HDS 10 20 4 M Manual

26

Proper use

Cleaning of: Machines, Vehicles, Structures, Tools, Facades, Terraces, Gardening tools, etc.

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Danger

Risk of injury! Follow the respective safety regulations when operating at gas stations or other dangerous areas.

Please do not let mineral oil contaminated waste water reach soil, water or the sewage system. Perform engine cleaning and bottom cleaning therefore only on specified places with an oil trap.

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Safety instructions

Please follow the national rules and regulations for fuel spray jets of the respective country.

Please follow the national rules and regulations for accident prevention of the respective country. Fuel spray jets must be tested regularly and the results of these tests must be documented in writing.

The heating appliance of the machine is an ignition plant. All national laws and regulations about heating systems must also be followed.

As per the applicable national guidelines, the first time this high-pressure cleaner must be taken into operation by a skilled person. KÄRCHER has already performed this initial start-up for you and has documented it accordingly.

The documentation can be requested at your KÄRCHER partner. Please have the part and plant number of the appliance available when enquiring about the documentation.

We would like to point out that the appliance must be repeatedly checked by a skilled person as prescribed by the applicable national regulations. Please contact your KÄRCHER partner.

Safety Devices

Safety devices serve for the protection of the user and must not be put out of operation or bypassed with respect to their function.

Overflow valve with two pressure switches

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While reducing the water supply at the pump head or with the Servopress - regulation the overflow valve opens and part of the water flows back to the pump suck side.

If the hand-spray gun is closed, so that the whole water flows back to the pump suck side, the pressure switch at the overflow valve shuts down the pump.

If the hand spray gun is opened, the pressure switch on the cylinder head turns the pump back on.

The overflow valve is set by the manufacturer and sealed. Setting only by customer service.

Safety valve

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The safety valve opens, when the overflow valve resp. the pressure switch is broken.

The safety valve is set by the manufacturer and sealed. Setting only by customer service.

Water shortage safeguard

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The water shortage safeguard prevents the burner to be turned on when there is water shortage.

A sieve prevents the contamination of the safeguard and must be cleaned regulary.

Temperature stop for exhaust gases

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The temperature stop switches off the machine when the waste gases have reached very high temperatures.

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