Karcher BD 50-40 RS Bp Pack - Manual (Page 20)

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ƽ Danger
Risk of injury! When loading or unloading
the machine, it may only be operated on
gradients of max. 10%. Drive slowly.
ṇ Caution
Risk of injury and damage! Observe the
weight of the appliance when you transport
it.

Remove the suction bar and the brush
from the appliance.
 When transporting in vehicles, secure
the appliance according to the guide-
lines from slipping and tipping over.
Fastening points
ṇ
Caution
Risk of injury and damage! Note the weight
of the appliance in case of storage.
This appliance must only be stored in inte-
rior rooms.
ƽ Danger
Risk of injury! Before carrying out any tasks
on the machine, set the main key to "0" and
remove it. Pull out the battery plug.
ṇ Warning
Suction turbine will continue to run for a
while after switch-off. Carry out mainte-
nance tasks only after the suction turbine
has come to a halt.

Drain and dispose of the dirt water and
the residual fresh water.
 Check and ensure that the top of the
appliance is seated properly on the
wastewater reservoir.
 Check tyre status.
 Check if brush is fitted properly.
 Check the inserts of the suction hose
for leaks.
 Check fastening of the suction bar (see
"Maintenance tasks").
 Check the lid of the drain hose for the
wastewater tank for tightness.
 Check the correct positioning of both
drain hoses in their holders.
 Check accelerator pedal, brake and
steering wheel for correct functioning.
 Check acid level in wet batteries; refill
distilled water, if required.
 Empty the dirt water reservoir.
 Rinse the dirty water tank with clear wa-
ter.
 Clean the sieve and the swimmer in the
wastewater tank (see "Maintenance
tasks").
 Clean fresh water tank.
 Switch on the suction for drying the sys-
tem.
 Empty and clean the coarse dirt pan
(BR model only).
 Check brush for wear and tear and
clean it.
 Clean vacuum lips in the vacuum bar
and check for wear.
 Clean the outside of the appliance with
a damp cloth which has been soaked in
mild detergent.
 Check device externally for damage.
 Store the appliance as shown above to
dry off the tanks (see "Empty tanks").
 Charge battery.
 Clean upper side of the batteries.
 Check acid density in wet batteries.
 Check battery cable for correct position-
ing.
 Clean the sieve in the fresh water reser-
voir.
BR 55/40 RS only:

Check the side spray protection on the
cleaning head.
 Clean battery room and battery casing.
 Check immobilising brake. *
 Clean the joints on the cleaning head
hookup.
 Check carbon brushes and commuta-
tors of all motors for wear and tear. *
 Check tension of steering chain. *
 Check the tension of the drive chains on
the drive. *
* To be done by Customer Service.
To ensure a reliable operation of the appli-
ance maintenance contracts can be con-
cluded with the competent Kärcher sales
office.
 Pull out the suction hose from the vacu-
um bar.
 Raise the handle of the suction bar cou-
pling.
 Remove the vacuum bar.
 Remove the vacuum bar.
1 Star handle
2 Plastic part
3 Vacuum lip
 Unscrew the star grips.
 Remove the plastic parts.
 Remove the vacuum lips.
 Turn the vacuum lips or insert new
ones.
 Insert the plastic parts.
 Screw in and tighten the star grips.
 Swivel the unlocking lever upward.
 Swivel the spray protection toward the
front.
 Press the brush change key and tilt the
cover on the brush head towards the
side.
 Pull out the brush rollers.
 Insert and lock into place the new brush
rollers.
 Close the cover, align the brushes and
lock in the cover.
 Swivel the spray guard back.
 Swivel the unlocking lever downward.
Transport
Storage
Maintenance and care
Maintenance schedule
Prior to operation:
After operation:
Every 50 operating hours
Every 100 operating hours
Every 200 operating hours
Maintenance contract
Maintenance BR 55/40 RS
Dismantling the vacuum bar
Turn or replace vacuum lips
Replacing the brush rollers
20 EN