pressed air.
Reinstall in reverse sequence.

Clean the sieve in the safety block

Loosen covering nut and take off hose.Take out sieve.
Note: If necessary turn in screw M8 appr.
0.2 in/5 mm inwards and therewith pull out sieve.
Clean sieve in water.
Push sieve inwards.Put on hose.Tighten covering nut firmly.

Clean filter at the detergent suck hose

Take out detergent suck supports.Clean filter in water and reinstall.

Oil change

Ready a catch bin for appr. 0.26 gal/
1 Liter oil. Loosen release screw.
Dispose of old oil ecologically or turn in at a gathering point.
Tighten release screw.Fill oil slowly up to the MAX marking.
Note: Air pockets must be able to leak out. For oil type refer to technical specifica­tions.

Troubleshooting

DANGER
Risk of injury by inadvertent startup of ap­pliance and electrical shock. First pull out the plug from the mains before carrying out any tasks on the machine.

Indicator lamp pump

1x blinking

– Lack of oil Replenish oil.

2x blinking

– Leak in the high pressure system Check high pressure system and con-
nections for tightness.

3x blinking

– Lack of water after 2 minutes - the pump
is switched off to prevent dry runs. Check water supply, check connec-
tions.

4x blinking

– Heater contactor fault
Set the appliance switch to "0/OFF“.Turn on the appliance.
– Error occurs repeatedly. Inform Customer Service
14 EN
– 8

”Low water” indicator lamp

– Lack of water - heater is switched off Check water supply, check connec-
tions.
Indicator lamp "Ready for use"
turns off
– No line voltage, see "Appliance is not
running".

Indicator lamp for heater lights up

– Heater operation

Engine indicator lamp

2x blinking

– Engine overload/overheat
Set the appliance switch to "0/OFF“.Allow device to cool down.Turn on the appliance.
– Error occurs repeatedly. Inform Customer Service

3x blinking

– Fault in the voltage supply. Check main connections and mains
fuse.

4x blinking

– Excessive power consumption. Check main connections and mains
fuse.
Inform Customer Service

Indicator lamp boiler fault

1x blinking

– Temperature limiter has got triggered.
Set the appliance switch to "0/OFF“.Allow device to cool down.Turn on the appliance.
– Error occurs repeatedly. Inform Customer Service

3x blinking

– System care detection defective Inform Customer Service

4x blinking

– Temperature sensor defective Inform Customer Service

Indicator lamp service

– Service interval Perform service work.
Indicator lamp system care is
illuminated
Note: Heater can only operate 5 more
hours. – System care bottle empty. Replace the system care bottle.
Indicator lamp system care is
blinking
Note: Heater operation no longer possible.
– System care bottle empty. Replace the system care bottle.

Appliance is not running

– No power Check power connection/conduit.

Device is not building up pressure

– Air within the system Vent pump:
Set dosing value for detergent to "0". With open hand spray gun turn device
on and off multiple times with the device
switch. Open and close the pressure/quantity
regulation at the pump unit with the
hand spray gun open. Note: By dismantling the high pressure hose from the high pressure connection the venting process is accelerated.
If detergent tank is empty, refill.Check connections and conduits.
– Pressure is set to MIN Set pressure to MAX. – Sieve in the water connection is dirty
Clean sieve.Clean the fine filter; replace it, if neces-
sary. – Amount of water supply is too low. Check water supply level (refer to tech-
nical data).
– 9
15EN
Device leaks, water drips from the
bottom of the device
– Pump leaky Note: 3 drops/minute are allowed. With stronger leak, have device
checked by customer service.
Note: Condensate can cause increased drop generation on the appliance.
Device turns on and off while hand
spray gun is closed
– Leak in the high pressure system Check high pressure system and con-
nections for tightness.

Device is not sucking in detergent

Leave the appliance running with open
detergent dosing valve and closed wa­ter supply, until the boiler is sucked
empty and the pressure falls to "0". Open the water supply again. If the pump still is not sucking in any deter­gent, it could be because of the following reasons: – Filter in the detergent suck hose dirty Clean filter. – Backflow valve stuck Remove the detergent hose and loosen
the backflow valve using a blunt object.

Boiler does not heat up

– System care bottle empty. Replace the system care bottle. – Water shortage Check water supply, check connec-
tions. – Heater defective. Inform Customer Service
Set temperature is not achieved
while using hot water
– Working pressure/flow rate to high Reduce working pressure/flow quantity
at the pressure/volume regulator in the
pump unit.

Customer Service

If malfunction can not be fixed, the de­vice must be checked by customer ser­vice.

Warranty

The warranty terms published by our com­petent sales company are applicable in each country. We will repair potential fail­ures of the appliance within the warranty period free of charge, provided that such failure is caused by faulty material or de­fects in fabrication.

Accessories and Spare Parts

– Only use accessories and spare parts
which have been approved by the man­ufacturer. The exclusive use of original accessories and original spare parts ensures that the appliance can be oper­ated safely and trouble free.
– At the end of the operating instructions
you will find a selected list of spare parts that are often required.
– For additional information about spare
parts, please go to the Service section at www.kaercher.com.
16 EN
– 10
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