Manual Karcher BD 50-40 RS (page 18 of 272) (All languages)

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DANGER

Risk of injury! Before carrying out any tasks

on the machine, set the main key to "0" and

remove it. Pull the battery plug.

몇WARNING

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

waste water tank.

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 waste water tank.

Rinse the waste water tank with clear

water.

Clean the sieve and the swimmer in the

waste water 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 the battery:

If the charging state of the battery is un-

der 50%, charge the battery fully and

without interruption.

If the charging state of the battery is

over 50%, only recharge the battery if

the entire operation duration will be re-

quired when next used.

When used regularly, charge the bat-

tery fully and without interruption at

least once a week.

Clean upper side of the batteries.

Check acid density in wet batteries.

Check battery cable for correct positioning.

Clean the sieve in the fresh water reser-

voir.

BR 55/40 RS only:

Check the side spray protection on the

cleaning head.

For long periods of disuse, only turn the

device off when the battery is fully

charged. Fully recharge the battery at

least every month.

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.

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.

Set programme selection to "Drive".

Turn key to "0" and remove it.

Pull out the suction hose from the vacu-

um bar.

1 Suction hose

2 Suction bar coupling

Pull out the suction hose from the vacu-

um bar.

Loosen the suction bar coupling.

Remove the vacuum bar.

Maintenance and care

Maintenance schedule

Prior to operation:

After operation:

Weekly

Every 50 operating hours

Monthly

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

Maintenance tasks BD 50/40 RS

Dismantling the vacuum bar

18 EN

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Karcher BD 50-40 RS Manual

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