Manual Karcher HD 8-18-4 MX (page 13 of 204) (All languages)

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English 13

Use the high-pressure jet for cleaning machines, vehi-

cles, buildings, tools and similar objects.

We recommend using a rotary nozzle as a special ac-

cessory for stubborn soiling.

The HD...Plus is supplied with a rotary nozzle.

ATTENTION

Dirty water leads to premature wear or deposits in

the device.

Clean the device using only clean water, or recycled wa-

ter that does not exceed the following limits:

 pH value: 6.5...9.5

 Electrical conductivity: Conductivity of fresh water

+ 1200 µS/cm, maximum conductivity 2000 µS/cm

 Settleable particles (sample volume 1 l, settling time

30 minutes): < 0.5 mg/l

 Filterable particles: < 50 mg/l, no abrasive sub-

stances

 Hydrocarbons: < 20 mg/l

 Chloride: < 300 mg/l

 Sulphate: < 240 mg/l

 Calcium: < 200 mg/l

 Total hardness: < 28 °dH, < 50° TH, < 500 ppm (mg

CaCO

/l)

 Iron: < 0.5 mg/l

 Manganese: < 0.05 mg/l

 Copper: < 2 mg/l

 Active chloride: < 0.3 mg/l

 Free of unpleasant odours

Environmental protection

The packing materials can be recycled. Please

dispose of packaging in accordance with the en-

vironmental regulations.

Electrical and electronic appliances contain valu-

able, recyclable materials and often components

such as batteries, rechargeable batteries or oil,

which - if handled or disposed of incorrectly - can

pose a potential threat to human health and the environ-

ment. However, these components are required for the

correct operation of the appliance. Appliances marked

by this symbol are not allowed to be disposed of togeth-

er with the household rubbish.

Notes on the content materials (REACH)

Current information on content materials can be found

at: www.kaercher.com/REACH

Safety instructions

 Read the safety instructions 5.951-949.0.before ini-

tial startup.

 Observe the national regulations for liquid jet clean-

ers.

 Observe the national accident prevention regula-

tions. Liquid jet cleaners must be tested regularly.

The test result must be recorded in writing.

 Do not modify the device or accessories.

Symbols on the device

The device may not be connected to the pub-

lic drinking water network.

The high-pressure jet must not be directed at

persons, animals, live electrical equipment or

at the device itself. Protect the device from

frost.

Safety devices

Safety devices protect the user and may not be disabled

or functionally circumvented.

The overflow valve, pressure switch an safety valve are

set and sealed by the manufacturer. Adjustments are

performed only by customer service.

Overflow valve with pressure switch

When the water quantity is reduced via the pressure/

quantity control on the trigger gun, the overflow valve

opens and part of the water flows back to the suction

side of the pump.

When the trigger on the high-pressure gun is release,

the pressure switch switches off the high-pressure

pump and the high-pressure jet stops.

The pump switches on again when the trigger is pulled.

Safety valve

The safety valve opens when the permissible operating

pressure is exceeded and the water flows back to the

suction side of the pump.

Control elements

See graphics page

1 Protector

2 Nozzle

3 Pressure and quantity regulation*

4 EASY!Lock spray lance

5 EASY!Force high-pressure gun

6 Safety latch

7 Trigger

8 Unlocking lever

9 EASY!Lock high-pressure hose

10 Push handle, top (pulled out)

11 Hose reel

12 Push handle, bottom (pushed in)

13 Rubber band

14 Cable clips, also a hose holder with the HD...M

15 Spray lance holder

16 Nozzle storage for rotary nozzle*

17 Power switch

18 Spray lance holder

19 EASY!Lock high-pressure connection

20 Sieve

21 Hose spout

22 Union nut

23 Water connection

24 Skid, stand

25 Holder for foam nozzle*

26 Transport retainer for surface cleaner*

27 Push handle lock

28 Crank

* not in the scope of delivery for all device variants

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Karcher HD 8-18-4 MX Manual

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