Info Button - Kärcher BR 75/140 R Betriebsanleitung

English
Close the catch on the fresh-water tank.
Working in recycling mode (optional)
For cleaning slightly to normally dirty floors.
Detergent and setting-up times are
reduced in recycling mode.
When the fresh-water tank is empty and
the dirty-water tank is full, switch over to
recycling/fresh-water mode at the rear of
the unit.
Information:
i
Dirty water is filtered before being
reused.
If the fresh water goes directly into the dirty-
water tank, recycling mode can be actuated
at the start of the cleaning process.
Recommended detergents
Application:
Maintenance cleaning
(also for alkaline-sensitive
floors)
Cleaning greasy dirt
deposits
Basic cleaning (stripping)
alkaline-resistant hard
floor coverings
Basic cleaning
stripping linoleum
Sanitary cleaner
Disinfectant cleaner
Detergents are available from specialist
outlets.
Switching on the water pump
Press the water pump On/Off button. If
the brush head has been switched on,
the water pump switches on when the
unit moves off.
Setting the water flow rate
Press the increase the water flow rate
button or the reduce the water flow rate
button. The display indicates the current
setting as a bar chart.
Information:
i
The surface must be cleaned several
times depending on the degree of dirt.
Lowering the suction bar
Press the suction turbine On/Off button.
The suction bar is lowered and the
suction turbine switches on.
straight suction bar so that it is at an angle
to the crevices.
When the dirty-water tank is full, the suction
turbine automatically switches off and the
"Dirty-water tank full" display illuminates.
Information:
i
When driving backwards, the suction
bar automatically rises. To improve the
vacuuming result, the suction bar can be
rotated or tilted (see "Setting the suction
bar").
Switching on the brush head
not operate the unit on the spot.
Press the "On+lower / raise+off brushes"
button. The brush head is switched on
and lowered as soon as the unit starts
moving. When the unit stops, the brush
head is raised and switched off after an
adjustable time.
Adjusting the contact pressure
Detergent
Press the increase the contact pressure
RM 745 button or the reduce the contact
RM 746 pressure button. The display indicates
the current setting as a bar chart.
If the display shows that the "brush drive is
RM 69 ES ASF
overloaded", the contact pressure must be
RM 69 ASF
reduced. If the contact pressure is not
RM 752
reduced, the brush drive automatically
switches off after a short time.
Information:
i
The contact pressure can only be set
RM 754
if the brushes are switched on when the
unit is moving. Make initial cleaning
RM 25 ASF
attempts with low contact pressure.
Increase the contact pressure gradually
RM 732
until the desired cleaning result is
achieved.
A correctly set contact pressure reduces
the energy required as well as wear on the
brushes. When the machine is stopped the
brush motors come to a standstill after the
set time. If the brush drive is overloaded the
brush drive control lamp lights up and the
brush motors are switch off with a delay of
a few seconds. To restart press button
Brushes on + lower / lift + off, reduce
contact pressure.
be set too high for polishing.
Setting the brush speed (FACT)
Press the Info button repeatedly until the
FACT menu is opened on the display.
Caution!
When cleaning tiled floors, adjust the
Caution!
To prevent damage to the floor, do
Caution!
The brush contact pressure must not
Operating Instructions
Press the + button to increase the brush
speed or the – button to decrease the
brush speed and select the various opti-
ons.
– Power-Clean = high speed
– Whisper-Clean = medium speed
– Fine-Clean = low speed
If no button is pressed for approximately
4 seconds the set value is applied
automatically.
Information:
i
The brush speed can only be set
when the brushes are inactive.
Memo button
The Memo button simplifies starting up the
unit. The following functions are started by
pressing a button:
The suction motor is switched on and
the suction beam is lowered.
The water pump switches on when the
unit moves off.
The cleaning head is switched on and
lowered when the unit moves off.
Stopping and switching off the unit
While the unit is moving, press the
Memo button and continue driving:
– Water pump switches off.
– The cleaning head is raised and
switched off.
– The suction beam is raised.
– The suction turbine continues running
for several seconds to draw up any
discharged water.
If required, the individual functions can
also be ended by pressing the "Water
pump on/off" and "On+lower / raise+off
brushes" buttons and suction beam
on+lower / off+raise buttons.
Set the key-operated switch on the
control console to "O" and remove the
key.

Info button

The total operating time is displayed in the
bottom display line when the unit is at a
standstill. After pressing the Info button the
current battery voltage appears as a
bar diagram.
Overheating protection
Control
– All cleaning devices are switched off
above 60°C
– The unit can only be driven on level
ground above 70°C
Countermeasures:
Press the Info button several times until
the control temperature is displayed.
Let the unit cool down to at least 59°C.
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