Troubleshooting - Kärcher HD 4.5/32-4S Eb User Manual

Troubleshooting

Danger
Risk of injury by inadvertent startup of
appliance and electrical shock.
First pull out the plug from the mains
before carrying out any tasks on the
machine.
Get the electrical components checked
and repaired only by authorised cus-
tomer service persons.
Contact an authorised customer ser-
vice person in case of problems not
mentioned in this chapter or if you are
in doubt or when you have been explic-
itly asked to do so.
Indicator lamp
The indicator lamps display the operat-
ing states (green) and interruptions
(red).
Reset:
Set the appliance switch to "0".

Wait for a while.

Set the appliance switch to "I".

Operating status display
Continuous green:
–
The appliance is now ready for op-
eration.
blinks green once:
–
Operational readiness has expired
after 30 minutes.
The appliance has switched off af-
ter 30 minutes of continuous opera-
tion (safety if the high pressure
hose bursts).
Fault indication
blinks red once:
–
High-pressure side is leaky.
Check high pressure hose, hose
connections and hand spray gun for
leaks.
blinks red twice:
–
12
Engine is too hot.
Set the appliance switch to "0".
Allow device to cool down.
Set the appliance switch to "I".
blinks red thrice:
–
Fault in the voltage supply.
Check main connections and mains
fuse.
blinks red four times:
–
Excessive power consumption.
Call Customer Service.
Appliance is not running
Operational readiness period has

expired. Indicator lamp is blinking
green. Switch on/off the device
switch again.
Check connection cable for damag-

es.
Call Customer Service in case of

electrical defects.
Pressure does not build up in the
Set nozzle to "High pressure".

Clean/ replace nozzle.

Clean the fine filter; replace it, if

necessary.
Deaerate the appliance (see "Start-

up")
Check water supply level (refer to

technical data).
Check all inlet pipes to the pump.

Contact Customer Service if need-

ed.
3 drops per minute are permitted and
can come out from the lower side of the
appliance. Call Customer Service if
there is heavy leakage.
With stronger leak, have device

checked by customer service.
EN – 10
appliance
Pump leaky