Manual Karcher K 4 Premium Power Control (page 14 of 162) (All languages)

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14 English

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).

Vent the device

1. Switch the device on "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.

Power Control System

The pressure indicator on the high-pressure gun shows

the currently set pressure level when operating with a

Power Control spray lance.

Note

The sensitivity of materials can vary greatly depending

on age and condition. The recommendations are there-

fore not binding.

Note

When operating with surface cleaner and other acces-

sories, the pressure indicator is not accurate.

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.

5. Turn the Vario Power Power Control spray lance un-

til the required pressure level is shown on the pres-

sure indicator.

Operation with a washing brush

ATTENTION

Paint damage

Damage to surfaces through a dirty brush

Ensure that the washing brush is free from dirt or other

particles before using it.

Note

The device operates at low pressure when using wash-

ing brushes. This means that detergent can be mixed

with the water.

1. Insert the washing brush into the high-pressure gun

and turn by 90° to fasten it.

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 mixed into the jet at low pressure.

Note

A Plug ‘n’ Clean detergent bottle is required for operat-

ing with detergent. KÄRCHER detergent can be pur-

chased ready to use in a Plug ‘n’ Clean detergent bottle.

1. Remove the cover from the Plug ‘n’ Clean detergent

bottle.

2. Plug the detergent bottle into the Plug ‘n’ Clean de-

tergent connection with the opening facing down.

Illustration O

3. Use the Vario Power spray lance.

4. Turn the spray lance towards "MIX" until "MIX" is

displayed on the high-pressure gun.

The detergent solution is mixed with the water jet

during operation.

5. You can optionally use the foam nozzle.

a Fill the detergent solution into the detergent tank.

Adhere to the dosage specifications on the deter-

gent container.

b Connect the foam nozzle to the detergent con-

tainer.

c Insert the foam nozzle into the high-pressure gun

and turn by 90° to fasten it.

Illustration P

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 high-pressure

jet.

After operation with detergent

1. Pull the Plug ‘n’ Clean detergent bottle out of the

mount and close it with the cap before transporting

the device lying down.

2. Store the detergent bottle in the holder with the lid

facing up.

3. Flush the device with clear water for approx. 30 sec-

onds.

Display Pressure

level

Recommended for e.g.

HARD Stone terraces made of pav-

ing stones or washed con-

crete, asphalt, metal

surfaces, garden utensils

(wheelbarrow, spade, etc.)

MEDIUM Cars / motorcycles, brick

surfaces, plastered walls,

plastic furniture

SOFT Wooden surfaces, bicycle,

sandstone surfaces, rattan

furniture

MIX Operation with detergent

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Karcher K 4 Premium Power Control Manual

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