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Karcher HDS 8-17-4M Classic EU User Manual

Page 34

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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 triggered.

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 tank is empty, due to tech-
nical reasons a remainder stays in the
tank.

Refill system care.

Note: Burner operation no longer possible.

System care container is empty.

Refill system care.

Detergent tank 1 is empty.

Refill detergent.

Detergent tank 2 is empty.

Refill detergent.

No power

Check power connection/conduit.

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 accelerated.

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 neces-
sary.

Amount of water supply is too low.

Check water supply level (refer to tech-
nical data).

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

Indicator lamp detergent 1 is

illuminated (HDS 12/18 only)

Indicator lamp detergent 2 is

illuminated (HDS 12/18 only)

Appliance is not running

Device is not building up pressure

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