Kärcher CWB 3 Original Operating Instructions page 39

Assembly
Emergency stop button
Safety switch
Signs with operating instructions
and intended use
Cleaning and care agent reservoirs Check the filling level
Spray nozzles
Light sensors
Limits switches
Side brushes, roof brush, wheel
brushes
Rinsing and spray circuits
Positioning light
Assembly
Roof brush rollers
Side brush rollers
Supply line hoses and pipeline
Assembly
Check the running rollers of the
side brush rollers
Screws on the guide rails for the
roof brush and roof drier
Assembly
Maintenance unit
Processed water and fresh water
dirt trap
Roof brush and roof drier
Daily maintenance plan
Activity
Check
Check the instructions for
self-service customers (self-
service systems only
Checking for clogging
Cleaning
Visual inspection
Check for foreign bodies
Check the water supply
Function test
Weekly maintenance plan or after 500 vehicle washing hours
Activity
Visual inspection
Visual inspection
Maintenance plan after 1000 washes
Activity
Visual inspection
Re-tighten
Monthly maintenance plan after 2000 washes
Activity
Cleaning the filter
Cleaning
Visual inspection of the drive
belts
Rectification
Start the washing program, actuate an emergency-off
button or safety switch, the system must stop imme-
diately, then switch the system on again, see chapter
Switching on again after an emergency off.
Check all signs for completeness and legibility.
Replace any damaged signs.
Refill or replace as necessary.
Visual inspection (assess the spray pattern), clean if
necessary.
Warning, do not swap over the nozzles.
Unscrew the nozzles individually, clean with com-
pressed air and then screw in again.
Clean the light sensors with a soft, damp cloth without
detergent using gentle pressure.
Check for mechanical damage and firm seating.
Visual inspection, remove any foreign bodies, clean
dirty brushes with a high-pressure cleaner.
In washing mode, check that sufficient water for vehi-
cle washing is available.
Too little water of no water can damage the vehicle
being washed.
Interrupt the "Position 1" and "Position 2" light sen-
sors, for the position of the light sensors see chapter
Front portal maintenance overview.
The positioning light must display corresponding sig-
nals.
Rectification
Check the true running of the brush shaft.
Check the brushes for tight seating.
Check the brush for wear and tear.
Minimum bristle length = as-new length minus 50 mm
Replace the brushes if necessary.
Check for leaks.
Rectification
Check the play by moving the side brushes.
Contact Customer Service in the case of excessive
play between the carriage and guide.
Check for tight seating of the screws and tighten if
necessary.
Tightening torque 25 Nm
Rectification
Shut off the compressed air supply and then extend
and retract the wheel washing unit in manual mode
until the system is depressurised.
Check the pressure gauge to ensure that the system
is completely depressurised.
Unscrew the filter housing, remove the filter insert,
clean the filter with compressed air, fit the filter, screw
the cover on again.
Shut off the water supply, unscrew the cover of the
dirt trap, remove the filter, flush the filter with water, fit
the filter again, screw on the cover.
Check the condition of the drive belts and replace if
necessary.
English
Target group
Operator
Operator
Operator
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Customer Ser-
vice
Target group
Operator
Customer Ser-
vice
Operator
Customer Ser-
vice
Target group
Operator
Operator
Customer Ser-
vice
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