Kärcher HDS 3.5/23-4M Eg Operating Instructions Manual page 17

 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 illumi-
nated
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.
Indicator lamp system care is blink-
Note: Burner operation no longer possible.
System care container is empty.
–
 Refill system care.
ing
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.
 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).
Device leaks, water drips from the
bottom of the device
Pump leaky
–
Note: 3 drops/minute are allowed.
 With stronger leak, have device
checked by customer service.
Device turns on and off while hand
spray gun is closed
Leak in the high pressure system
–
 Check high pressure system and con-
nections for tightness.
– 10
EN 17