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Care and service
DANGER
Inadvertently starting up device, touching live com-
ponents
Risk of injury, electric shock
Switch off the device before performing any work on the
device.
Remove the mains plug.
1. Close the water inlet.
2. Open the high-pressure gun.
3. Switch on the pump with the power switch and let it
run for 5-10 seconds.
4. Close the high-pressure gun.
5. Set the trigger to "0/OFF".
6. Only pull the mains plug out of the socket only when
your hands are dry.
7. Remove the water connection.
8. Actuate the high-pressure gun until the device is
completely depressurised.
9. Lock the high-pressure gun by pushing the safety
latch forwards.
10. Allow the device to cool down.
Safety inspection/maintenance contract
You can agree on regular safety inspections or close a
maintenance contract with your dealer. Please seek ad-
vice on this.
Maintenance intervals
Weekly
ATTENTION
Milky oil
Device damage
If the oil is milky, inform authorized Customer Service
immediately.
1. Clean the sieve in the water connection.
2. Clean the fine filter.
3. Clean the fuel strainer.
4. Check the oil level.
Monthly
1. Clean the sieve in the water shortage safeguard.
2. Clean the filter on the detergent suction hose.
Every 500 operating hours, at least annually
1. Change the oil.
2. Have the device maintained by Customer Service.
Maintenance work
Clean the sieve in the water connection
1. Remove the sieve.
2. Clean the sieve in water.
3. Install the sieve again.
Cleaning the fine filter
1. Depressurise the device.
2. Unscrew the fine filter on the pump head.
3. Dismantle the fine filter and take out the filter inlay.
4. Clean the filter inlay with clean water or compressed
air.
5. Assemble in the reverse order.
Cleaning the fuel sieve
1. Knock out the fuel sieve. Do not allow fuel to enter
the environment.
Cleaning the sieve in the water shortage safeguard
1. Depressurise the device.
2. Lever out the fastening clip and pull out the hose of
the water shortage safeguard.
3. Remove the sieve.
Note
If necessary, screw in the M8 screw approx. 5 mm and
use this to pull out the sieve.
4. Clean the sieve in water.
5. Slide in the sieve.
6. Push the hose nipple all the way into the water
shortage safeguard and secure it with the fastening
clip.
Clean the filter on the detergent suction hose
1. Pull out the detergent suction hose port.
2. Clean the filter in water.
3. Fit the filter again.
See the "Technical data" section for the oil filling quanti-
ty and type.
1. Provide a catch pan for approx. 1 litre of oil.
2. Loosen the oil drain plug.
3. Drain the oil into the catch pan.
Note
Dispose of the old oil in an environmentally friendly
manner or hand it over to an authorised collection point.
4. Tighten the oil drain plug again.
5. Slowly fill with new oil until the "MAX" marking. The
air bubbles must be able to escape.
Troubleshooting guide
DANGER
Inadvertently starting up device, touching live com-
ponents
Risk of injury, electric shock
Switch off the device before performing any work on the
device.
Remove the mains plug.
Direction of rotation indicator light flashes (3-phase
devices only)
1. Swap the pins on the power plug.
Illustration M
The standby mode indicator light goes out or the
device does not run
No mains voltage
1. Check the power supply and the supply line.
Service indicator light flashes 1x
Water shortage
1. Check the water connection and the supply lines.
Leak in the high-pressure system
1. Check the high-pressure system and the connec-
tions for leaks.
Service indicator light flashes 2x
Fault in the voltage supply or current consumption of the
motor too high
1. Check the power supply and the mains power sup-
ply circuit breaker.
2. Contact Customer Service.
Service indicator light flashes 3x
Motor overloaded/overheated
1. Set the trigger to "0/OFF".
2. Allow the device to cool down.
3. Switch the device on.
Malfunction occurs repeatedly
1. Contact Customer Service.
English
Changing oil
21
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