● The KÄRCHER NT 50/1 Mwf has a mains cable with
a PRCD-K fault current protection switch, which en-
sures that the vacuum cleaner can be used with a
power generator.
● This device is suitable for commercial use, e.g. for
trade, industry, fire brigades and technical relief or-
ganisations.
Description of the device
Illustration A
Float
1
Suction hose
2
Hose hook
3
Locking the push handle
4
Crevice nozzle
5
Air exit, working air
6
Suction head
7
Suction head lock
8
Recessed grip
9
Dirt receptacle
10
Steering roller
11
Handle
12
Air inlet, motor cooling air
13
Suction hose port
14
Latch plate
15
Floor nozzle
16
Height adjustment of the floor nozzle
17
Mains plug of the device
18
Mains cable with PRCD-K circuit breaker
19
Cable holder for the disposal pump
20
Suction pipe
21
Mains plug for the disposal pump
22
Socket
23
Turn switch
24
Tool box end stop
25
Carrying handle
26
Filter cover
27
Fastening eyelet
28
Suction pipe holder
29
Push handle
30
Pre-filter
31
Float switch for the disposal pump
32
Disposal pump
33
Union nut for the disposal pump
34
Angle piece
35
Floor nozzle holder
36
Drain hose
37
Cap (GEKA-C coupling 1 1/4")
38
Suction control (3-stage)
39
Filter frame
40
Coarse dirt filter / flat fold filter / candle filter
41
Type plate
42
1. Unpack the device and install the accessories.
Illustration B
Only applies when operating without a power generator:
It is recommended that this device only be connected to
a socket that is protected by a 30 mA error current cir-
cuit breaker.
CAUTION
Danger from sharp edges
Risk of injury
Wear suitable gloves when handling the pre-filter.
1
Wet vacuum cleaning with disposal pump
2
Wet vacuum cleaning without disposal pump
3
Dry vacuuming
Wet vacuum cleaning
Note
Wet vacuuming is also possible when the disposal
pump is switched off or removed. Remove disposal
pump, see dry vacuuming.
Installing the squeegees
1. Remove the brush strip.
Illustration C
2. Install the squeegees.
Removing the fleece filter bag
● The fleece filter bag (special accessory) must al-
ways be removed when vacuuming fluids or wet
substances.
1. Unlock and remove the suction head.
2. Pull the fleece filter bag (special accessories) out to
the rear.
Illustration D
3. Fold in the lock latch and seal the fleece filter bag
tight (special accessories).
4. Fit and lock the suction head.
Removing the dust bag
● The dust bag (special accessories) must always be
removed when vacuuming fluids or wet substances.
1. Unlock and remove the suction head.
2. Fold up the dust bag (special accessories).
Illustration E
3. Open the dust bag (special accessory) by pulling
back the suction hose port.
4. Close the dust bag (special accessory) tightly with
the closing strip underneath the opening.
5. Take out the dust bag (special accessories).
6. Fit and lock the suction head.
Installing the coarse dirt filter
1. Open the filter cover.
2. Flat fold filter only: Remove the filter frame. Remove
the flat fold filter (optional accessory) from the filter
frame.
Illustration F
English
Preparation
Initial startup
Operating modes
13