Operating instructions

– 7
You can sign with your dealer a contract for
regular safety inspection or even sign a
maintenance contract. Please take advice
on this matter.
 Check connection cable for damages
(risk of electrical shock); get the dam-
aged connection cable replaced imme-
diately by an authorised customer ser-
vice person/ electrician.
 Check the high pressure hose for dam-
ages (risk of bursting).
Please arrange for the immediate ex-
change of a damaged high-pressure hose.
 Check appliance (pump) for leaks.
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.
 Check oil level Please contact Custom-
er Service immediately if the oil is milky
(water in oil).
 Clean the fine filter.
Unpressurize the appliance.
Unscrew the fastening screws of the
device hood; remove the device hood.
Unscrew lid with filter.
Clean the filter with clean water or com-
pressed air.
Reinstall in reverse sequence.
 Clean filter at the detergent suck hose.
 Have the maintenance of the device
performed by the customer service.
 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.
 Empty and clean the detergent tank.
Pull out the locking cap for the deter-
gent tank along with the suction hose.
Lay the device on the reverse.
Empty and clean the detergent tank.
 DANGER
Risk of injury by inadvertent startup of ap-
pliance 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 authorised cus-
tomer service persons.
– Contact an authorised customer service
person in case of problems not men-
tioned in this chapter or if you are in
doubt or when you have been explicitly
asked to do so.
The indicator lamps display the operating
states (green) and interruptions (red).
Reset:
 Set the appliance switch to "0".
 Wait for a while.
 Set the appliance switch to "I".
– Continuous green:
The appliance is now ready for opera-
tion.
– blinks green once:
Operational readiness has expired after
30 minutes.
The appliance has switched off after 30
minutes of continuous operation (safety
if the high pressure hose bursts).
Safety inspection/ maintenance
contract
Before each use
Weekly
Every 500 operating hours, at least
annually
Oil change
If required
Troubleshooting
Indicator lamp
Operating status display
22 EN