– 9
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 specifica-
tions.
DANGER
Risk of injury by inadvertent start-up of ap-
pliance and electric shock. Prior to all work
on the appliance, switch off the appliance
and pull the power plug.
– No line voltage, see "Appliance is not
running".
– Fuel tank empty.
Refill fuel.
– Detergent tank is empty.
Refill detergent.
– No power
Check power connection/conduit.
– Nozzle is set to "CHEM"
Set nozzle to "High 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.
Note:
By dismantling the high pressure
hose from the high pressure connection the
venting process is accelerated.
If detergent tank is empty, refill.
Check connections and conduits.
– Sieve in the water connection is dirty
Clean sieve.
Clean the fine filter; replace it, if neces-
sary.
– Amount of water supply is too low.
Check water supply level (refer to tech-
nical data).
– Pump leaky
Note:
3 drops/minute are allowed.
With stronger leak, have device
checked by customer service.
– Leak in the high pressure system
Check high pressure system and con-
nections for tightness.
– Nozzle is set to "High pressure"
Set nozzle to "CHEM".
– Filter in the detergent suck hose dirty
Clean filter.
– Backflow valve stuck
Remove the detergent hose and loosen
the backflow valve using a blunt object.
– Fuel tank empty.
Refill fuel.
– Water shortage
Check water supply, check connec-
tions.
Clean sieve in the water shortage safe
guard.
– Fuel filter dirty
Change fuel filter.
– No ignition spark
If device is in use and no ignition spark
can be seen through the viewing glass,
have device checked by customer ser-
vice.
– Sooty heating spiral
Have device de-sooted by customer
service.
Troubleshooting
Indicator lamp "Ready for use"
turns off
Fuel indicator lamp glows
Indicator lamp for detergent glows
Appliance is not running
Device is not building up pressure
Device leaks, water drips from the
bottom of the device
Device turns on and off while hand
spray gun is closed
Device is not sucking in detergent
Burner does not start
Set temperature is not achieved
while using hot water
15
EN
