Kärcher HDS 7/9-4 M Handbuch Seite 35

Indicator lamp of rotational
direction is blinking (not HDS 7/9,
HDS 7/10, HDS 7/12)
Figure 12
 Exchange the poles at the appliance
plug.
Indicator lamp "Ready for use"
turns off
– No line voltage, see "Appliance is not
running".
Engine indicator lamp
1x blinking
– Contactor error
 Set the appliance switch to "0/OFF".
 Turn on the appliance.
– Error occurs repeatedly.
 Inform Customer Service.
2x 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.
3x blinking
– Fault in the voltage supply.
 Check main connections and mains fuse.
4x blinking
– Excessive power consumption.
 Check main connections and mains fuse.
 Inform Customer Service.
Indicator lamp burner failure
1x blinking
– The exhaust temperature limiter has
been triggered.
 Set the appliance switch to "0/OFF".
 Allow device to cool down.
 Turn on the appliance.
– Error occurs repeatedly.
 Inform Customer Service.
2x blinking (option)
– The flame sensor turned the burner off.
 Inform Customer Service.
3x blinking
– System care detection defective
 Inform Customer Service.
4x blinking
– Temperature sensor defective
 Inform Customer Service.
Indicator lamp service
– Service interval
 Perform service work.
Fuel indicator lamp glows
– Fuel tank empty.
 Refill fuel.
Indicator lamp system care is
Note: Burner can operate 5 more hours.
– System care bottle empty.
 Replace the system care bottle.
Indicator lamp system care is
Note: Burner operation no longer possible.
– System care bottle empty.
 Replace the system care bottle.
Indicator lamp detergent 1 is
illuminated (HDS 12/18 only)
– Detergent tank 1 is empty.
 Refill detergent.
Indicator lamp detergent 2 is
illuminated (HDS 12/18 only)
– Detergent tank 2 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.
– 11
EN
illuminated
blinking
35