KARCHER NT 22 Vacuum Cleaner Instruction Manual

: June 4, 2024
: Karcher

KARCHER NT 22 Vacuum Cleaner

KARCHER-NT-22-Vacuum-Cleaner-image

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.

Environmental protection

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

Intended use

This vacuum cleaner is intended for the wet and dry cleaning of floor and wall surfaces.
This device is suitable for vacuuming dry, non-flammable dusts that are harmful to health from ma-chines and devices; dust class L as per EN 60335- 2- 69. Restrictions: No carcinogenic substances may be vacuumed.
This device is suitable for commercial use, e.g. in hotels, schools, hospitals, factories, shops, offices, and rental companies.

Description of the unit

Illustration A

Mount for floor nozzle
Suction hose
Air exit, working air
Suction head
Suction head lock
Dirt receptacle
Steering roller
Recessed grip
Air inlet, motor cooling air
Suction hose port
Socket (Ap Te L only)
Floor nozzle
Suction pipe
Main switch
Filter dedusting button
Carrying handle
Fastening eyelet
Hose hook
Float
Angle piece
Cartridge filter (PES)
Securing nut
Suction pipe holder
Mains cable
Type plate
Cable hooks

Symbols on the device

Dust class

WARNING: This device contains dusts that are harmful to your health. Emptying and maintenance, including removal of the dust bag, may only be performed by appropriately trained personnel wearing suitable personal protective equipment. Do not switch on until the entire filter system is installed.

Cartridge filter

KARCHER-NT-22-Vacuum-Cleaner-fig11

Preparation

Unpack the device and install the accessories.
Illustration B

Initial startup

WARNING
Danger from dust that is harmful to your health Respiratory sicknesses through inhalation of dust. Do not vacuum without correctly installed filter ele- ments, otherwise a danger to health from increased fine dust emission is present.
ATTENTION
Danger due to fine dust entering
Risk of damage to the suction motor.
Never remove the cartridge filter when vacuuming.

Dry vacuuming

The appliance is fitted with a fleece filter bag with lock latch, order no. 2.889-217.0 (5 pieces).

Note
All types of dust up to dust class L can be vacuumed with this device.
Note
The device is an industrial vacuum cleaner for vacuum-ing dry, non-inflammable dusts with workplace limit val-ues (AGW) greater than or equal to 1 mg/m3.

An additional fleece filter bag can be used when vacuuming fine dust.

Installing the fleece filter bag

Unlock and remove the suction head.
Fit the fleece filter bag.
Illustration C
Fit and lock the suction head.

Wet vacuum cleaning

DANGER
Danger from dust that is harmful to your health Respiratory sicknesses through inhalation of dust. No dusts harmful to health may be vacuumed when performing wet vacuum cleaning.

Installing the squeegees

Remove the brush strip.
Illustration D
Install the squeegees.
Note
The structured side of the squeegees must face outwards.

Removing the fleece filter bag

The fleece filter bag must always be removed when vacuuming wet substances.
1. Unlock and remove the suction head.
2. Pull the fleece filter bag on the flange up and out.
  Illustration E
3. Fold in the lock latch and seal the fleece filter bag tight.
4. Dispose of the used fleece filter bag in accordance with statutory regulations.
5. Fit and lock the suction head.

General

We recommend not using the “Semi-automatic filter dedusting” function button when vacuuming wet dirt with the crevice nozzle or upholstery nozzle (option-al) when sucking mainly water out of a container.
On completion of wet vacuum cleaning: Clean the cartridge filter using the filter dedusting function. Clean the container with a moist cloth and dry it off.

Clip connection

The suction hose is equipped with a clip system. All ac-cessory parts with a nominal width of 35 mm can be connected.
Illustration F

Operation

Main switch

Switching on the device

Connect the mains plug.
Set the main switch to the desired program.

Working with power tools

Only for devices with a built-in socket:
DANGER
Danger of electric shock
Risk of injury and damage.
The socket is only intended for direct connection of pow-er tools to the vacuum cleaner. Any other use of the socket is prohibited.

Plug the mains plug of the power tool into the power socket on the vacuum cleaner. The vacuum cleaner is in Standby mode.
Set the main switch to program “2”.
Note
The vacuum cleaner is automatically switched on and off with the power tool.
Note
The vacuum cleaner has a startup delay of up to 0.5 seconds and an after- running time of up to 5 seconds. Note
See the Technical data for the permissible power rating of the power tool.
Remove the angle piece from the suction hose.
Illustration G
Unscrew the clip connection.
Screw on the rubber sleeve.
Connect the rubber sleeve to the power tool.
Illustration H

Semi-automatic filter dedusting

Note
Actuating the filter dedusting every 5-10 minutes extends the working time of the cartridge filter.
Note
The semi-automatic filter dedusting can only be switched on when the device is switched on.

Press the semi-automatic filter dedusting button 5x. The cartridge filter is then cleaned by a blast of air (pulsing noise).
Power dedusting (for particularly severe contamination of the cartridge filter): Close off the suction pipe or angle piece with your hand and press the semi-automatic filter dedusting button 5x at the same time.

Draining the dirt receptacle

WARNING
Waste water hazard
Environmental pollution
Observe local waste water treatment regulations.

The suction duct is equipped with a float.
When the maximum permissible waste water level in the container is reached, the suction volume is interrupted.

Switch off the device at the main switch.
Empty the container.

Switching off the device

Press the semi-automatic filter dedusting button 5x.
Switch off the device at the main switch.
Pull out the mains plug.

Each time after use

Empty the container.
Vacuum off the inside and outside of the device and clean with a moist cloth.

Storing the device

Store the suction pipe, suction hose and mains cable as shown in the illustration.
Illustration I
Store the device in a dry room and secure it against unauthorised use.

Transport

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

Remove the suction hose with floor nozzle from the support. Carry the device by the carrying handle and suction pipe.
When transporting the device in vehicles, secure it to prevent it from slipping or overturning in accordance with the respective valid guidelines.

Storage

CAUTION
Failure to observe the weigh t
Risk of injury and damage
Be aware of the weight of the device during storage. The device may only be operated indoors.

Care and service

DANGER
Danger of electric shock
Injuries due to touching live parts
Switch off the device.
Remove the mains plug.
Dust extraction machines are safety devices for the prevention or elimination of hazards according to the German BGV A1.
ATTENTION
Care agents containing silicone
These can attach plastic components.
Do not use care agents containing silicone for cleaning.

You can perform basic maintenance and care work yourself.
Clean the surface of the device and the interior of the container regularly with a moist cloth.

Changing the cartridge filter

Unlock and remove the suction head.
Turn the suction head by 180 ° and set it down.
Unscrew the securing nut.
Remove the cartridge filter.
Dispose of the used cartridge filter in accordance with statutory regulations.
Install new cartridge filter.
Insert and tighten the securing nut.
Fit and lock the suction head.

Changing the fleece filter bag

Unlock and remove the suction head.
Pull the fleece filter bag on the flange up and out.
Illustration E
Fold in the lock latch and seal the fleece filter bag tight.
Dispose of the used fleece filter bag in accordance with statutory regulations.
Fit the new fleece filter bag.
Fit and lock the suction head.

Troubleshooting guide

DANGER
Danger of electric shock
Injuries due to touching live parts
Switch off the device.
Remove the mains plug.
Note
The device must be switched off immediately if a malfunction occurs (e.g. filter breakage). The malfunction must be eliminated before switching the device on again.
Suction turbine does not start up

Check the socket and the power supply fuse.
Check the mains cable, mains plug, and (if necessary) the socket on the device.
Switch on the device.
Suction turbine runs, but the device does not suck

Float closes suction duct

Empty the dirt receptacle.

Suction power decreases

Remove any blockages from the suction nozzle, suction pipe, suction hose or cartridge filter.
Change the filled fleece filter bag.
Press the semi-automatic filter dedusting button 5x with the device switched on.
Change the cartridge filter.

Escaping dust when vacuuming

Check that the cartridge filter is correctly fitted.
Change the cartridge filter.

Semi-automatic filter dedusting not working

Suction hose not connected.

Semi-automatic filter dedusting does not switch off

Contact Customer Service.

Semi-automatic filter dedusting cannot be switched on

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 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 authorized 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.

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: Wet/dry vacuum cleaner
Type: 1.378-xxx
Currently applicable EU Directives
2006/42/EC (+2009/127/EC)
2011/65/EU
2014/30/EU
Harmonised standards used
EN 50581
EN 55014-1: 2017
EN 55014-2: 2015
EN 60335-1
EN 60335-2-69
EN 61000-3-2: 2014
EN 61000-3-3: 2013
EN 62233: 2008
National standards used
–
The signatories act on behalf of and with the authority of the company management.

H. Jenner
Chairman of the Board of Management

S. Reiser
Director Regulatory Affairs & Certification

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, 2019/10/01

Technical data

Technical data|
---|---
| NT 22/1 Ap L| NT 22/1 Ap Te L
Electrical connection| |
Mains voltage V| 220-240| 220-240
Phase ~| 1| 1
Power frequency Hz| 50-60| 50-60
Degree of protection| IPX4| IPX4
Protection class| II|
Protection class| | I
Nominal power W| 1200| 1200
Maximum power W| 1300| 1300
Power rating of the device socket (EU) W| | 100-2100
Device performance data| |
Tank content l| 22| 22
Fluid filling quantity l| 13| 13
Air quantity (max.) m3/h| 130| 130
Vacuum (max.) kPa (mbar)| 19,0 (190)| 19,0 (190)
Dimensions and weights| |
Typical operating weight kg| 5,7| 6,1
Length x width x height mm| 380 x 370 x 480| 380 x 370 x 480
Diameter of the suction hose mm| 35| 35
Length of the suction hose m| 1,9| 1,9
Determined values in acc. with EN 60335-2-69| |
Sound pressure level LpA dB(A)| 71| 71
Uncertainty KpA dB(A)| 1| 1
Hand-arm vibration value m/s2| <2,5| <2,5
Uncertainty K m/s2| 0,2| 0,2
Mains cable| |
Power cord type mm2| H05VV-F 2×0,75| H05VV-F 3×1,5
Part number (EU)| 6.650-818.0| 6.650-332.0
Cable length m| 6| 6
Subject to technical modifications.| |

THANK YOU!
MERCI! DANKE! GRACIAS!

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Alfred Kärcher SE & Co. KG
Alfred-Kärcher-Str. 28-40
71364 Winnenden (Germany)
Tel.: +49 7195 14-0
Fax: +49 7195 14-2212