Karcher IP 120 User Manual download pdf (Page 16)

16 English

The bases of a safe operating of the equip-

ment is thr regularly maintenance accord-

ing to the following maintenance plan.

Repair and maintenance works must be

carried out by authorized qualified person-

nel (Kärcher service or personnel trained by

the manufacturer).

Use exclusively original parts of the manu-

facturer or those parts recommended by

him like

– parts and wearing parts,

– accessories parts,

– operating materials,

– cleaning agents.

 Danger!

Risk of accident while working on the appli-

ance. Carry out all the steps described in

the chapter "Shut down" before starting

anhy work on the device.

 Danger

Risk of cold burns on account of dry ice or

cold parts of the machine. While working on

the machine, wear appropriate safety gear

for protection against cold or remove dry ice

and let the machine heat up.

Avoid bodily contact with dry ice.

Never put dry ice in your mouth.

In order to guarantee a reliable operation og

the equipment, we success, you signed a

maintenance agreement. Please refer to

you local Kärcher service department.

Î Place the collection container under the

condensate drain and empty on a regu-

lar basis.

Î Check oil level. The oil level indicator

must be filled with 3/4 with oil.

Î Visual inspection of oil cooler. The oil

cooler and the air inlet and outlet must

be clean. Clean or blow out with com-

pressed air if necessary.

Î Check ventilator function of oil cooler,

clean if required. The ventilator must

start up as soon as the oil temperature

reaches 45°C.

Î Visual check of the hydraulic motor ven-

tilator, clean if required.

Î Check the function of the valves EV2,

EV3 and EV4*. When the valve is open

you will hear streaming noises.

Î Check the carbon dioxide lines for tight-

ness, call customer service in case of

leaks.

* IP 220 only

Î Check the hydraulic system for tight-

ness (hoses, piping, connections). Fix

the leaks.

Î Clean the inside and outside of the ma-

chine.

Î Install new oil filter.

Î Check that screws and fittings are firmly

screwed in, tighten if necessary (tor-

ques are listed in the section "tightening

torques").

Î Check the pistons for scratches and

grooves; contact customer service if

piston is damaged.

Î Replace the hydraulic oil and oil filter

(see "Maintenance Procedures").

 Danger!

Risk of accident while working on the appli-

ance. Carry out all the steps described in

the chapter "Shut down" before starting

anhy work on the device.

– The front cover can be tilted outward

and removed after the two locks have

been released.

– The other covers can be removed once

the screws have been taken off.

Only change the oil while it is still warm.

 Danger

Risk of burns due to hot oil!

Let the oil cool down to approx. 40 °C prior

to changing the oil.

Î Turn out the oil drain screw.

Î Connect the oil change system to the

locking valve.

Î Open locking tap.

Î Pump all the oil into a reservoir using

the oil change system.

Î Unscrew the lid from the oil filter hous-

ing.

Î Change the oil filter inlay.

Î Attach the lid to the oil filter housing.

Î Fill the machine with new oil using the

oil change system until the oil level indi-

cator shows 3/4 full.

For oil type refer to technical specifica-

tions.

Î Switch on the machine and check the oil

level indicator while the machine is run-

ning. If required, top up oil carefully.

Only change the oil while it is still warm.

 Danger

Risk of burns due to hot oil!

Let the oil cool down to approx. 40 °C prior

to changing the oil.

Î Place a pan underneath the locking

valve to catch the oil.

Î Turn out the oil drain screw.

Î Open the locking valve and let all the oil

drain.

Î Close locking tap.

Î Fix in the oil drain screw and tighten it.

IP 120:

Î Unscrew the lid from the oil filter hous-

ing.

Î Change the oil filter inlay.

Î Attach the lid to the oil filter housing.

Î Unscrew the lid from the air filter hous-

ing.

Î Take out the air filter sieve.

Î Fill in new oil until the oil level indicator

shows 3/4 full.

For oil type refer to technical specifica-

tions.

Î Install the air filter insert.

Î Screw the lid onto the air filter housing.

Î Switch on the machine and check the oil

level indicator while the machine is run-

ning. If required, top up oil carefully.

IP 220:

Î Unscrew the lid from the oil filter hous-

ing.

Î Take out the oil filter insert.

Î Fill in new oil until the oil level indicator

shows 3/4 full.

For oil type refer to technical specifica-

tions.

Î Insert a new oil filter insert.

Î Screw the lid onto the oil filter housing.

Î Switch on the machine and check the oil

level indicator while the machine is run-

ning. If required, top up oil carefully.

Î Remove the cover from the machine.

Î Set the key switch "M/0/A" to "M".

Î Press the key "Piston backwards".

The piston moves back into the rear-

most position.

Î Check the piston for scratches and

grooves.

Î Set the key switch "M/0/A" to "A". Re-

move the key and store so that it can

only be accessed by service personnel.

Maintenance instructions

Maintenance contract

Maintenance schedule

Daily

Weekly

Monthly

After the first 100 operating hours

Every 1000 operating hours

Every 2000 operating hours

Tightening torques

M3 1.1 Nm

M4 2.5 Nm

M5 5.1 Nm

M6 8.8 Nm

M8 21.4 Nm

M10 44 Nm

M12 88 Nm

M14 119 Nm

M16 183 Nm

M20 224 Nm

Opening the device

Maintenance Works

Oil change with oil change system

Oil change without oil change system

Check piston

1 2 ... 11 12 13 14 15 16 17 18 19 20 21 ... 156 157

Karcher IP 120 User Manual Page 16

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Karcher IP 120 User Manual Page 16

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