Karcher B 250 R + R 120: Before Startup

     

- 

3

1 Driving direction switch

2 Emergency-stop button

3 Program switch

4 Working lamp button (optional)

5 Overall lamp button (optional)

6 Horn

7 Info button

8 Display

9 Indicator lamp - automatic immobilizing 

brake active

10 Indicator lamp - manual cleaning pro-

gram active

11 Indicator lamp - battery monitoring

12 Indicator lamp - fault

13 Indicator lamp - service

14 Indicator lamp: deterfent tank empty 

(Option)

15 Indicator lamp - Dirt water tank full

16 Indicator lamp - brush overload

17 Key switch

A Button for sweeping

B Indicator lamp for sweeping

C Indicator lamp for shaking off dust filter

Please observe the following warning notes 

when handling batteries:



DANGER

Risk of explosion! Do not put tools or similar 

on the battery, i.e. on the terminal poles 

and cell connectors.

몇

WARNING

Risk of injury! Ensure that wounds never 

come into contact with lead. Always clean 

your hands after working on batteries.

Operator console

For the B 250 RI only

Before Startup

Batteries

Observe the directions on the bat-

tery, in the instructions for use and 

in the vehicle operating instructions

Wear eye protection

Keep children away from acid and 

batteries

Danger of explosion

Fire, sparks, naked flames and 

smoking must be strictly avoided

Danger of chemical burns

First aid

Warning note

Disposal

Do not throw the battery into the 

regular waste

19 EN

     - 

4

The BAT package model contains built-in 

batteries.



The steering position should point to-

wards the front.



Swivel the seat to the front.



Remove screw of seat stopper. 

1 Plug for seat contact switch



Pull out the plug of the seat contact 

switch and push it back through the 

opening. 



Unlock the driver seat and pull it up-

ward.



Dismount the plug of the seat contact 

switch from the holder.



Unhook the support of the seat console 

and close the seat console.



Unscrew the hinges of the seat console.



Place the seat console in the foot 

space.



Lift battery cover. 



Dismantle fresh water tank on the right 

hand side.



Dismantle the side plate of the battery 

box on the right hand side.



Insert battery. Battery connections in 

front direction. 

ATTENTION

Pay attention to correct poles. 



Connect the connection cable to the 

free battery poles (+) and (-). Lay the 

cables in such a way that they do not 

get clamped by the seat. 



Install the side plate of the battery box 

on the right hand side.



Install fresh water tank on the right hand 

side.



Replace battery cover. 



Insert battery plug. 



Position the seat console.



Tighten down the hinges of the seat 

console.



Open the seat console and secure the 

support for the seat console.



Mount the plug of the seat contact 

switch to the holder.



Insert the seat.



Reconnect the plug of the seat contact 

switch.



Install screw of seat stopper. 



Swivel the seat downward.



Adjust steering wheel.

ATTENTION

Charge the batteries before commissioning 

the appliance.

Note:

The device is equipped with a safety mech-

anism to prevent total discharge, i.e. when 

the permissible minimum capacity is 

reached, then the machine can only be 

driven and existing lamps can be switched 

on. In such a case, the battery monitoring 

symbol on the control console glows red.



Drive the machine directly to the charg-

ing station; avoid any steep gradients in 

the process.

Note:

When using other batteries (e.g. batteries 

from other manufacturers), the total dis-

charge protection level for the respective 

battery must be reset by the Kärcher after-

sales service.



DANGER

Danger of injury due to electric shock. Ob-

serve supply network and fuse protection - 

see "Charger".

Only use the charger in dry rooms with suf-

ficient ventilation!

Note:

Average charging time is approx. 10 -12 

hours. 

The recommended chargers (suitable for 

the batteries used) are regulated electroni-

cally and will automatically terminate the 

charging process.



DANGER

Danger of explosion. The room, where the 

machine is kept to charge the battery, must 

feature a minimum volume and an air ex-

change with a minimum flow rate, depend-

ing on the type of battery (see "Recom-

mended Batteries").

Danger of explosion. Wet batteries may 

only be charged with the seat tilted up.



Tilt the seat upward. 



Remove battery plug and join it to the 

charging cable.



Connect the charger to the mains and 

turn it on.



Switch off the charger and remove the 

plug from the socket.



Pull the battery cable from the charger 

cable and connect it to the machine. 



Add distilled water one hour before the 

charging process comes to an end; fol-

low the correct acid level.  There are 

corresponding indicators on the battery.   

At the end of the charging process, all 

cells must gas. 

몇

WARNING

Danger of causticization!

–

Adding water to the battery in its dis-

charged state can cause the acid to 

leak.

–

Use safety glasses while handling bat-

tery acid and follow the safety instruc-

tions to avoid personal injury or damage 

to clothes.

–

Should the acid spray on to the skin or 

clothes, rinse immediately with lots of 

water.

ATTENTION

Risk of damage!

–

Use only distilled or desalinated water 

(EN 50272-T3) for filling the battery.

–

Do not add any substances (so-called 

performance improving agents), else 

warranty claims will not be entertained. 

Batteries and chargers are available in spe-

cialised stores.

If you use wet batteries in the BAT model,  

then follow the following instructions: 

– It is necessary to conform to the maxi-

mum battery dimensions. 

– While charging wet (maintenance-free) 

batteries, it is necessary to tilt the seat 

upward. 

– While charging wet batteries, follow the 

specifications of the battery manufac-

turer. 

Note:

Press the emergency-stop button to imme-

diately deactivate all functions and turn the 

key switch to the "0" position.



Four floor boards of the pallet are fas-

tened with screws. Unscrew these 

boards.



Place the boards on the edge of the pal-

let. Place the boards in such a way that 

they lie in front of the four wheels of the 

machine. Fasten the boards with 

screws.



Slide the four support beams included 

in the packaging under the ramp.



Only BR 120/250...: Remove front 

transport eyelets from the palette.



Remove the wooden bars in front of the 

wheels.



Release emergency-stop button by 

turning.



Set main switch to “1”.



Press the drive direction switch and 

slowly move the machine down from 

the ramp. 



Set main switch to “0”.

Insert batteries and connect

Charge the batteries

After charging

Low maintenance batteries (wet 

batteries)

Recommended batteries, chargers

Order No.

Battery set

6.654-136.0

Charger

6.654-295.0

Maximum battery dimensions

Length

Width

Height

842 mm

627 mm

537 mm

Unloading

With battery

20 EN