Kärcher HDS 3.0/20 C Ea Manual De Instrucciones página 13

Care and maintenance
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.
 Shut off water supply.
 Open the hand spray gun.
 Switch on the pump with the power switch and al-
low to run for about 5-10 seconds.
 Close the hand spray gun.
 Set the appliance switch to "0/OFF".
 Pull main plug out of socket with dry hands only.
 Remove water connection.
 Activate hand spray gun until device is pressure
less.
 Secure the trigger gun. To do so, push the safety
catch towards the front.
 Allow device to cool down.
Your Kärcher vender will inform you about the per-
formance of a periodic safety inspection resp. sign-
ing of a maintenance contract.
Maintenance intervals
Weekly
 Clean the sieve in the water connection.
 Clean the fine filter.
 Clean the fuel sieve.
 Check oil level.
ATTENTION
Risk of damage! In case of lacteous oil inform Kärcher
customer service immediately.
Monthly
 Clean sieve in the water shortage safe guard.
 Clean filter at the detergent suck hose.
Every 500 operating hours, at least annually
 Oil change.
 Have the maintenance of the device performed by
the customer service.
At least every 5 years, recurring
 Perform the pressure test as per manufacturer's in-
structions.
Maintenance Works
Clean the sieve in the water connection
 Take out sieve.
 Clean sieve in water and reinstall.
Cleaning the fine filter
 Unpressurize the appliance.
 Unscrew the fine filter from the pump head.
 Remove the fine filter and the filter insert.
 Clean the filter with clean water or compressed air.
 Reinstall in reverse sequence.
Clean the fuel sieve
 Knock the dirt off of the fuel sieve. Do not let the
fuel enter the environment.
Clean sieve in the water shortage safe guard
 Unpressurize the appliance.
 Remove the fastening clamp and pull out the hose
(soft damping system) of the lack of water fuse.
 Take out sieve.
Note: If necessary turn in screw M8 appr. 0.2 in/5 mm
inwards and therewith pull out sieve.
 Clean sieve in water.
 Push sieve inwards.
 Slide the hose adapter all the way into the lack of
water fuse and secure it with a fastening clamp.
Clean filter at the detergent suck hose
 Take out detergent suck supports.
 Clean filter in water and reinstall.
Oil change
 Ready a catch bin for appr. 0.26 gal/1 Liter oil.
 Loosen release screw.
Dispose of old oil ecologically or turn in at a gathering
point.
 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.
Troubleshooting
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.
Indicator lamp "Ready for use" turns off
– No line voltage, see "Appliance is not running".
Indicator lamp service
1x blinking
– Water shortage
 Check water supply, check connections.
– Leak in the high pressure system
 Check high pressure system and connections for
tightness.
2x blinking
– Fault in the voltage supply or current pickup of the
motor too high.
 Check main connections and mains fuse.
 Inform Customer Service.
3x 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.
4x 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.
5 x blink
– Obstructed reed switch in the lack of water fuse or
magnetic piston stuck.
 Inform Customer Service.
– 6
EN 13