Karcher BD 80-120 W Bp Pack - Manual (Page 18)

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1 Sieve with floater ball
2 Pipe
Î Clean the sieve from the outside and
rinse it.
Î Check the mobility of the floater ball.
If it is too dirty:
Î
Hold the pipe firmly and pull out the
sieve from the pipe.
Î Clean sieve and ball.
Î Hold the pipe firmly and reinsert the
sieve.
Î Lift the cleaning head.
Î Turn key to "0" and remove it.
Î Open the lock of spray-guard.
Î Move both the spray-guard halves to-
wards the sides.
Î Turn the unlocking lever of the sliding
brush in an anti-clockwise direction -
the brushes will fall downward and can
be pulled outward at the bottom of the
device.
Î Hold the new brush under the cleaning
head.
Î Turn the unlocking lever of the sliding
brush in clockwise direction and press
the brush upward.
Î Release the unlocking lever and check
that the brush is sitting properly.
Î Repeat process on the opposite side.
Î Replace the spray-guard.
Î Lubricate the greasing nipple with a
grease press.
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.
Î
Drain and dispose of the dirt water and
the residual fresh water.
In case of faults that cannot be remedied
using the table below please contact the
customer service.
Cleaning the floater Replacing the Disk Brushes Lubricating the drive axle and the steer-
ing rollers
Faults
Fault Remedy By whom
Appliance cannot be started Insert the battery plug on the device. Operator
Release emergency-stop button by turning. Operator
If battery is low, charge the battery. Operator
Check battery cable for correct sitting. Operator
Check battery cable for corrosion; clean, if required. Operator
Device does not drive or drives
only slowly Reset fuse of traction drive Operator
Drive wheels are not gripping due to high brush contact pressure; reduce the brush con-
tact pressure. Operator
Control system overheated; switch off device and let it cool down. Operator
Insufficient vacuum perform-
ance Empty the dirt water reservoir. Operator
Check the setting of the vacuum bar. Operator
Clean the seals between dirt water reservoir and cover and check for tightness, replace
if required. Operator
Clean the vacuum lips on the vacuum bar, turn or replace if required Operator
Check suction hose for blockages; clean if required. Operator
Check connection between suction hose and vacuum bar and suction hose and the de-
vice. Operator
Check the suction hose for tightness; replace if required. Operator
Check if the cover on the dirt water discharge hose is closed Operator
Check the setting of the vacuum bar. Operator
Clean the floater in the dirt water tank. Operator
Reset fuse of suction turbine. Operator
Insufficient cleaning result Set/ adjust contact pressure. Operator
Check the brushes for wear, replace if required. Operator
Check brushes for wear and tear, clean. Operator
Check whether the detergent and brushes are suitable for the cleaning task. Operator
If battery is low, charge the battery. Operator
Brushes do not turn Reset fuse of brush drive. Operator
Check the brushes for blockage due to foreign particles, remove them if found. Operator
No or very little detergent solu-
tion gets added Check level of detergent solution in the fresh water tank; refill, if required. Operator
Increase detergent dosing. Operator
Ventilation opening in the lid of the fresh water tank is blocked; clean the opening. Operator
Check fresh water filter; clean if required. Operator
18 EN