Maintenance Works
Clean the sieve in the water connection
Take out sieve.
Clean sieve in water and reinstall.
Cleaning the fine filter
Unpressurize the appliance.
Unscrew the fine filter from the pump head.
Remove the fine filter and the filter insert.
Clean the filter with clean water or compressed air.
Reinstall in reverse sequence.
Clean the fuel sieve
Knock the dirt off of the fuel sieve. Do not let the
fuel enter the environment.
Clean sieve in the water shortage safe guard
Unpressurize the appliance.
Remove the fastening clamp and pull the hose from
the lack of water fuse.
Take out sieve.
Note: If necessary turn in screw M8 appr. 5 mm inwards
and therewith pull out sieve.
Clean sieve in water.
Push sieve inwards.
Slide the hose adapter all the way into the lack of
water fuse and secure it with a fastening clamp.
Clean filter at the detergent suck hose
Take out detergent suck supports.
Clean filter in water and reinstall.
Oil change
Ready a catch bin for appr 1 Litre oil.
Loosen release screw.
Dispose of old oil ecologically or turn in at a gathering
point.
Tighten release screw.
Fill oil slowly up to the MAX marking.
Note: Air pockets must be able to leak out.
For oil type refer to technical specifications.
Troubleshooting
DANGER
Risk of injury by inadvertent start-up of appliance and
electric shock. Prior to all work on the appliance, switch
off the appliance and pull the power plug.
Indicator lamp for rotation direction will blink
(3-phase appliances only)
Figure 12
Exchange the poles at the appliance plug.
Indicator lamp "Ready for use" turns off
–
No line voltage, see "Appliance is not running".
Indicator lamp service
1x blinking
–
Water shortage
Check water supply, check connections.
–
Leak in the high pressure system
Check high pressure system and connections for
tightness.
2x blinking
–
Fault in the voltage supply or current pickup of the
motor too high.
Check main connections and mains fuse.
Inform Customer Service.
20
3x blinking
–
Engine overload/overheat
Set the appliance switch to "0/OFF".
Allow device to cool down.
Turn on the appliance.
–
Error occurs repeatedly.
Inform Customer Service.
4x blinking
–
The exhaust temperature limiter has been trig-
gered.
Set the appliance switch to "0/OFF".
Allow device to cool down.
Turn on the appliance.
–
Error occurs repeatedly.
Inform Customer Service.
5 x blink
–
Obstructed reed switch in the lack of water fuse or
magnetic piston stuck.
Inform Customer Service.
6 x blink
–
The flame sensor turned the burner off.
Inform Customer Service.
Fuel indicator lamp glows
–
Fuel tank empty.
Refill fuel.
Indicator lamp system care is illuminated
–
System care bottle empty.
Replace the system care bottle.
Indicator lamp for detergent glows
–
Detergent tank is empty.
Refill detergent.
Appliance is not running
–
No power
Check power connection/conduit.
Device is not building up pressure
–
Air within the system
Vent pump:
Set dosing value for detergent to "0".
With open hand spray gun turn device on and off
multiple times with the device switch.
Open and close the pressure/quantity regulation at
the pump unit with the hand spray gun open.
Note: By dismantling the high pressure hose from the
high pressure connection the venting process is accel-
erated.
If detergent tank is empty, refill.
Check connections and conduits.
–
Pressure is set to MIN
Set pressure to MAX.
–
Sieve in the water connection is dirty
Clean sieve.
Clean the fine filter; replace it, if necessary.
–
Amount of water supply is too low.
Check water supply level (refer to technical data).
– 6
EN