Karcher ICC 2 D ADV STAGE IIIa: Shutdown Maintenance and care

     - 

10



Connect the suction nozzle to the suc-

tion hose.



Set the dry run speed to approx. 1800 

1/min.

Note

The motor rpm can be called via the multi-

functional display. 



Turn on the working hydraulics (1st lev-

el).



Press switch for raising the suction 

mouth. 

–

1. step = raise the suction opening

–

2. step = switch on/off the side-brushes



Raise waste container.



Cover the suction pipe with a plate 

when sucking in leaves.



Lower waste container.



Shift the water supply from sweeping to 

leaf suction operations.



Turn on the suction turbine (1st level).



Switch on the spray water.



Adjust the water flow using the valve.



Remove the covering on the suction 

pipe.



Shift the water supply from leaf suction 

to sweeping operations.

몇

Warning

The appliance must be secured against 

slippage during transport.



Turn ignition key to "0" and remove it.



Lock parking brake.



Secure the wheels of the machine with 

wheel chocks.



Secure the appliance with tension 

straps at the fastening eyes on the left 

and the right.

몇

Warning

Risk of damage! The front towing eye 

should not be used to fasten the appliance.



Danger

When carrying out rescue work on public 

highways, wear warning clothing when 

working close to passing traffic.



Danger

The hydro-static drive of the sweeper per-

mits towing out of the danger area only for 

a few metres at walking speed. Do not 

move the sweeper at a speed higher than 

walking speed.



Danger

The appliance is not suitable for crane 

loading.

Note

Make sure the brush-system is not dam-

aged while towing.



Drain off spray water.



Empty waste container.



Fasten the towing rope to the towing 

eye in the front or the rear.



Drag the appliance on to the transport 

vehicle. 

Note

It is easier to move the appliance when the 

bypass valve is opened.



Open the bypass valve using the hand 

gear from the tool box or a flat spanner 

(SW 9). 

If the sweeper is going to be out of service 

for a longer time period, observe the follow-

ing points:



Park the sweeper on an even surface.



Raise the side-brushes to prevent the 

bristles from being damaged.



Turn ignition key to "0" and remove it.



Secure sweeper to prevent it rolling 

away, lock parking brake.



Tank up the fuel tank fully.



Change the engine oil and the oil filter.



Drain off the spray water if frost is ex-

pected and check whether is adequate 

anti-frosting agent in the cooling water.



Empty the water tank and the pipe sys-

tem.



Disconnect battery.



Charge battery approx. every 2 months.



Clean the inside and outside of the 

sweeper.



Park the machine in a safe and dry 

place.



First switch off the appliance and re-

move the ignition key before performing 

any cleaning or maintenance tasks on 

the appliance, replacing parts or switch-

ing over to another function. 



Pull out the battery plug or clamp the 

battery while working on the electrical 

unit. 

–

Maintenance work may only be carried 

out by approved customer service out-

lets or experts in this field who are famil-

iar with the respective safety 

regulations. 

–

Mobile appliances used for commercial 

purposes are subject to safety inspec-

tions according to VDE 0701. 



Park the sweeper on an even surface.



Empty waste container.



Raise the suction opening and the side-

brushes.



Lock parking brake.

몇

Warning

Risk of damage! The electrical components 

in the engine room should not be cleaned 

using a high-pressure jet.

Clean appliance daily after finishing work.

Note

Do not use aggressive cleaning agents.

After leaf suction operations

Transport

Towing

Bypass valve (accessory)

Shutdown Maintenance and care

General notes

Cleaning

Cleaning the appliance

32 EN

     

- 

11



Shift the water supply to the side-brush-

es and suction opening to operating 

with high pressure cleaning.



Turn on the high-pressure cleaner.



Raise waste container.



Remove the hand-spray gun.



Wind off the high pressure hose.



Clean the waste container.



Clean the perforated plate of the water 

drain on both the sides.



Clean the sealing areas of the suction 

channel.



Clean the side-brushes.



Clean the suction opening.



Clean the bulk waste flap.

If the hose connection between the waste 

container and the suction opening is 

blocked, then proceed as follows:



Remove the suction hose from the claw 

coupling under the vehicle.



Open the hand wheel of the valve by 

turning it in anti-clockwise direction.



Connect the hoses at the claw coupling 

to the water supply and rinse.



Remove the connection to the water 

supply and join the hose back to the 

suction opening.



Close by turning the hand wheel of the 

valve in clockwise direction.



Open the clamps of the covering grid. 



Remove the covering grid.

1 Cooler for air-conditioner (accessory)

2 Oil cooler

3 Water cooler

–

Clean the cooler only when the motor 

has been switched off.

–

Use a low-pressure water jet or com-

pressed air to clean the cooler accord-

ing to the procedure described above.

–

Do not clean using a high-pressure 

cleaner.



Start the appliance.



Set the dry run speed to approx. 1800 

1/min.



Turn on the working hydraulics (1st lev-

el).



Place the water hose in front of the suc-

tion opening. 



Switch on the suction turbine and the 

side-brushes (2nd step).

Note

Let the suction turbine run for approx. 2 

minutes.



Raise waste container.



Switch off engine.



Clean the covering grid.



Raise waste container.



Switch off engine.



Danger

Risk of injury! Wait for at least 1 minute until 

the blower wheel stops rotating.



Remove the upper screws (1).



Remove the strip (2).



Loosen the lower screws (3).



Remove the covering grid and clean the 

suction channel.

Note

The operating meter of the motor shows 

the timing of the maintenance intervals.

Daily maintenance:



Clean the lighting.



Check engine oil level.



Check the hydraulic oil level.



Clean the cooler.



Clean the covering grid of the suction 

channel.



Check cooler water level.



Check the air filter, clean if required.



Check tube air filter/ motor.



Check the side-brushes and suction 

opening for wear and wrapped belts.



Check function of all operator control el-

ements.

Weekly maintenance:



Check sealing washer of suction pipe.



Check  washers of the waste container.



Grease the bearings.



Check tyre pressure.

Clean the hose connections.

Clean the cooler

Cleaning the suction channel and the 

waste container

Cleaning the covering grid of the suction 

channel

Cleaning the suction channel

Maintenance intervals

Maintenance by the customer

33 EN

     - 

12



Check water level of wiper.



Clean water filter (frequently depending 

on the water quality).



Check oil level of the water pump. 



Check functioning and easy movement 

of the bulk-waste flap.



Check rollers to see that they move 

easily.



Lubricate the side-brush system.

Additional maintenance to be carried out 

every 50 operating hours:



Check the function of the immobilizing 

brake.



Check the hydraulic system for leakag-

es.



Check V-Belt for wear and tear.



Check coolant to see that it does not 

frost.



Check hoses and clamps. 



Check wheels. 



Check connections and conduits.

Additional maintenance to be carried out 

every 150 operating hours:



Change engine oil.



Replace motor oil filter inlay.



Change the air filter.



Empty the wate separator at the fuel fil-

ter.



Check battery acid level.



Clean the ventilation slits of the lights.

For description, see section on Mainte-

nance work.

Note

Where maintenance is carried out by the 

customer, all service and maintenance 

work must be undertaken by a qualified 

specialist. If required, a specialised Kärch-

er dealer may be contacted at any time.

Maintenance to be carried out after 50 op-

erating hours:



Carry out initial inspection.

Additional maintenance to be carried out 

every 150 operating hours:

Note

In order to safeguard warranty claims, all 

service and maintenance work during the 

warranty period must be carried out by the 

authorised Kärcher Customer Service in 

accordance with the maintenance booklet.

Preparation:



Park the sweeper on an even surface.



Raise waste container completely.



Lower the side-brushes.



Turn ignition key to "0" and remove it.



Lock parking brake.



Danger

When carrying out repairs on public high-

ways, wear warning clothing when working 

close to passing traffic.



Danger

Risk of injury! While carrying out mainte-

nance tasks, tilt the waste container fully 

upward and lower the brush system to re-

move the pressure from the hydraulic sys-

tem.



Danger

Risk of injury! Secure the lid while working 

inside the waste container.



Danger

Risk of injury due to engine overrun. Once 

the engine has been switched off, wait for 5 

seconds. Stay well clear of the working 

area for this time.



Allow the machine sufficient time to cool 

down before carrying out any mainte-

nance and repair work.

–

Cooling water is hot.

–

Do not touch any hot parts, such as the 

drive motor and exhaust system.

Please observe the following warning notes 

when handling batteries:



Danger

Follow accident prevention regulations as 

well as DIN VDE 0510, VDE 0105 T.1.



Danger

Risk of explosion! Do not put tools or similar 

on the battery, i.e. on the terminal poles 

and cell connectors.



Danger

Risk of injury! Ensure that wounds never 

come into contact with lead. Always clean 

your hands after having worked with batter-

ies.



Danger

Risk of fire and explosion!

–

Smoking and naked flames are strictly 

prohibited. 

–

Rooms where batteries are charged 

must have good ventilation because 

highly explosive gas is emitted during 

charging. 



Danger

Danger of causticization!

–

Rinse thoroughly with lots of clear water 

if acid gets into the eye or comes in con-

tact with the skin.

–

Then consult a doctor immediately.

–

Wash off the acid If it comes in contact 

with the clothes.



Raise waste container.



Insert battery in battery mount.



Screw on mounts on battery base.



Connect pole terminal (red cable) to 

positive pole (+).



Connect pole terminal to negative pole 

(-).

Note

Before removing the battery, make sure 

that the negative pole lead is disconnected. 

Check that the battery pole and pole termi-

nals are adequately protected with pole 

grease.

몇

Warning

Regularly check the fluid level in acid-filled 

batteries.

–

The acid in a fully charged battery has a 

specific weight of 1.28 kg/l at a temper-

ature of 20 °C. 

–

The acid in a partially discharged bat-

tery has a specific weight between 1.00 

and 1.28 kg/l. 

–

The specific weight of the acid must be 

uniform in all cells.



Unscrew all cell caps.



Take a sample from each cell using the 

acid tester.



Put the acid sample back into the same 

cell. 

Maintenance by Customer Service

Maintenance Works

General notes on safety

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.

Safety notes regarding the batteries

Observe the directions on the 

battery, in the instructions for 

use and in the vehicle operat-

ing instructions!

Wear an eye shield!

Keep away children from acid 

and batteries!

Risk of explosion!

Fire, sparks, open light, and 

smoking not allowed!

Danger of causticization!

First aid!

Warning note!

Disposal!

Do not throw the battery in the 

dustbin!

Installing and connecting the battery

Check fluid level in the battery and ad-

just if required

34 EN

     

- 

13



Where fluid level is too low, top up cells 

to the mark provided with distilled wa-

ter.



Charge battery.



Screw in cell caps.



Danger

Risk of injury! Comply with safety regula-

tions on the handling of batteries. Observe 

the directions provided by the manufacturer 

of the charger.



Danger

Charge the battery only with an appropriate 

charger.



Disconnect battery.



Connect positive terminal cable from 

the charger to the positive pole connec-

tion on the battery.



Connect negative terminal cable from 

the charger to the negative pole con-

nection on the battery.



Plug in mains connector and switch on 

charger.



Charge battery using lowest possible 

level of charging current.

Note

When the battery is charged, first remove 

the charger from the mains and then dis-

connect it from the battery.



Park the sweeper on an even surface.



Connect air pressure testing device to 

tyre valve.



Check air pressure and adjust if re-

quired.



Danger

When carrying out repairs on public high-

ways, wear warning clothing when working 

close to passing traffic.



Danger

Risk of injury!



Park the sweeper on an even surface.



Remove ignition key.



Check stability of ground. Also secure 

the machine with wheel chock(s) to pre-

vent it rolling away.



Lock parking brake.

Check tyres



Check tyre contact face for foreign ob-

jects.



Remove objects found.



Use suitable, commercially available 

materials to carry out tyre repairs.

Note

Observe the manufacturer's recommenda-

tions. The journey may be resumed provid-

ing that the directions supplied by the 

product manufacturer have been observed. 

The tyre/wheel change should nonetheless 

be carried out as soon as possible.

Intake point for the jack (front wheels)

Use the corresponding intake delivered 

along with the vehicle.

Intake point for the jack (rear wheels)



Position vehicle jack at the appropriate 

mounting point for the front or rear 

wheel.



Loosen wheel nuts/ wheel bolts.



Raise machine using vehicle jack.



Remove wheel nuts/ wheel bolts.



Remove wheel.



Mount spare wheel.



Insert the wheel nuts/ wheel bolts.



Lower machine using vehicle jack.



Tighten the wheel nuts/ wheel bolts.

Note

Use a suitable commercially available vehi-

cle jack.



Danger

Risk of burns!



Allow engine to cool down.



Wait for at least 5 minutes after switch-

ing off the engine before checking the 

engine oil fill level.



Raise waste container.



Pull out oil dipstick.



Wipe off oil dipstick and insert.



Pull out oil dipstick.



Read the value of the oil level.



Insert the oil dip again.

–

The oil level must lie between “MIN“ 

and “MAX“ marking.

–

Add motor oil if the oil level is below the 

"MIN" marking.

–

Do not fill oil above the "MAX" marking.



Loosen the screw cap of the oil filling 

opening.



Fill in motor oil.

Oil grade: see Technical Data



Close oil filler opening.



Wait at least 5 minutes.



Check engine oil level.



Danger

Risk of burns due to hot oil!



Ready a catch bin for appr. 6 litre oil.



Allow engine to cool down.



Unscrew oil drain plug.



Loosen the screw cap of the oil filling 

opening.



Drain off oil.

Charging battery

Check the tyre pressure

Air pressure, front

3,75 bar

Air pressure, rear

4,75 bar

Replacing wheel

Tightening torque for front 

tyres

140 Nm

Tightening torque for rear tyres 120 Nm

Check engine oil level and top up, if re-

quired

Change the motor oil and the oil filter

35 EN

     - 

14



Unscrew the oil filter.



Clean the intake and sealing areas.



Coat the washer of the new oil filter with 

oil before fitting it.



Fit in the new oil filter and tighten it by 

hand.



Screw in the oil drain screw along with 

the new washer.

Note

Tighten the oil drain screw using a torque 

wrench to 25 Nm.



Fill in motor oil.

Oil grade: see Technical Data



Close oil filler opening.



Let the motor run for approx. 10 sec-

onds.



Check engine oil level.

The oil level must be within the viewing 

glass. 

Refill oil:



Clean the filling area.



Loosen the screw cap of the oil filling 

opening.



Refill oil.



Close oil filler opening.



Check oil level.

Oil change:



Ready a catch bin for appr. 1 litre oil.



Unscrew oil drain plug.

Oil grade: see Technical Data

The oil level must be within the viewing 

glass. 



Clean the filling area.



Loosen the screw cap of the oil filling 

opening.



Refill hydraulic oil.

Oil grade: see Technical Data



Check all hydraulic hoses and connec-

tions and ensure that they are leak-

proof.

Only Kärcher Customer Service is author-

ised to carry out maintenance tasks on the 

hydraulic unit.



Danger

Danger of scalding by boiling water! Let the 

cooler cool down for at least 20 minutes.



Fill in cold water in the cooling water 

compensation tank.

If the motor is cold:

–

Cooling water level must be above the 

lower marking.

If the motor is warm:

–

Cooling water level must be below the 

upper marking.

–

The percentage of anti-frost agent in 

the cooling water should not be more 

than 50%.



Danger

Risk of explosion!

–

Do not carry out maintenance tasks in 

closed rooms.

–

Smoking and naked flames are strictly 

prohibited. 



Switch off engine.



Raise waste container.



Keep a suitable catch bin ready.



Loosen the fuel filter casing.



Empty the fuel filter casing.



Remove the fuel filter casing.



Clean or replace fuel filter.



Replace washers.



Fit the fuel filter again.



Check fuel tubes and clamps for dam-

ages and make sure they are leak-

proof.



Deaerate the fuel system



Raise waste container.



Insert the hose on the deaeration 

screw.



Turn the deaeration screw by one rota-

tion.



Keep a suitable catch bin ready.



Pump until fuel free of air bubbles is re-

leased.



Close the deaeration screw. 

Check oil level in the water pump; refill 

and change oil

Check hydraulic oil level and refill hy-

draulic oil

Check hydraulic unit

Check water cooler and maintain it

Clean and replace fuel filter

Deaerating the fuel system

36 EN

     

- 

15



Raise waste container.



Insert the hose on the drain screw.



Turn the drain screw by one rotation.



Keep a suitable catch bin ready.



Close the release screw.



Raise waste container.



Loosen the fasteners of the air filter 

casing.



Remove covering lid.



Remove and clean the filter cartridge.



Insert new filter cartridge, if required.



Clean the screw cap.



Replace the screw cap and clamp it.



Fix the fasteners of the air filter casing.



Grease the left end right lubrication nip-

ples of the front axle. 



Grease the left end right lubrication nip-

ples of the rear axle. 



Grease the lubrication nipple at the 

swivel joint.



Grease the lubrication nipple at the 

steering cylinder.



Grease the lubrication nipple at the 

steering cylinder.



Grease the lubrication nipple at the 

brush-system (8x).

Only 4-brush system:



Lift the covering flaps at the swivel 

heads.



Grease the swivel joints (8x).

Only 4-brush system:



Lift the covering flaps at the swivel 

heads.



Grease the swivel joints (8x).

The central lubrication unit automatically lu-

brications all the lubrication points at spec-

ified intervals.

Note

It is necessary to do an additional round of 

greasing after the appliance has been 

cleaned thoroughly. 



Press the button on the central lubrica-

tion unit.

The central lubrication unit will not lubricate 

the brush-system.



Check the V-Belt of the spray-water 

pump for damage and wear and tear.



Raise waste container.



Check the V-Belt of the lighting system 

for damage and wear and tear.



Refill water for the wiper.

Emptying the water separator of the fuel 

system

Cleaning and replacing the fuel filter

Greasing the bearings

Greasing the brush-system

Central lubrication unit (accessory)

Checking the V-Belt

Refilling wiper water

37 EN

     - 

16

Clean/ set the spray nozzles:



Clean the spray nozzle opening (1) us-

ing a wire.



Adjust the spraying direction by turning 

the spray head with a wire.

Change the wiper blades:



Remove the fastening screw (2).



Change the wiper blade.



Lock parking brake.



The side-brushes lift up.



Clip side brush on to driver and screw 

on.

Changing the wiper blade with the intake:



Loosen the central screw.



Remove the wiper blade.



Fix in the new wiper blade.

Changing the wiper blade without the in-

take:



Loosen the hexagonal nuts:



Remove the wiper blade.



Fix in the new wiper blade.



Check tyre pressure and adjust if re-

quired.



Set the idle running for the motor rpm 

setting to 1600-1800 1/min.



The side-brushes lift up.



Drive sweeper on to a smooth, even 

surface covered with a visible layer of 

dust or chalk.



Lower side-brushes and allow them to 

briefly rotate.



The side-brushes lift up.



Drive machine backwards.



Check sweeping mirror.

Contact surfaces of the side-brushes dur-

ing optimal setting (4-brush system).

Contact surfaces of the side-brushes dur-

ing optimal setting (2-brush system).



Loosen the fastening screw (1).



Adjust the side inclination of the side-

brushes by adjusting the holder (2). 

Note

Always set the rear side-brushes first be-

cause changes to the rear inclination will 

have an effect on the inclination of the front 

brushes.



Remove floor mat.



Remove the floor plates (1) and (2).



Loosen the fastening screw (1).



Adjust the inclination of the side-brush-

es in the drive direction by adjusting the 

holder (2). 

Note

Set the left and right side always at the 

same value.



Loosen the fastening screws (1) of the 

side-brush attachment .



Adjust the inclination of the side-brush-

es in the drive direction by turning the 

holder (2). 



Loosen the fastening screws (1) and (2) 

of the side-brush attachment .



Set the inclination of the side-brushes.



Increase/ reduce the brush pressure by 

adjusting the setting screw (3).

Note

In the 4-brush system, the contact pressure 

can only be set for the front side-brushes.

Maintaining the wiper

Replacing side brush

Checking the sweeping mirror of the 

side-brushes

Adjusting the side inclination of the rear 

side-brushes (only 4-brush system)

Adjusting the inclination of the rear side-

brushes in drive direction (only 4-brush 

system)

Adjusting the inclination of the front 

side-brushes in drive direction (only 4-

brush system)

Adjusting the inclination of the side-

brushes (only 2-brush system)

Setting the brush contact pressure

38 EN

     

- 

17



Unscrew the tank coupling.



Connect a textile hose to the tank cou-

pling and hydrant.



Fill up the water tank:

Note

Fill up the water tank until it overflows.

Note

If the water tank had got completely empty, 

then it is necessary to deaerate the spray 

water system after the tank has been filled 

up.



Open the valve until bubble free water 

comes out.



Now close the valve.



Open the drain screw below the water 

tank.

Note

Ensure that the water flowing out does not 

cause any damage.



Turn off tap (1).



Unscrew the water filter casing (2).



Clean or replace the water filter. 



Clean the water filter casing.



Check rubber washers.



Install the water filter.



Turn on the tap (1).



Unscrew the union joint (1).



Pull out the spray nozzle (2).



Clean the spray nozzle.

Adjusting the sealing strip:



Loosen the fastening screws of the 

sealing strip.



Drain off the suction opening.



Adjust the sealing strip on the side and 

the rear so as to have a distance of 10 

mm from the floor.



Tighten the fastening screws of the 

sealing strip.

Replacing the sealing strip:



Loosen the fastening screws of the 

sealing strip.



Remove the stabilising plate.



Remove the sealing strip.



Insert the new sealing strip and fasten it 

with screws along with the stabilising 

plate.



Drain off the suction opening.



Adjust the sealing strip.



Tighten the fastening screws of the 

sealing strip.



Remove wheel.



Remove the fastening nuts of the run-

ning rollers.



Replace the running rollers.



Replace the fastening nuts of the run-

ning rollers.



Remove the fastening screws of the 

slide bar.



Replace the side bar.



Fasten the slide bar.

Adjusting the sealing strip:



Loosen the screws.



Drain off the suction opening.



Adjust the rear running rollers (3) in 

such a way that the side sealing strip (1) 

has a floor clearance of 20 mm at the 

rear.

Filling up the water tank

Deaerating the spray-water system

Emptying the water tank

Cleaning and replacing the water filter

Cleaning the spray nozzles on the side-

brushes

Setting and replacing the sealing strip of 

the suction opening (only 4-brush sys-

tem)

Changing the running rollers of the suc-

tion opening (only 4-brush system)

Changing the slide bar of the bulk waste 

flap (only 4-brush system)

Setting and replacing the sealing strip of 

the suction opening (only 2-brush sys-

tem)

39 EN