Operation; Care And Service - Kärcher K 3 Deluxe Premium Manual

KÄRCHER recommends using the KÄRCHER water fil-
ter for protection (special accessory, order number
4.730-059).
Connection to the water line
ATTENTION
Hose coupling with Aquastop on the water connec-
tion 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.
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 vacu-
uming operation.
1. Fill the suction hose with water.
2. Screw the suction hose onto the device water con-
nection and hang it in a water source (e.g. water
butt).
Venting the device
1. Switch the device on via "I/ON".
2. Unlock the lever of the high-pressure gun.
3. Press the lever of the high-pressure gun.
The device switches on.
4. Allow the device for run a maximum of 2 minutes un-
til the water escaping from the high-pressure gun is
free of air bubbles.
5. Release the lever of the high-pressure gun.
6. 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 min-
utes 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 I
2. Set the power switch to the "I/ON" position.
3. Unlock the lever of the high-pressure gun.
4. Press the lever of the high-pressure gun. The device
switches on.
5. Turn the Vario Power Control spay lance until the re-
quired pressure level is shown on the pressure indi-
cator.
Operation with detergent
DANGER
Failure to adhere to the safety data sheet
Incorrect handling of the detergent can seriously dam-
age your health.
Observe the safety data sheet of the detergent manu-
facturer, in particular the instructions on personal pro-
tective equipment.
Note
Detergent can only be added when the device is oper-
ated in low pressure mode.
Illustration J
Recommended cleaning method
1. Spray the detergent sparingly on the dry surface and
let it work for a while (do not let it dry).
2. Rinse off the loosened dirt with the pressure jet.
After operation with detergent
1. Flush the foam lance with clear water for approx. 30
seconds.
Interrupting the operation
1. Release the lever on the trigger gun.
The device switches off when the lever is released.
The high pressure in the system is retained.
2. Lock the lever on the trigger gun.
Illustration K
3. Place the high-pressure gun with the spray lance in
the parking position.
4. Switch the device off via "0/OFF" during work breaks
longer than 5 minutes.
Finishing operation
CAUTION
Pressure in the system
Injuries from high-pressure water escaping uncontrolla-
bly
Only disconnect the high-pressure hose from the high-
pressure gun or the device when the system is fully de-
pressurised.
1. Release the lever of the high-pressure gun.
2. Cut off the water supply.
3. Press the lever of the high-pressure gun for 30 sec-
onds.
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. Set the power switch to "0/OFF".
8. Pull the mains plug out of the socket.

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.
English 7