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Display/meaning
Cause
Cable plug of high pressure sensor loose or
short in connection
Cable breakage
High pressure sensor defective
>Malfunction<
High pressure sen-
sor
The permitted max. pressure is exceeded due
to small or plugged nozzle
Load speed too high
>Malfunction<
High pressureHoch-
druck > max.
The pressure decrease is too slow after the le-
ver of the hand spray gun is released
Cable breakage
High pressure valve defective
>Malfunction<
High pressure sensor defective
High pressure de-
crease too slow
Water tank empty. Inlet valve to water tank
closed (by customer)
Cross section of water supply hose too small
>Malfunction<
Level switch defective
Water level
Cable breakage
Water reservoir empty
Water filter contaminated
Backflow valve on the advance pump contami-
nated
>Malfunction<
Pressure switch is defective
Water inlet pressure
Cable breakage
below 0.15 MPa (1.5
Advance pump defective
bar)
Advance pump drive defective
Remote control not connected
Plug wet
Plug defective
Switch in the hand spray gun defective
>Malfunction<
Cable breakage or short in the control line
Remote control
See motor operating instructions
Evaluation unit defective
Cable breakage
>Malfunction<
EMR fault
Oil temperature too high
Temperature sensor defective
Cable breakage
>Malfunction<
Compressor temper-
ature
See motor operating instructions
Water in fuel
Cable breakage
>Malfunction<
Water in fuel
Remedy
Check for correct fit
Replace the cable
Check / replace the sensor
Check the nozzle size, install correct noz-
zle
Reduce load speed
Check the switch valve
Replace the cable
Check the high pressure valve
Check / replace the sensor
Check the inlet valve to the water tank
Use a water supply hose with a larger
cross section
Replace the level switch
Replace the cable
Filling the Water Reservoir
Clean water filter
Check backflow valve
Check/replace the pressure switch
Replace the cable
Check / replace the prepressure pump
Check/replace the main switch
Create connection
Dry the plug
Replace the plug
Check the switch, replace
Check the cable, replace
Replace evaluation unit
Replace the cable
Check the oil temperature
Replace the temperature sensor
Replace the cable
Replace the fuel
Replace the cable
15
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EN
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