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Every 500 operating hours, at
least annually
Have the maintenance of the de-
vice performed by the customer
service.
Oil change.
Oil change
Note:
See "Specifications" for oil volume and
type.
Unscrew the fastening screws of
the device hood; remove the device
hood.
Turn out the oil drain screw at the
front on the motor casing.
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.
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.
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EN
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