AF 50 - Air purifier Kärcher - Free user manual and instructions

Product type	Air purifier
Brand	Kärcher
Model	AF 50
Dimensions (L x W x H)	290 x 290 x 560 mm
Weight	7.7 kg
Power supply	220-240 V, 50-60 Hz, 50 W
Standby consumption	< 0.5 W
Maximum airflow	520 m³/h
Maximum coverage area	50 m²
Filter efficiency (0.3 µm)	99.95 %
Number of fan speeds	5
Maximum noise level	53 dB(A)
Filter lifespan	Up to 3000 hours
Operating modes	Automatic, ECO, Sleep, Timer (max. 10 h)
Child lock	Yes (control panel lock)
Air quality indicator	PM 2.5 with color code (blue, yellow, red)
Ambient temperature range	-10 °C to +40 °C
Maintenance	Exterior cleaning with soft dry cloth; filter replacement
Available spare parts	Filter, power adapter AF 30
Warranty	According to country conditions (see manual)

Frequently Asked Questions - AF 50 Kärcher

How to turn on the Kärcher AF 50 air purifier?

Press the On/Off button on the control panel. The device starts automatically and the air quality sensor measures the ambient air.

How to change the filter of the Kärcher AF 50?

Turn off the device and unplug it. Open the two filter covers, remove the old filters by the tabs, unpack the new filters and insert them. Put the covers back, plug the device back in and press the filter reset button for 3 seconds.

What is the coverage area of the Kärcher AF 50?

The maximum useful area is 50 m² for a ceiling height of 3 m and air renewal 3 times per hour.

How to activate ECO mode on the AF 50?

In operating mode, press the ECO button for 3 to 5 seconds. The screen turns off and the device switches to energy-saving mode. To return to normal mode, press the same button again.

Is the Kärcher AF 50 quiet?

Yes, the noise level ranges from 29 to 53 dB(A) depending on the ventilation level. Sleep mode is particularly quiet because the fan runs at the lowest speed.

What is the power consumption of the Kärcher AF 50?

The nominal power is 50 W. In standby, consumption is less than 0.5 W.

How to lock the control panel to prevent accidental adjustments?

Press the lock button for 3 seconds. A symbol appears to indicate the panel is locked. To unlock, press the same button again for 3 seconds.

How to clean the Kärcher AF 50 air purifier?

Turn off the device and unplug it. Wipe the exterior with a soft dry cloth. Never use water or harsh detergents. The filter must be replaced (it cannot be cleaned).

What to do if the device does not turn on?

Check the power outlet and fuse. Try a different outlet. If the power adapter is defective, contact customer service. If the screen flashes without starting, check that the filter covers are properly placed.

Can the Kärcher AF 50 be used in a bathroom?

No, because humidity and high temperatures can damage the device. Use it only in dry indoor rooms.

USER MANUAL AF 50 Kärcher

Two white industrial air purifiers with digital display screens, no visible text or symbols on the devices themselves.

Deutsch 4

English 8

Français 13

Italiano 18

Nederlands 22

Español 27

Português 32

Dansk 37

Norsk 41

Svenska 46

Suomi 50

Ελληνικά 54

Türkçe 60

Русский 64

Magyar 69

Čeština 74

Slovenščina 79

Polski 83

Românește 88

Slovenčina 93

Hrvatski 97

Srpski 102

Български 106

Eesti 111

Latviešu 116

Lietuviškai 120

Українська 125

العربيya 134

A 1 2 3 4 5 6 7 8 9 10 11 11 12 12 PM2.5 Speed Timer Temperature Humidity 25°C H μg/m³ Filter Life 5 7 9 8 15 16 21 22 22 21 AF 30 AF 50 20 17 18 17 19

Illustration of a stainless steel industrial air purifier with a hand pressing down and rotation arrow indicating motion (no text or symbols)

Illustration of a server rack unit with a hand holding a device, showing internal components and directional arrows (no text or symbols)

Illustration of a refrigerator with doors open and being handled, showing internal components and arrows indicating movement (no text or symbols)

Illustration of hands holding a device with a downward arrow indicating compression or damage (no text or symbols)

Exterior view of a modern stainless steel refrigerator with two side panels and an open door (no visible text or symbols)

Illustration of a server rack unit with a hand holding a cover, showing internal components and directional arrows (no text or symbols)

H 0,30 m 0,30 m

3. ON 2. *1. * AF 30

1. OFF 2. * 3. * AF 30

K 1. ON 2. press 3 sec

Inhalt

general notes	8
Safety instructions	8
Intended use	9
Environmental protection	9
Accessories and spare parts	9
Scope of delivery	9
Warranty	9
Description of the device	9
Initial Start-Up	10
Operation	10
Transport and storage	11
Care and service	11
Troubleshooting guide	12
Technical data	12

general notes

Read these original instructions and the safety instructions chapter before using the device for the first time. Act in accordance with them.

Keep these original instructions for future reference or for future owners.

Safety instructions

Hazard levels

⚠️DANGER

- Indication of an imminent threat of danger that will lead to severe injuries or even death.

⚠ WARNING

- Indication of a potentially dangerous situation that may lead to severe injuries or even death.

△CAUTION

- Indication of a potentially dangerous situation that may lead to minor injuries.

ATTENTION

- Indication of a potentially dangerous situation that may lead to damage to property.

General safety instructions

⚠️ DANGER • Only connect the device to alternating current. The voltage indicated on the type plate must match the voltage of the power source. • Never touch the mains plug and socket with wet hands. • Risk of asphyxiation. Keep packaging film out of the reach of children. • Operation in explosive atmospheres is prohibited.

⚠ WARNING • Persons with reduced physical, sensory or mental capabilities, or those with a lack of experience and knowledge, are only allowed to use the appliance if they are supervised or have been instructed with respect to using the appliance safely, and understand the resultant dangers involved. • Children from the age of 8 may use the appliance if they are supervised or have been instructed in its use by a person responsible for their safety, and if they have understood the resultant dangers involved. • Children must not play with the appliance. • Children must be supervised to prevent them from playing with the appliance. • Children may only perform cleaning work and user maintenance under supervision. • Check the power supply cable with mains plug for damage before operation each time. Do not put the device into operation with a damaged power supply cable. Have a damaged power supply cable replaced immediately by the authorised customer service / qualified electrician. • Switch off the device immediately and remove the mains plug before performing any care and service work.

⚠ CAUTION • Do not pull the mains plug out the socket using the power supply cable. • Have repair work, installation of spare parts and work on electrical components carried out by the authorised customer service only. • It is prohibited to cover the air inlet and outlet. • Switch off the device after each use and remove the mains plug. • Do not place the device near a heat source. • The device is not a replacement for appropriate ventilation. • The device must be placed on an even, firm subsurface. • Only use accessories and spare parts which are approved by the manufacturer. Only original accessories and original spare parts ensure that the appliance will run fault-free and safely.

- Do not use the device in damp conditions or in rooms with high ambient temperatures, e.g. bathroom.

Intended use

In accordance with the descriptions and safety instructions listed in these operating instructions, use the device only as an air purifier.

• The device is intended for use as an air purifier.
• The device is suitable for both private and commercial use.
• The device is intended only for indoor use.

Environmental protection

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

Electrical and electronic appliances 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 threat to human health and the environment. However, these components are required for the correct operation of the appliance. Appliances 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.com/REACH

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.

Scope of delivery

The scope of delivery for the appliance is shown on the packaging. Check the contents for completeness when unpacking. If any accessories are missing or in the event of any shipping damage, please notify your dealer.

Warranty

The warranty conditions issued by our relevant sales company apply in all countries. We shall remedy possible malfunctions on your appliance 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)

Description of the device

For the illustrations, refer to the graphics page. Illustration A

① Operation buttons
② Display field
③ Operation button for Device On / Off
④ Fan level operation button
⑤ Operation button/indicator for Auto mode On / Off
⑥ Operation button ECO mode On / Off
⑦ Operation button/indicator for Sleep mode On / Off
⑧ Operation button/indicator Function lock

⑨ Operation button/indicator Timer

⑩Operation button for Filter reset

⑪ Indicator for temperature in °C

⑫Indicator for time-controlled status start-up/shutdown

⑬Indicator for fan level

⑭Indicator for PM 2.5 index air quality (numerical / colour display)

15 Indicator for relative humidity

16 Filter service life display

⑰Air quality sensor
18 Connection Power supply unit AF 30
19 Connecting cable AF50
20 Steering rollers AF50 (4x)
②1Filter cover
22 filter
23 Power adapter AF30

Note

The function settings are only possible via the operation buttons and not via the displays.

Initial Start-Up

Before initial start up, the fine filters already installed in the unit must be unpacked.

1. Open the two filter covers on the recessed grip and remove them with both hands.

Illustration B

Illustration C

1. Remove the packed filters from the casing using the tabs.

Illustration D

1. Unpack the filters.

Illustration E

1. Insert the unpacked filters.

Illustration F

1. Insert the filter cover firmly with both hands.

Illustration G

1. Place the device on a level surface. Ensure that a distance of 0.30 m is maintained to each side.

Illustration H

1. Make sure that the air intake and air outlet openings are not blocked.

Note

Do not place the device on hot surfaces or in the immediate vicinity of the room heating.

Do not allow any liquids or foreign bodies (e.g. metallic objects) to enter the device.

1. AF 30: Insert the unit plug of the power supply unit into the device.

Plug the mains plug of the power supply unit into a socket.

AF 50: Plug the mains plug of the device into a mains socket.

Illustration I

The device is ready for operation.

Note

The first time you use the device, we recommend allowing it to run overnight to perform an initial basic cleaning of your room.

Note

The table with the hours of the display symbols for the filter service life, see Replacing the filter

Operation

Switching the device on/off

1. To switch on the device: Press the on/off button on the device.

Illustration I

The device starts automatically.

Note

After the system is switched on, the displays and buttons on the control panel light up briefly. The integrated

air quality sensor measures the air quality in the room automatically.

1. If required, the following functions, for example, can be set via the operation buttons:

2. Fan level

3. Auto mode
   ECO mode
4. Sleep mode
5. Lock control panel
   Timer

6. Filter reset

7. To switch off the device: Press the On/Off switch of the device.

The displays and buttons on the control panel go out. The device is switched off.

Depending on the air quality, the fan level can be manually set to level 1, 2, 3, 4 or 5. If the air quality is poor, for example to filter out smoke, the blower should run at maximum speed (level 5) for 15 - 20 minutes.

Note

To clean the air effectively, keep windows and doors closed while the air purifier is switched on.

Symbol Operation button for the fan level:

- Press the fan level operation button repeatedly until the desired level is reached.

The selected fan level is displayed on the control panel.

Note

When selecting the fan level manually, the selected speed is shown on the display for 3 seconds before the PM 2.5 index values are shown again on the display.

Setting auto mode

In auto mode, the air purifier sets the appropriate fan level (level 1, 2, 3, 4, 5) depending on the air quality. In the event of poor air quality, for example, the fan level is automatically set high.

Symbol Operation button and indicator for auto mode:

- Press the Auto mode operation button. The automatic mode is switched on or off.

Setting ECO / power saving function

Switch power saving mode on / off

Symbol Operation button and indicator for ECO / power saving mode

The device is in working mode:

- Press the ECO mode operation button for 3-5 seconds.

The device switches to power saving mode and the display is switched off.

The device is in power saving mode:

- Press the ECO mode operation button for 3-5 seconds. The device switches to working mode, the display lights up.

Setting sleep mode

In sleep mode, the fan runs at the lowest speed and is therefore very quiet.

- Press the sleep mode operation button. The sleep mode is switched on or off.

Symbol Operation button and indicator for sleep mode:

Note

After the sleep mode operation button has been pressed, all display symbols (except sleep mode) go out.

After 10 seconds, the sleep mode operation button also goes out.

To exit sleep mode, press any operation button (except the on/off button).

Lock / unlock control panel

To prevent accidental change of settings, e.g. by children or pets, the control panel can be locked.

Symbol for the lock operation button and display for control panel:

• Lock: Press the button for 3 seconds.
• Unlock: Press the lock button for 3 seconds.

Setting the timer

The timer can be set to the desired run time (max. 10 h). When the set time has elapsed, the device switches off automatically. The blower speed can be changed at any time.

Symbol Operation button and indicator for timer:

• Switching on: Press the Timer operation button repeatedly until the desired run time is reached. The set run time is displayed in the display.
• Switching off: Press the timer operation button until the display shows "0". If set to "0", the timer function is cancelled.

Perform the filter reset after filter change

After the filter lifespan has expired, the filters must be changed. For more information, see chapter Replacing the filter

Symbol Operation button for filter reset:

Display PM 2.5 air quality

The display shows the concentration of fine dust (PM 2.5) numerically in the unit g / m^3 . In addition, a colour index provides information about the air quality:

PM 2.5 Air quality	Colour
0 - 60 Good Blue
61 - 120 Moderate	Yellow
121 - 500 Poor Red

Transport and storage

△CAUTION

Failure to observe the weight

Risk of injury and damage

Be aware of the weight of the device during transport and storage.

Store the device only in dry indoor rooms.

Care and service

Cleaning

⚠️DANGER

Danger of death from electric shock

Liquids can conduct electricity and thus cause serious or fatal injuries.

Always disconnect the power supply unit from the socket before cleaning and maintenance work.

Never immerse the device or the power supply unit in water.

Never use wet cloths to clean the device or the power supply unit.

1. Switch off the device.
2. Unplug the power supply unit from the socket.
3. Wipe the device with a soft, dry cloth. Do not use abrasive or corrosive detergents.

Replacing the filter

The filter should be changed after 2500 - 3000 hours of operation at the latest. If the device gets louder, an unpleasant smell emanates from the device (filter) or the filter is visibly dirty, also earlier. If the filter service life is less than 150 hours, the symbol flashes in the display (flashing frequency 2x/second) to remind you to change the filter.

Depending on the service life, the following number of symbols is displayed:

Display for service life of filter (h)
2501 - 3000
2001 - 2500
1501 - 2000
1001 - 1500
501 - 1000
1 - 500

1. Switch off the device, and disconnect the power supply unit or mains plug from the socket and device.

Illustration J

1. Open the two filter covers on the recessed grip and remove them with both hands.

Illustration B Illustration C

1. Remove the filters from the casing using the tabs. Illustration D
2. Unpack the new filters. Illustration E

3. Insert the unpacked filters. Illustration F

4. Insert the filter covers.

Illustration G

1. Connect the power supply unit to the device and socket.

2. Switch the device on.

a To reset the filter (Reset), press the symbol for 3 seconds.

Illustration K

Troubleshooting guide

Malfunctions often have simple causes that you can remedy yourself using the following overview. When in doubt, or in the case of malfunctions not mentioned here, please contact your authorised Customer Service.

Fault Cause Rectification
The device cannot be switched on	No electrical voltage present	● Check the socket and the power supply fuse. ● Insert the plug of the power supply unit into another socket.
	Power supply unit defective	● Contact Customer Service to replace the power supply unit.
	Device defective ● Contact Customer Service.
Display flashes and device does not start	Filter cover not inserted correctly	● Insert the filter cover correctly, making sure that the filters are seated correctly.
Airflow is reduced	Filter clogged	● Changing the filter, see chapter Replacing the filter.
	Filter not unpacked	● Unpacking the filter, see chapter Initial Start-Up.
	Fan level too low	● Increasing the fan level, see chapter Setting the fan level.
	Air outlet is blocked	● Remove foreign bodies.
Odour elimination ineffective	Poor ambient air quality	● Open windows to improve ventilation.
	Filter used up or used too long	● Replace the filter.
	Fan level too low	● Increasing the fan level, see chapter Setting the fan level.
Poor air quality	Fan level too low	● Increasing the fan level, see chapter Setting the fan level.
	Draught	● Close the windows and doors while the device is working.
	AF 30: Room size clearly above 30 m2	● Observe the maximum room size.
	AF 50: Room size clearly above 50 m2	● Observe the maximum room size.
	Air slots on the device blocked	● Keep the required distances from the device. ● Do not place anything on the device.
	Filter not unpacked	● Unpacking the filter, see chapter Initial Start-Up.
	Filter clogged or contaminated.	● Changing the filter, see chapter Replacing the filter.

Technical data

		AF 30	AF 50
Electrical connection
Mains voltage	V	100-240	220-240
Phase	~	1	1
Power frequency	Hz	50-60	50-60
Nominal power	W	36	50
Standby	W	< 0,5	< 0,5
Device performance data
Maximum airflow	m^3/h	320	520
Floor space	m^2	* 30	* 50
Filter efficiency at 0.3 μm		99,95%	99,95%
Maximum filter working time (depending on environment)	h	3000	3000

		AF 30	AF 50
Ventilation levels		5	5
Dimensions and weights
Weight	kg	5.8	7.7
Length x width x height	mm	260x260x480	290x290x560
Ambient conditions
Ambient temperature	°C	-10 °C - +40 °C	-10 °C - +40 °C
Determined values in acc. with EN 60335-2-69
Sound power level L_wA	dB(A)	29-53	29-53

* At 3 m ceiling height and 3 x air exchange per hour. Subject to technical modifications.

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