Care And Maintenance - Kärcher HD 2/150 Betriebsanleitung

HD 2/150 Operating Instructions

Care and maintenance

Danger!
!
Before carrying out any care or maintenance
work on the unit, pull out the mains plug and turn off the
water supply.
Safety inspection/Maintenance
contract
You can arrange with your dealer to have a regular
safety inspection carried out or to have a maintenance
contract.
Please seek advice on this.
Before each use
Visual inspection
„ Check connection cable and control line for damage
(risk of electric shock); have any damaged cables
replaced immediately by authorised customer
service or an electrician.
„ Check high-pressure hose for damage (danger of
explosion), replace a damaged high-pressure hose
without delay.
„ Check unit (pump) for any leaks. 3 Three drops per
minute are allowable and can appear on the
underside of the cleaner. Seek the help of Customer
Service if leaks are more serious.
„ If oil is leaking (traces of oil on floor panel), contact
customer service.
Danger!
!
Only check when the unit is switched off.
„ Check that the nozzle rotates easily. To do this,
turn the nozzle guide by hand.
„ Check air pressure in tyres.
„ Check the oil level. The oil must reach the middle
mark on the oil tank when the unit is level.
Performance test
Start the unit. A second person checks the following
points:
„ The display must indicate an operating pressure
between 1300 and 1500 bar.
„ The pump must not vibrate during operation.
„ Water must not flow out of the leakage bores on the
pump head or handgun.
„ The unit must switch off when the lever on the
handgun is released.
„ The water inlet pressure gauge indicates a pressure
between 2.5 and 10 bar. If the pressure is below 2.5
bar, check the water inlet, clean the coarse filter,
clean the fine filter (see "Maintenance").
„ Set nozzle rotation switch to "0" and check whether
water flows out behind the nozzle bracket.
Every 100 hours
Have a technician service the unit according to the
maintenance booklet.
Every 500 hours
„ Change the oil
– For oil quantity and type see Technical
Specifications.
– Undo fastening screws, remove unit cover, remove
cover of oil reservoir.
– Unscrew the oil drain plug.
– Drain oil into a suitable container.
– Screw in and tighten the oil drain plug.
– Fill slowly with fresh oil; air bubbles have to escape.
The oil must reach the middle mark on the oil tank
when the unit is level.
Annually
„ Inspection by a qualified technician in accordance
with the "Guidelines for liquid jet devices, BGV D15".
Every 3 years
„ Replace high-pressure hoses.
Maintenance work
Clean strainer at the water connection.
„ Pull out the strainer using flat nose pliers.
„ Clean strainer.
„ Reinsert the strainer.
Cleaning the coarse filter
„ Open the coarse-filter housing.
„ Remove filter screen, clean or replace.
„ Attach filter screen, close filter housing.
„ Check for leaks.
Replacing the fine filter
Warning!
The unit must never be operated without the fine
filter. Warranty invalidated if unit operated without the
fine filter.
„ Remove the hood.
„ Remove hose from filter housing.
„ Unscrew 4 screws which attach the filter housing and
remove filter housing.
„ Remove sealing ring and dirty filter disc from filter
housing.
„ First insert a new filter disc and then a new sealing
ring into the filter housing. (The filter disc cannot be
cleaned).
„ Re-attach the filter housing and hose.
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