KARCHER K 5 WCM Pressure Washer Instruction Manual

: October 30, 2023
: Karcher

KARCHER K 5 WCM Pressure Washer

KARCHER-K-5-WCM-Pressure-Washer-FIG-1

Product Information

The K 5 WCM and K 5 WCM Premium are electric high-pressure washers designed for domestic use. They come with a transport wheel, a water connection with a built-in sieve, a detergent suction hose, a power cord with a plug, a high-pressure hose reel, a high-pressure gun with a locking function, a high-pressure hose, a transport handle, a type plate, screws, and a high-pressure hose clip.
These washers have safety features such as a locking function on the high-pressure gun, an auto-stop function, and a motor protection switch. The device is easy to assemble and comes with instructions on how to mount the transport handle and high-pressure hose reel.
The device requires water connection and an electrical outlet for operation. The water pressure and flow rate must be within the specified range for optimal performance.
The device is easy to maintain and comes with instructions on how to clean the water connection sieve and detergent filter.

Product Usage Instructions

To mount the transport handle, slide it onto the designated area and secure it with three screws.
To mount the high-pressure hose reel, slide it onto the designated area until it locks in place.
Connect the device to a water source within the specified pressure and flow rate range using the provided water connection with built-in sieve.
Connect the device to an electrical outlet within the specified voltage and frequency range.
Turn on the water source and wait until there are no air bubbles in the high-pressure gun before turning on the device.
Use the high-pressure gun to clean surfaces, making sure to hold it at a safe distance from yourself and others. Use caution when operating the device with high pressure and when using detergent.
After use, turn off the device and disconnect it from the electrical outlet and water source. Store it in a dry and frost-free area.
Clean the water connection sieve and detergent filter regularly to maintain optimal performance.

General notes

Read these original operating instruc-tions and the enclosed safety instruc-tions before using the device for the first time. Proceed accordingly.
Keep both books for future reference or for future own-ers.

Environmental protection

The packing materials can be recycled. Please dispose of packaging in accordance with the en-vironmental regulations.
Electrical and electronic devices contain valua-ble, recyclable materials and often components such as batteries, rechargeable batteries or oil, which – if handled or disposed of incorrectly – can pose a potential danger to human health and the envi-ronment. However, these components are required for the correct operation of the device. Devices marked by this symbol are not allowed to be disposed of together with the household rubbish.
Cleaning work producing in oily waste water, e.g. washing engines, washing undercarriages etc., may only be performed at washing stations with an oil separator.
Working with detergents may only be performed on watertight surfaces with connection to the waste water sewage system. Do not allow detergent to enter waterways or the soil.
Extraction of water from public waterways is not permitted in some countries.
Notes on the content materials (REACH)
Current information on content materials can be found at: www.kaercher.de/REACH

Intended use

Use the high-pressure cleaner in private households only.
The high-pressure cleaner is intended for cleaning ma-chines, vehicles, buildings, tools, façades, terraces, garden machines etc. using a high-pressure water jet.

Accessories and spare parts

Only use original accessories and original spare parts. They ensure that the appliance will run fault-free and safely.
Information on accessories and spare parts can be found at www.kaercher.com.

Scope of delivery

The scope of delivery for the appliance is shown on the packaging. Check the contents for completeness when unpacking. If any accessories are missing or in the event of any shipping damage, please notify your dealer.

Device description

For the illustrations, refer to the graphics page Illustration A, Illustration B

KARCHER-K-5-WCM-Pressure-Washer-FIG-2

Transport wheel
Water connection with integrated sieve
Detergent suction hose
Mains connection cable with mains plug
Mains connection cable storage compartment
Hose reel
Holder for high-pressure hose
Spray lance dirt grinder for stubborn soiling
Vario Power spray lance for common cleaning tasks The working pressure can be continuously increased from “SOFT” to “HARD”. To adjust the working pressure, release the trigger gun lever and turn the spray lance to the desired position. Detergent can be added to the water jet when the spray lance is turned all the way in the SOFT direction.
High-pressure gun
Button for separating the high-pressure hose from the high-pressure gun
High-pressure gun lever
High-pressure gun lock
High-pressure hose
Trigger “0/OFF” / “I/ON”
Storage for spray lance
Storage for high-pressure hose / mains connection cable
Transport handle
Storage for high-pressure gun
Quick coupling for high-pressure connection
Type plate
Water connection coupling
**Garden hose (fabric reinforced, diameter at least 1/2 inch (13 mm), length at least 7.5 m, with commercially available quick coupling)
**KÄRCHER suction hose for water supply from open containers (order no. 2.643-100)
Screws
High-pressure hose clip

Safety devices

CAUTION

Missing or modified safety devices!
Safety devices are provided for your own protection.
Do not bypass, remove or render ineffective any safety devices.

Power switch
The power switch prevents unintentional operation of the device.

High-pressure gun lock
The lock locks the lever of the high-pressure gun and
prevents the device from starting unintentionally.

Auto-stop function
If the lever of the high-pressure gun is released, the pressure switch turns off the pump and the high-pressure jet stops. The pump switches on again when the lever is pressed.

Motor circuit breaker
The motor circuit breaker shuts off the device if power consumption it too high.

Symbols on the device

KARCHER-K-5-WCM-Pressure-Washer-FIG-22

Installation

For the illustrations, refer to the graphics page.
Fit the supplied loose parts onto the device before starting up the device.
Place the screws provided and matching screwdriver at the ready.

Mounting the transport handle

Attach the transport handle.
Secure the transport handle with 3 screws.
Illustration C

Mounting the storage option for the highpressure hose / mains connection cable
Insert the storage option for the high-pressure hose / mains connection cable into the holder at the centre of the transport handle. The storage option locks into place.
Illustration D

Mounting the storage option for spray lances

Push in the storage option for the spray lances into the holder on the device.
Hold the storage option in the end position and secure it using a screw.
Illustration E

Mounting the storage option for the highpressure gun

Push in the storage option for the high-pressure gun into the holder on the device.
Hold the storage option in the end position and secure it using a screw.
Illustration F

Mounting the storage option for the mains connection cable
Devices without a hose reel

Push in the storage option for the mains connection cable into the holder on the transport handle.
Hold the storage option in the end position and secure it using a screw.
Illustration G

Mounting the high-pressure hose reel
Devices with a hose reel

Attach the holder for the hose reel.
Secure the holder using 2 screws.
Illustration H
Attach the hose reel.
The hose reel locks into place.
Illustration I

Installing the water connection coupling

Screw the water connection coupling onto the water connection on the device.
Illustration J

Initial startup

Place the device on a flat and level surface.
Unwind the high-pressure hose and eliminate any loops and twists.
Note
Devices with a hose reel During operation, the highpressure hose must be completely unwound from the hose reel.
Insert the high-pressure hose into the high-pressure gun until it audibly latches into place.
Illustration K

Note
Take care to ensure the correct alignment of the nipple.

Insert the high-pressure hose into the quick coupling until it audibly latches into place.
Illustration L
Check for a secure connection by pulling on the high-pressure hose.
Plug the mains plug into a mains socket.

Water supply

For the connection values, see the type plate or chapter
Technical data.
Observe the water distribution company regulations.
ATTENTION
Damage through contaminated water
Contamination in the water can damage the pump and the accessories.
KÄRCHER recommends using the KÄRCHER water filter for protection(special accessory, order number 4.730-059).

Connection to the water line
ATTENTION

Hose coupling with Aquastop on the water connection of the device
Damage to the pump
Never use a hose coupling with Aquastop on the water connection of the device.
You can use an Aquastop coupling on the tap.
1. Plug the garden hose onto the water connection coupling.
2. Connect the garden hose to the water line.
  Illustration M
3. Open the water tap fully

Sucking water from open containers

When used with the KÄRCHER suction hose with check valve (special accessory, order number 2.643-100) this high-pressure cleaner is suitable for sucking up surface water, e.g. from rain barrels or ponds (for the maximum suction height see chapter Technical data).
The water connection coupling is not required for vacuuming operation.
1. Fill the suction hose with water.
2. Screw the suction hose onto the device water connection and hang it in a water source (e.g. water butt).

Vent the device

Switch the device on “I/ON”.
Unlock the lever of the high-pressure gun.
Press the lever of the high-pressure gun.
The device switches on.
Allow the device for run a maximum of 2 minutes until the water escaping from the high-pressure gun is free of air bubbles.
Release the lever of the high-pressure gun.
Lock the lever of the high-pressure gun.

Operation

ATTENTION

Pump running dry
Damage to the device
If pressure does not build up in the device after 2 minutes then switch the device off and proceed according to the instructions in chapter Troubleshooting guide.

High-pressure operation
ATTENTION
Damage to painted or sensitive surfaces

Surfaces can be damaged when the jet is too close to the surface or an unsuitable spray lance is used.
Maintain a minimum spray distance of 30 cm when cleaning painted surfaces.
Do not clean car tyres, paint or sensitive surfaces such as wood with the dirt grinder.
1. Insert a spray lance into the high-pressure gun and lock it by turning it 90°.
  Illustration N
2. Switch the device on (“I/ON”).
3. Unlock the lever of the high-pressure gun.
4. Press the lever of the high-pressure gun.
  The device switches on.

Operation with detergent
DANGER
Failure to adhere to the safety data sheet

Incorrect handling of the detergent can seriously damage your health
Observe the safety data sheet of the detergent manufacturer, in particular the instructions on personal protective equipment.
Note
KÄRCHER detergents ensure fault-free operation. Ask us for a consultation, request our catalogue or our detergent information sheets.
Note
Detergent can only be mixed into the jet at low pressure.
1. Pull the desired length of the detergent suction hose out of the casing.
  Illustration O
2. Hang the detergent suction hose in a container with detergent solution.
3. Use the Vario Power spray lance.
4. Turn the spray lance all the way into the “SOFT” position.
  The detergent solution is mixed with the water jet during operation.

Recommended cleaning method

Spray the detergent sparingly on the dry surface and let it work for a while (do not let it dry).
Rinse off the loosened dirt with the high-pressure jet.

After operation with detergent
Flush the device with clear water for approx. 30 seconds.

Interrupting operation

Release the lever of the high-pressure gun. The device switches off when the lever is released. The high pressure in the system is retained.
Lock the lever of the high-pressure gun.
Illustration P
. Switch the device off “0/OFF” during work breaks longer than 5 minutes.

Ending operation
CAUTION
Pressure in the system

Injuries from high-pressure water escaping uncontrollably
Only disconnect the high-pressure hose from the highpressure gun or the device when the system is fully depressurised.
1. Release the lever of the high-pressure gun.
2. Close the water tap.
3. Press the lever of the high-pressure gun for 30 seconds.
  The pressure remaining in the system is discharged.
4. Release the lever of the high-pressure gun.
5. Lock the lever of the high-pressure gun.
6. Disconnect the device from the water supply.
7. Switch off the device “0/OFF”.
8. Pull the mains plug out of the socket.

Transport

CAUTION
Failure to observe the weight

Risk of injury and damage
Be aware of the weight of the device during transportation.
Pulling the device
1. Pull the device via the transport handle.

Transporting the device in a vehicle
Secure the device against slipping and tipping over.

Storage

CAUTION
Risk of injury and damage!

The device may tip over on sloping surfaces.
Be aware of the weight of the device during storage.

Storing the device

Place the device on a level surface.
Disconnect the spray lance from the high-pressure gun.
Press the separation button on the high-pressure gun and disconnect the high-pressure hose from the high-pressure gun.
Press the casing of the high-pressure hose quick coupling in the direction of the arrow and pull out the high-pressure hose.
Stowing the high-pressure hose. Devices without a hose reel Store the high-pressure hose on the device. Devices with a hose reel
- Insert one end of the high-pressure hose into the opening at the front of the hose reel.
- Turn the crank to wind up the high-pressure hose.
- While doing so, guide the high-pressure hose with the second hand.
  Illustration Q
- Fasten the coiled high-pressure hose to the hose reel with the high-pressure hose clip.
  Illustration R
Stow the mains connection cable on the device.
Stow both spray lances and the high-pressure gun in the appropriate storage options.
Observe the additional instructions before storing the device for a longer period of time, see chapter Care and service.

Frost protection
ATTENTION
Danger of frost

Incompletely emptied devices can be destroyed by frost.
Completely empty the device and accessories.
Protect the device from frost.
The following requirements must be satisfied:
- The device is disconnected from the water supply.
- The high-pressure hose is removed.

Switch the device on “I/ON”.
Wait for a maximum of 1 minute until no more water escapes from the high-pressure connection.
Switch off the device.
Store the device in a frost-protected room, together with all accessories.

Care and service

DANGER
Danger of electric shock

Injuries due to touching live parts
Switch off the device.
Remove the mains plug.
The device is maintenance-free, i.e. you do not need to perform any maintenance work.

Clean the sieve in the water connection
ATTENTION
Damaged sieve in the water connection

Damage to the device through contaminated water
Check the sieve for damage before inserting it in the water connection.
If necessary, clean the sieve in the water connection.
1. Remove the water connection coupling.
2. Pull the sieve out.
3. Clean the sieve under running water.
  Illustration S
4. Insert the sieve into the water connection.

Clean the detergent filter
Clean the detergent filter before longer periods of storage.

Pull the filter off the detergent suction hose.
Clean the filter under running water.
Illustration T

Troubleshooting guide

Malfunctions often have simple causes that you can remedy yourself using the following overview. When in doubt, or in the case of malfunctions not mentioned here, please contact your authorised Customer Service.
DANGER
Danger of electric shock
Injuries due to touching live parts
Switch off the device.
Remove the mains plug.

Device not running

1. Press the lever of the high-pressure gun. The device switches on.
2. Check that the voltage specified on the type plate corresponds to the voltage of the power source.
3. Check the mains connection cable for damage.
4. If the motor is overloaded and the motor circuit breaker has triggered:
  * Switch off the device “0/OFF”.
  * Allow the device to cool down for 1 hour.
  * Switch the device on “I/ON” and resume operation. Have the device checked by Customer Service if this fault occurs repeatedly.

The device does not start up, the motor buzzes
Voltage drop due to a weak mains grid or when using an extension cable

1. When switching on, first press the lever on the highpressure gun and then switch on the device “I/ON”

Device does not reach required pressure
- The water supply is too low.
1. Open the water tap fully.
2. Check the water inlet for an adequate flow rate.
3. Check the setting at the spray lance.
4. Check that the maximum suction height is not exceeded.
- The sieve in the water connection is dirty.
1. Pull the sieve in the water connection out using flat pliers.
2. Clean the sieve under running water.
  Illustration S
- Air is in the device.
  Vent the device:
- Switch on the device without a connected spray lance for a maximum of 2 minutes.
- Press the high-pressure gun and wait until the water escaping from the high-pressure gun is free of air bubbles.
- Connect the spray lance.
Strong pressure fluctuations

1.  Clean the high-pressure nozzle:
  * Use a needle to remove dirt from the nozzle drill.
  * Rinse the high-pressure nozzle from the front with water.
2. Check the water supply volume.

Device leaking
The device leaks a small amount for technical reasons. If the leak is severe, request authorised Customer Service.
Detergent is not sucked in

1. Use the Vario Power spray lance and turn it all the way in the “SOFT” direction.
2. Clean the filter on the detergent suction hose.
3. Check the detergent suction hose for kinks.

Warranty

The warranty conditions issued by our relevant sales company apply in all countries. We shall remedy possible malfunctions on your appliance within the warranty period free of cost, provided that a material or manufacturing defect is the cause. In a warranty case, please contact your dealer (with the purchase receipt) or the next authorised customer service site.
(See overleaf for the address)

Technical data

KARCHER-K-5-WCM-Pressure-Washer-fig-24

EU Declaration of Conformity

We hereby declare that the machine described below complies with the relevant basic safety and health requirements in the EU Directives, both in its basic design and construction as well as in the version placed in circulation by us. This declaration is invalidated by any changes made to the machine that are not approved by us.

Currently applicable EU Directives
- 2006/42/EC (+2009/127/EC)
- 2014/30/EU
- 2011/65/EU
- 2000/14/EC
- 2009/125/EC
Commission Regulation(s)
(EU) 2019/1781
Harmonised standards used
- EN 60335-1
- EN 60335-2-79
- EN 62233: 2008
- EN 55014-1: 2017 + A11: 2020
- EN 55014-2: 2015
- EN 61000-3-2: 2014
- EN 61000-3-3: 2013
- EN IEC 63000: 2018
Applied conformity evaluation method
2000/14/EG: Annex V
Sound power level dB(A)
- Measured: 84
- Guaranteed: 86
- The signatories act on behalf of and with the authority of the company management.