Troubleshooting Guide; Technical Data; Installation Declaration - Kärcher MC 250 Implements Manual

1. Read the oil level when the device is on a flat surface.
a The oil level must be in the middle of the sight glass.
b Contact Customer Service immediately if the oil is
milky (water in oil).
2. Clean the water filter.
a Depressurise the device.
b Unscrew the filter casing.
c Clean the filter with clean water or compressed air.
Annually or after 500 operating hours
1. Changing oil.
a See the chapter "High-pressure cleaner technical da-
ta" for the oil volume and type.
b Have the oil changed by Customer 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.
1. Store the device in a frost-protected place.
Note
If frost-free storage is not possible:
2. Close off the water inlet.
3. Allow the device for run for a maximum of 1 minute until
the pump and lines are empty.
4. Blow the high-pressure pump, supply hose, water filter
and high-pressure hose out with compressed air.

1.7.6 Troubleshooting guide

DANGER
Risk of injury due to inadvertently starting up device
and also due to electric shock.
Switch off the device and remove the ignition key before
performing any work.
Have electrical components checked and repaired by the
authorised Customer Service.
In case of any malfunctions not mentioned in this chapter,
contact the authorised Customer Service when in doubt or
when you have been explicitly advised to do so.
Pressure washer does not run
 Switch on the work hydraulics (PTO).
 Activate the high-pressure cleaner attachment kit (dis-
play F1).
High-pressure cleaner not reaching the required pres-
sure
 Fill the fresh water tank.
 Clean the water filter, check water supply.
 Check/replace the high-pressure nozzle.
Pump leaking
Up to 3 drops of water per minute are permissible.
 In case of more serious leaks, have the device checked
by Customer Service.
Pump knocking
 Check the water supply line for leaks.
 Vent the device, see section "Venting the device".
 Contact Customer Service if necessary.

1.7.7 Technical data

Hydraulic connection
Supply from the hydraulic system of the MC 250
Connection output
Water connection
36
Weekly
kW 4.5
Hydraulic connection
Water supply from the fresh water tank of the MC 250
Input temperature (max.)
Performance data
Working pressure
Nozzle size
Max. operating pressure
Flow rate
Recoil force of the trigger gun. (max.) N
Determined values according to EN 60335-2-79
Sound level K
pA
Uncertainty K
pA
Sound power level L
K
WA
Hand-arm vibration value
Uncertainty K
Operating materials
Oil volume
Oil type

1.7.8 Installation declaration

We hereby declare die technical documents according to
EC Directive 2006/42/EC (+2009/127/EC) Annex VII Part
B have been created for the incomplete machine de-
scribed below and that this conforms to the following points
of the directive:
Annex I Points 1.1, 1.2, 1.3, 1.4, 1.5, 1.6 and 1.7. I Point
1.1,
This declaration is invalidated by any changes made to the
incomplete machine that are not approved by us.
Product:
Type:
Harmonised standards used, based on:
EN 60335–2–79
Authorities can request the relevant documentation for the
incomplete machine from the documentation supervisor.
Documents are provided via email.
Before commissioning or installation of the incomplete ma-
chine, it must be ensured that the complete machine into
which the incomplete machine is installed conforms to the
EC Machinery Directive 2006/42/EC (+2009/127/EC).
Please refer to the EC Declaration of Conformity for the
machine for more information on this.
The signatories act on behalf of and with the authority of
the company management.
H. Jenner
Chairman of the Board of Management
Documentation supervisor:
S. Reiser
Alfred Kärcher SE & Co. KG
Alfred-Kärcher-Str. 28 - 40
71364 Winnenden (Germany)
Ph.: +49 7195 14-0
English
°C
MPa
MPa
l/min
dB(A) 75
dB(A) 3
+ uncertainty dB(A) 97
WA
2
m/s
2
m/s
l
Attachment kit
High-pressure cleaner
2,852-757.7
S. Reiser
Director Regulatory Affairs & Certification
60
7-15
036
19
10
30
1.6
0.7
0.4
SAE 15W-
40