Using batteries made by other manufac-
turers
Note
Warranty claims will be entertained only if
you use batteries and chargers recom-
mended by Kärcher.
Note
When using batteries of other manufactur-
ers, the maximum battery dimensions must
be observed.
Maximum battery dimensions (single
battery)
The appliance requires 4 single batteries
with 6 volt each.
Length
Width
264 mm
190 mm
Pay attention to the following if you are us-
ing maintenance-free batteries in KM 90/60
R Bp:
It is necessary to conform to the maxi-
–
mum battery dimensions.
While charging maintenance-free bat-
–
teries, it is necessary to tilt the appli-
ance hood upward.
While charging maintenance-free bat-
–
teries, follow the specifications of the
battery manufacturer.
Installing and connecting the batteries
Open the device hood.
Insert batteries into the battery mount.
Adjust the rubber buffers to hold the
batteries properly.
Warning
Pay attention to correct poles.
NOTICE
The connection lines are not included in the
delivery scope.
1.
2.
3.
The illustration shows KM 90/60 R Bp
with retrofitted and connected batteries, as
well as with charge plug for external charg-
er.
Note on KM 90/60 R Bp Pack: The charg-
er and the battery pack are already in-
stalled and connected by the factory, a
charge plug is not present.
Connect pole terminal (red cable) to
positive pole (+).
Screw the connection lines onto the
batteries.
Connect pole terminal to negative pole
(-).
20
Note
Before removing the battery, make sure
that the negative pole lead is disconnected.
Check that the battery pole and pole termi-
nals are adequately protected with pole
grease.
WARNING
Charge the batteries before commissioning
the machine.
Charge the batteries
Danger
Risk of injury! Comply with safety regula-
tions on the handling of batteries. Observe
the directions provided by the manufacturer
of the charger.
Height
DANGER
284 mm
Charge the battery only with an appropriate
charger.
NOTICE
When the batteries are charged, first re-
move the charger from the mains and then
disconnect it from the batteries.
(1) Charging procedure KM 90/60 R Bp
Pack
Danger
Risk of injury! The charger should be used
only if the mains connection line is in an un-
damaged state. Get the manufacturer, the
customer service agent or a qualified per-
son to immediately replace a damaged
mains connection line.
NOTICE
Normally, the machine is equipped with
maintenance-free batteries.
Open the device hood.
Insert the plug of the charger into the
socket.
Note
The charger has electronic controls and au-
tomatically switches off the charging pro-
cess. All functions of the machine are
automatically interrupted during the charg-
ing process.
The battery control display shows the pro-
5.
4.
gress of the charging process when the
plug is inserted:
Battery fault
Battery is being
charged
Battery is charged
Charger error
A=blinks yellow,
B=off, C+D+E=red
glows yellow
glows green
A=blinks yellow,
B+E=red, C+D=off
EN
5
-
(2) Charging procedure KM 90/60 R Bp
Open the device hood.
Separate the battery plug and connect
the charger cable.
Plug in mains connector and switch on
charger.
Note
The recommended chargers (matching the
batteries used) are regulated electronically
and will automatically switch off the charg-
ing process. All functions of the machine
are automatically interrupted during the
charging process.
Low maintenance batteries
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.
DANGER
Danger of causticization! Adding water to
the battery in its discharged state can
cause the acid to leak.
Wear protective glasses and protective
clothing when handling battery acid. Ob-
serve the regulations concerning the han-
dling of batteries!
DANGER
Danger of causticization!
Rinse thoroughly with lots of clear water
–
if acid gets into the eye or comes in con-
tact with the skin.
Then consult a doctor immediately.
–
Change clothing.
–
Wash off the acid If it comes in contact
–
with the clothes.
Warning
Risk of damage. Use only distilled or desal-
inated water (VDE 0510) for filling the bat-
tery. Do not add any substances (so-called
performance improving agents), else war-
ranty claims will not be entertained.
After charging
Switch off the charger and remove the
plug from the socket.
If the machine does not have a built-in
charger: Pull the battery cable from the
charger cable and connect it to the ap-
pliance.