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Troubleshooting specifications – Karcher K 2.91 MD User Manual

Page 8

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8

English

You can rectify minor faults yourself with
the help of the following overview.
If in doubt, please consult the authorized
customer service.

ƽ

Risk of electric shock

Always switch off the appliance and pull out
the mains plug before care and mainte-
nance work.

ƽ

Warning

Repair works may only be performed by the
authorized customer service.
Appliance does not start
Î

Check whether the voltage indicated on
the type plate corresponds to the volt-
age of the socket.

Î

Check the power cable for damage.

Pressure does not build up in the appli-
ance
Î

Check the setting at the spray lance.

Î

Evacuate air from the appliance: Switch
on the appliance when the high pres-
sure hose is not connected and allow it
to run until the water which discharges
from the high pressure outlet is free of
bubbles. Then connect the high pres-
sure hose again.

Î

Clean the filter in the water supply con-
nection: This can be easily removed us-
ing flat-nose pliers.

Î

Check all supply lines to the High pres-
sure pump for leaks or blockages.

Strong pressure fluctuations
Î

Clean the high-pressure nozzle: Re-
move dirt and debris from the nozzle
bore with a needle and rinse through
with water towards the front.

Î

Check the volume of incoming water.

High pressure pump leaking
Î

Slight leakage from the high pressure
pump is normal. If the leakage increas-
es contact the authorized customer
service.

No detergent infeed
Î

Select the low-pressure setting for the
spray lance.

Î

Clean the filter of the detergent suction
hose.

Î

Check the Detergent suction hose for
kinks.

Subject to technical modifications!

Troubleshooting

Specifications

Power connection
Voltage

(1~50 Hz) 230-240 V

Connected load

1,4 kW

Mains fuse (slow-blow)

13 A

Protective class

I

Protection class

IPX5

Water connection
Max. feed temperature

40 °C

Min. feed volume

8 l/min

Max. feed pressure

1,2 MPa

Performance data
Working pressure

8 MPa

Max. permissible pressure

10 MPa

Water flow rate

5,5 l/min

Detergent flow rate

0,4 l/min

Recoil force of trigger gun

12 N

Hand-arm vibration
(ISO 5349)

0,8 m/s

2

Sound pressure level
L

pA

(EN60704-1)

72 dB(A)

Sound power level
L

WA

(2000/14/EG)

86 dB(A)

Dimensions
Length

284 mm

Width

294 mm

Height

566 mm

Weight

8,1 kg