Storage; Frost Protection; Care And Service; Troubleshooting Guide - Kärcher K 4 WCM Originalbetriebsanleitung

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
1. Place the device on a level surface.
2. Disconnect the spray lance from the high-pressure
gun.
3. Press the separation button on the high-pressure
gun and disconnect the high-pressure hose from the
high-pressure gun.
4. Press the casing of the high-pressure hose quick
coupling in the direction of the arrow and pull out the
high-pressure hose.
5. Stowing the high-pressure hose.
Devices without a hose reel
Store the high-pressure hose on the device.
Devices with a hose reel
a Insert one end of the high-pressure hose into the
opening at the front of the hose reel.
b Turn the crank to wind up the high-pressure hose.
c While doing so, guide the high-pressure hose
with the second hand.
Illustration Q
d Fasten the coiled high-pressure hose to the hose
reel with the high-pressure hose clip.
Illustration R
6. Stow the mains connection cable on the device.
7. 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.
1. Switch the device on "I/ON".
2. Wait for a maximum of 1 minute until no more water
escapes from the high-pressure connection.
3. Switch off the device.
4. 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 wa-
ter 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 stor-
age.
1. Pull the filter off the detergent suction hose.
2. 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:
a Switch off the device "0/OFF".
b Allow the device to cool down for 1 hour.
c Switch the device on "I/ON" and resume opera-
tion.
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 high-
pressure 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 ex-
ceeded.
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.
1. Vent the device:
a Switch on the device without a connected spray
lance for a maximum of 2 minutes.
b Press the high-pressure gun and wait until the
water escaping from the high-pressure gun is
free of air bubbles.
c Connect the spray lance.
Strong pressure fluctuations
1. Clean the high-pressure nozzle:
a Use a needle to remove dirt from the nozzle drill.
English 15