Troubleshooting - Kärcher HD 3.5/30-4S Ea Mode D'emploi

 Drain the oil in a collection basin.
 Screw in the oil drain screw.
 Fill in new oil slowly; air bubbles
should go out.
 Attach the lid of the oil container.
 Fasten the device hood.
If required
 Empty and clean the detergent
tank.
Pull out the locking cap for the de-
tergent tank along with the suction
hose.
Lay the device on the reverse.
Empty and clean the detergent
tank.

Troubleshooting

DANGER
Risk of injury by inadvertent startup of
appliance and electrical shock.
– Prior to all work on the appliance,
switch off the appliance and pull the
power plug.
– Get the electrical components
checked and repaired only by au-
thorised customer service persons.
– Contact an authorised customer
service person in case of problems
not mentioned in this chapter or if
you are in doubt or when you have
been explicitly 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.
12
– 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:
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
 Install the high pressure nozzle.
 Clean/ replace nozzle.
 Clean the fine filter; replace it, if
necessary.
 Deaerate the appliance (see "Start-
up")
– 10
EN
appliance