Care And Maintenance; Troubleshooting; Maintenance Intervals - Kärcher HDS 1.7/12 U Ed Manual

Care and maintenance

DANGER
Risk of injury by inadvertent start-up of ap-
pliance 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 allow 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.
Safety inspection/ maintenance
contract
You can sign with your dealer a contract for
regular safety inspection or even sign a
maintenance contract. Please take advice
on this matter.

Maintenance intervals

Weekly
 Clean filter in the water connection.
Monthly
 Clean filter at the detergent suck hose.
Every 500 operating hours, at least
annually
 Have the maintenance of the device
performed by the customer service.
Maintenance Works
Note: It is not necessary to perform an oil
change on the high-pressure pump.
Clean filter in the water connection.
 Remove the filter.
 Clean filter in water and reinstall.
Clean filter at the detergent suck hose
 Clean filter in water and reinstall.

Troubleshooting

DANGER
Risk of injury by inadvertent start-up of ap-
pliance and electric shock. Prior to all work
on the appliance, switch off the appliance
and pull the power plug.
Appliance is not running
– No power
 Check power connection/conduit.
– Engine overload/overheat
 Set the appliance switch to "0/OFF".
 Allow device to cool down.
 Turn on the appliance.
 If malfunction still occurs, have device
checked by customer service.
– The exhaust temperature limiter has
been triggered, heating coil is sooted.
 Have device de-sooted by customer
service.
– The exhaust temperature limiter has
been triggered, exhaust temperature
too high.
 Set the appliance switch to "0/OFF".
 Allow device to cool down.
 Only in devices with manual reset:
Illustration
Press reset button of the exhaust tem-
perature limiter.
 Turn on the appliance.
 If malfunction still occurs, have device
checked by customer service.
Device is not building up pressure
– Air within the system
Vent pump:
 With open hand spray gun turn device
on and off multiple times with the device
switch.
Note: By dismantling the spray lance from
the hand spray gun, the venting process is
accelerated.
 Fill/replace external detergent contain-
er if empty.
 Check connections and conduits.
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EN 13