KARCHER HDS 10/21-4 M Classic Store Schreiber User Manual

KARCHER HDS 10/21-4 M Classic Store Schreiber User Manual

General notes

Read these original instructions and the enclosed safety instructions before using the device for the first time. Act in accordance with them.
Keep both books for future reference or for future owners.

• If the operating instructions and safety instructions are not observed, the device can be damaged and dangers could arise for users and other persons.
• Notify the dealer immediately in the case of shipping damage.
• Check the package contents when unpacking for missing accessories or for damage. Scope of delivery see illustration A.
• At operating elevations of approx. 800 m above sea level or higher, please contact your dealer to have the burner setting adjusted to the elevation and reduced oxygen content.

Environmental protection

The packing materials can be recycled. Please dispose of packaging in accordance with the environmental regulations.

Electrical and electronic devices contain valuable, recyclable materials and often components such as batteries, rechargeable batteries or oil, which – if handled or disposed of incorrectly – can pose a potential danger to human health and the environment. However, these components are required for the correct operation of the device. Devices marked by this symbol are not allowed to be disposed of together with the household rubbish.

Notes on the content materials (REACH)
Current information on content materials can be found at: www.kaercher.de/REACH

Supplementary environmental protection instructions
Please do not allow engine oil, heating oil, diesel and petrol to enter the environment. Please protect the ground and dispose of old oil in an environmentally friendly manner.

Overview of the device

Device description

Illustration A

1. Cable holder
2. Water shortage safeguard and safety valve
3. Fuel pump solenoid valve
4. Fuel pump
5. Type plate
6. Burner blower
7. Filling hole for fuel (fuel cap)
8. Fuel filter
9. Fuel sieve
10. Fuel tank
11. Electric motor
12. Support for high-pressure gun with spray lance
13. Pressure/quantity regulator of the pump unit
14. Oil level gauge
15. Oil drain screw
16. Oil filler plug
17. Pump unit
18. Power supply cable
19. Fine filter (water)
20. Lid of float container
21. Filling hole for system care RM 110 / RM 111
22. Float container
23. Water connection
24. Temperature sensor
25. High-pressure connection
26. Hose switch
27. Burner
28. Ignition transformer
29. Steering roller with parking brake
30. High-pressure hose
31. Fastening screw for cover
32. Level switch
33. Union nut
34. Empty indicator sensor
35. Control panel
36. Cover
37. Trigger
38. High-pressure gun
39. High-pressure nozzle
40. Spray lance
41. Safety latch of the high-pressure gun
42. Brace for crane transport
43. Frame

Control panel

Illustration B

0 = off

1. Power switch
2. Operating mode: Cold water operation
3. Operating mode: Hot water operation (e = Eco level, hot water max. 60°C)
4. Fuel indicator light
5. QR code for information

Symbols on the device

Do not point the high-pressure jet at people, animals, live electrical equipment or at the device itself. Protect the device from frost.

Danger of injury from electrical voltage. Only qualified electricians or authorised and qualified technical specialists are permitted to work on the electrical systems.

Health risk from poisonous exhaust gases. Never inhale the exhaust gases.

Risk of burns from hot surfaces.

QR code for information

Intended use

Only use the device for cleaning, e.g. machines, vehicles, buildings, tools, façades, terraces and garden equipment.

DANGER
Use at petrol stations or other hazard zones

Risk of injury
Adhere to the respective safety regulations.

Note
Do not allow waste water containing mineral oil to penetrate soil, waterways or the sewage system. Only wash the motor or the undercarriage in suitable places with an oil separator.

Water supply limit values

ATTENTION

Dirty water
Premature wear and tear or deposits in the device Supply the device using only clean water, or recycled water that does not exceed the specified limit values. The following limit values apply to the water supply:

• 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 substances
• 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 CaCO3/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

 Safety instructions

The following safety instructions apply to the device:

• Observe the respectively applicable national regulations for liquid jet cleaners.
• Observe the respectively applicable national accident prevention regulations. Liquid jet cleaners must be tested regularly and the results of the test recorded in writing.
• Note that the heating system in the device is classified as a furnace. Furnaces must be inspected regularly according to the applicable national regulations.
• No modifications may be made to the device or accessories.
• To avoid hazards from excessive temperatures, you must set the pressure/quantity regulator of the pump unit to MAX at work temperatures above 60 °C.

Safety devices

Safety devices protect the user and may not be disabled or functionally circumvented.

Safety valve

• The safety valve opens if the pressure switch is faulty.
• The safety valve is adjusted and sealed at the factory. The adjustment is performed only by customer service.

Water shortage safeguard
The water shortage safeguard prevents the burner from switching on when there is a lack of water.

Exhaust gas thermostat
The exhaust gas thermostat switches the device off when the emission temperature is too high.

Initial startup

WARNING
Damaged components

Risk of injury

Check that the device, accessories, supply lines and connections are in perfect condition. If the condition is not perfect, you may not use the device.

1. Apply the parking brake.

Check the oil level in the high-pressure pump

ATTENTION
Milky oil

Device damage
If the oil is milky, inform authorized Customer Service immediately

1. Place the device on a flat and level surface.

2. Check the high-pressure pump oil level at the oil level display.
   The oil level must be in the middle of the oil level indication.

3. Top up the oil if necessary.

Installing accessories

Note
The EASY!Lock system connects components quickly and safely via a single turn of the quick-release thread.

1. Connect the spray lance to the high-pressure gun and hand-tighten (EASY!Lock).
2. Plug the high-pressure nozzle onto the spray lance.
3. Fit the union nut and hand-tighten (EASY!Lock).
4. Connect the high-pressure hose to the high-pressure gun and high-pressure connection of the device and tighten hand-tight (EASY!Lock)

System care

Define system care

Note
RM 110 prevents calcification of the heating coil in the presence of hard water.

Note
RM 111 prevents the formation of black water and cares for the pump in the presence of soft water.

Water hardness (°dH)
<3 RM 111
System care products to be used

3 RM 110

1. Determine the local water hardness via the local supply company or with a hardness tester (order number 6.768-004.0).

Refilling the system care

Note
The system care is not included in the scope of delivery

• The system care is a highly effective agent for preventing calcification of the heating coil when operating with calcareous tap water. This is drip-fed dosed into the float container.
• The dosage is set to medium water hardness at the factory. The device can be adjusted to the local water hardness by customer service.

1. Refill the system care.

Refuelling

DANGER
Unsuitable fuel
Risk of explosion
Only use diesel fuel or light heating oil. Unsuitable fuels, such as petrol, must not be used.

ATTENTION
Operation with an empty fuel tank
Destruction of the fuel pump
Never operate the device with an empty fuel tank.

1. Open the tank cap.
2. Refill the fuel.
3. Close the tank cap.
4. Wipe up the spilt fuel.

Water connection

• See the “Technical data” for the connected loads.

Note
The water supply hose is not included in the scope of delivery.

1. Connect the supply hose (minimum length 7.5 m, minimum diameter 3/4″) to the water connection of the device and to the water supply (e.g. water tap).
2. Open the water inlet.

Electrical connection

DANGER
Unsuitable electrical extension cables

Electric shock
Only use approved and appropriately marked electrical extension cables with a sufficient line cross section for outdoors.
Make sure that the plug and coupling of an extension cable used are watertight.
Always unroll extension cables completely.

• For connected loads, see technical data and type plate.
• The electrical connection must be carried out by an electrician and comply with IEC 60364-1.
• Check the correct polarity of the device, see operation / polarity inverter switch.

Operation

DANGER
Flammable fluids

Risk of explosion
Do not spray inflammable liquids.

DANGER
Operation without spray lance

Risk of injury
Never operate the device without the spray lance installed.
Before each use, check that the spray lance is firmly seated. The screw connection of the spray lance must be tightened hand tight.

DANGER
High pressure water stream

Risk of injury
Never fasten the trigger in the actuated position.
Before doing any work on the device, secure the highpressure gun by pushing the safety latch forward. Hold the high-pressure gun and spray lance with both hands.

DANGER
Danger due to damaged mains cable

Electric shock
Make sure that the mains cable is not in contact with the burner (hot) during operation.

ATTENTION
Operation with an empty fuel tank
Destruction of the fuel pump
Never operate the device with an empty fuel tank.

Changing nozzles

1. Switch off the device and operate the high-pressure gun until the device is depressurized.
2. Lock the high-pressure gun by pushing the safety latch forwards.
3. Change the nozzle.

Switching on the device

1. Set the trigger to the operating mode. The device starts up briefly and switches off as soon as the working pressure is reached.
2. Unlock the high-pressure gun by pushing the safety latch to the rear. When the high-pressure gun is actuated, the device switches on again.

Note
If no water comes out of the high-pressure nozzle, bleed the pump. See help in the event of malfunctions – device does not build up pressure.

Polarity inverter switch

1. 2. Operate the device in cold water mode.
2. Check the correct direction of rotation of the blower: While doing so, hold your hand over the chimney and check whether an airflow can be felt.
3. If airflow is noticeable: The direction of rotation is correct.
4. If airflow is not noticeable: Swap the pins on the polarity inverter switch. Illustration C

Setting the working pressure and flow rate Pressure/quantity regulator of the pump unit

1. Turn the regulating spindle clockwise: Increase the working pressure (MAX).
2. Turn the regulating spindle anticlockwise: Reduce the working pressure (MIN).

Cleaning

Note
Always initially direct the high-pressure jet at the object to be cleaned from a distance and with low temperature to avoid damage due to excessive pressure or temperature

1. Set the cleaning temperature according to the surface to be cleaned.

Cold water operation
For removing light contamination and for rinsing, e.g. garden machines, terrace, tools.

Eco level
The device works in the most economical temperature range (max. 60 °C).

Operation with hot water

DANGER
Hot water

Risk of scalding
Avoid contact with hot water.

DANGER
Danger due to excessive temperatures
Danger of scalding
To avoid hazards from excessive temperatures, you must set the pressure/quantity regulator of the pump unit to MAX at work temperatures above 60 °C.

Note
After operation with hot water, water droplets may occasionally escape from the safety valve due to the residual heat in the boiler.

1. Set the power switch to the desired temperature.

Flushing device with antifreeze

Note
Observe the handling instructions of the anti-freeze manufacturer.

1. Pour a commercially available antifreeze into the float tank.
2. Switch on the device (without burner) and allow it to run until the device is completely flushed.

This also provides a certain degree of corrosion protection

Transport

ATTENTION
Improper transportation

Risk of damage
Protect the trigger of the high-pressure gun from damage.

CAUTION
Failure to observe the weight

Risk of injury and damage
Be aware of the weight of the device during transportation.

1. Run a tensioning strap to secure the device between the wheel and the frame over the base plate. Observe the illustration.
   Illustration D
   

2. When transporting the device in vehicles, secure it to prevent it from slipping or overturning in accordance with the respectively applicable guidelines.

Crane transport

DANGER
Improper crane transport
Risk of injury from a falling device or falling objects
Observe the local regulations for accident prevention, laws and safety instructions.
The device may only be transported with a crane by persons instructed in the operation of the crane.
Check the lifting gear for damage before each crane transport.
Check the strut on the device for damage before each crane transport.
Lift the device only at the middle of the crane transport strut.
Do not use slinging chains.
Secure the lifting gear against unintentional unhooking of the load.
Remove the spray lance with high-pressure gun and other loose objects before transporting by crane.
Do not transport any objects on the device during the lifting operation.
Do not stand under the suspended load.
Ensure that no persons are in the hazard zones of the crane.
Do not leave the device handing unattended on the crane.

1. Fasten the lifting device to the struts for crane transport of the device.
   **Illustration E

**

Storage

CAUTION
Failure to observe the weight
Risk of injury and damage
Be aware of the weight of the device during storage.

Care and maintenance

DANGER
Inadvertently starting up device, touching live components

Risk of injury, electric shock
Switch off the device before performing any work on the device.

Remove the mains plug

1. Close the water inlet.
2. Open the high-pressure gun.
3. Switch on the pump with the power switch and let it run for 5-10 seconds.
4. Close the high-pressure gun.
5. Set the power switch to “0”.
6. Only pull the mains plug out of the socket only when your hands are dry.
7. Remove the water connection.
8. Actuate the high-pressure gun until the device is completely depressurised.
9. Lock the high-pressure gun by pushing the safety latch forwards.
10. Allow the device to cool down.

Safety inspection/maintenance contract

You can agree on regular safety inspections or close a maintenance contract with your dealer. Please seek advice on this.

Maintenance intervals

ATTENTION
Milky oil

Device damage
If the oil is milky, inform authorized Customer Service immediately

1. Clean the fine filter.
2. Clean the fuel strainer.
3. Clean the fuel filter.
4. Check the oil level.
5. Check the filling level of the system care container. Refill the system care if necessary

Every 500 operating hours, at least annually

1. Change the oil.
2. Have the device descaled by Customer Service.
3. Have the device maintained by Customer Service.

Maintenance work

Cleaning the fine filter

1. Depressurise the device.
2. Unscrew the fine filter on the pump head.
3. Dismantle the fine filter and take out the filter inlay.
4. Clean the filter inlay with clean water or compressed air.
5. Assemble in the reverse order

Cleaning the fuel sieve

1. Knock out the fuel sieve. Do not allow fuel to enter the environment.

Clean the fuel filter

1. Release the 3 fastening screws of the cover and remove the cover.
2. Remove the fuel filter.
3. Clean the fuel filter.
4. Remount the fuel filter.

Cleaning the fuel tank

1. Release the 3 fastening screws of the cover and remove the cover.

2. Pull out the fuel filter and place it to the side in a suitable container, as diesel can run out of the pipes.

3. Pull out the empty sensor and place it in a suitable container.

4. Release the 2 fastening screws between the fuel tank and the electrical box.
   Illustration F
   

5. Lift the electrical box and pull out the fuel tank towards the filler hole. Support the electrical box on the motor.

6. Rinse the fuel tank.

7. Reinsert the fuel tank.

8. Reinstall in the in the reverse order

Troubleshooting guide

DANGER
Inadvertently starting up device, touching live components
Risk of injury, electric shock
Switch off the device before performing any work on the device.
Remove the mains plug.

Device not running
No mains voltage

1. Check the power supply and the supply line.

Fault in the voltage supply or current consumption of the motor too high

1. Check the power supply and the mains power supply circuit breaker.
2. Contact Customer Service.

Motor overloaded / exhaust gas thermostat has tripped

1. Set the power switch to “0”.
2. Allow the device to cool down.
3. Switch the device on.

Malfunction occurs repeatedly

1. Contact Customer Service.

Customer Service department
If the malfunction cannot be corrected, the device must be checked by the Customer Service department.

Warranty

The warranty conditions issued by our sales company responsible apply in all countries. We shall remedy possible malfunctions on your device within the warranty period free of cost, provided that a material or manufacturing defect is the cause. In a warranty case, please contact your dealer (with the purchase receipt) or the next authorised customer service site. (See overleaf for the address)

Accessories and spare parts

Only use original accessories and original spare parts. They ensure that the appliance will run fault-free and safely.

Information on accessories and spare parts can be found at www.kaercher.com.

Declaration of Conformity

EU Declaration of Conformity

We hereby declare that the machine described below complies with the relevant basic safety and health requirements in the EU Directives, both in its basic design and construction as well as in the version placed in circulation by us. This declaration is invalidated by any changes made to the machine that are not approved by us.

Product: High-pressure cleaner
Type: 1.030-xxx

Currently applicable EU Directives
2000/14/EC
2006/42/EC (+2009/127/EC)
2009/125/EC
2011/65/EU
2014/30/EU

Harmonised standards used
EN IEC 63000: 2018
EN 55014-1: 2017 + A11: 2020
EN 55014-2: 1997 + A1: 2001 + A2: 2008
EN 60335-1
EN 60335-2-79
EN 61000-3-2: 2014
EN 61000-3-3: 2013
EN 62233: 2008

Commission Regulation(s)
(EU) 2019/1781

Conformity evaluation procedure used
2000/14/EC: Annex V

Sound power level dB(A)
HDS Classic
Measured: 94
Guaranteed: 97

National standards used
The signatories act on behalf of and with the authority of the company management.

Documentation supervisor:
S. Reiser
Alfred Kärcher SE & Co. KG
Alfred-Kärcher-Str. 28 – 40
71364 Winnenden (Germany)
Ph.: +49 7195 14-0
Fax: +49 7195 14-2212
Winnenden, 2022/10/01

References

• Cleaning equipment and pressure washers | Kärcher International
• Dealer Search | Kärcher International
• Home and Garden Warranty Registration USA | Kärcher
• Reinigungsgeräte und Hochdruckreiniger | Kärcher
• Lieferkette und Produkte | Kärcher

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