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Karcher HDS 7-12-4 M-MX Manual

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– 7
Clean the filter with clean water or compressed air.
Reinstall in reverse sequence.
Unpressurize the appliance.
Loosen covering nut and take off hose.
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.
Put on hose.
Tighten covering nut firmly.
Take out detergent suck supports.
Clean filter in water and reinstall.
Ready a catch bin for appr 1 Litre oil.
Loosen release screw.
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.
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.
– Leak in the high pressure system
Check high pressure system and connections for
tightness.
– Water shortage
Check water supply, check connections.
– Obstructed reed switch in the water shortage safe
guard.
Check water shortage safe guard.
Figure 12
Exchange the poles at the appliance plug.
– No line voltage, see "Appliance is not running".
– Contactor error
Set the appliance switch to "0/OFF“.
Turn on the appliance.
– Error occurs repeatedly.
Inform Customer Service.
– 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.
– Fault in the voltage supply.
Check main connections and mains fuse.
– Excessive power consumption.
Check main connections and mains fuse.
Inform Customer Service.
– 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.
– The flame sensor turned the burner off.
Inform Customer Service.
– System care detection defective
Inform Customer Service.
– Temperature sensor defective
Inform Customer Service.
– Service interval
Perform service work.
– Fuel tank empty.
Refill fuel.
Note: Burner can operate 5 more hours.
– System care bottle empty.
Replace the system care bottle.
Note: Burner operation no longer possible.
– System care bottle empty.
Replace the system care bottle.
– Detergent tank 1 is empty.
Refill detergent.
– Detergent tank 2 is empty.
Refill detergent.
– No power
Check power connection/conduit.
Clean sieve in the water shortage safe guard
Clean filter at the detergent suck hose
Oil change
Dispose of old oil ecologically or turn in at a gathering
point.
Troubleshooting
Indicator lamp pump
2x blinking
3x blinking
4x blinking
Indicator lamp of rotational direction is
blinking (not HDS 7/9, HDS 7/10, HDS 7/12)
Indicator lamp "Ready for use" turns off
Engine indicator lamp
1x blinking
2x blinking
3x blinking
4x blinking
Indicator lamp burner failure
1x blinking
2x blinking (option)
3x blinking
4x blinking
Indicator lamp service
Fuel indicator lamp glows
Indicator lamp system care is illuminated
Indicator lamp system care is blinking
Detergent indicator light 1 is illuminated
(HDS 12/18, HDS 13/20 only)
Detergent indicator light 2 is illuminated
(HDS 12/18, HDS 13/20 only)
Appliance is not running
26 EN
… 26 …


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