Faults Without Display - Kärcher CB 5/23 Originalbetriebsanleitung

Fault Possible cause
Cleaning effect in- None or too little detergent, none or too little
adequate air pressure in the supply line, worn brushes
Too little water or Dirt catcher is blocked, water pressure insuf-
none is coming out ficient, jets blocked, magnet valve or supply
of the jets. line defective
Water still comes Magnet valve dirty
out of the jets after
the end of the wash
Drying insufficient Too little or too much drying aid, false drying
aid, none or too little air pressure
Wheel wash brush Motor circuit breaker in the main control cab-
does not turn. inet has tripped.
Contact pressure is too high
Move wheel wash None or too little air pressure
brush slowly or not
out
Wheel wash brush Light barriers dirty
moves out on the
false side
Brushes dirty fast Shampoo dosage too low
Jet pipes of the un- None or too little air pressure
derfloor wash oscil-
Oscillating unit strongly dirtied.
late too slowly/fast
or not at all.
Throttles falsely set.
Plant without func- Fault in the voltage supply
tion
48

Faults without display

Remedy
Check filling level of the detergent; if necessary fill up;
vent dosing pumps. Check air pressure, if necessary ad-
just (0.6 Mpa (6 bar) at the manometer maintenance
unit). Clean detergent suction, check detergent supply
lines for damage, check brushes and if necessary re-
place.
Clean dirt catcher, check water supply pressure and
pumps, clean jets with compressed air, service magnet
valves and supply lines (water and electricity) if neces-
sary.
Clean magnet valves.
Increase or decrease dosage, check filling level of the
detergent, clean suction filter, vent dosing pump, use
original drying aid from Kärcher, check function of the
blow-out drier.
Check the motor circuit breaker in the main control cabi-
net.
Reduce contact pressure at the pressure lessener for
wheel wash (Diag. 1).
Check air pressure, adjust if necessary, increase contact
pressure at the pressure reducer for wheel wash (Fig. 1).
Clean light barriers, if necessary check setting.
Adjust shampoo, check water amount, adjust if neces-
sary.
Check air pressure in the supply line, if necessary adjust. Operator
Clean oscillating unit.
Reset throttles.
See to fault-free voltage supply according to connection
values.
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EN
of whom
Operator
Operator
Customer
Service
Operator
Operator
Operator
Operator
Operator/
Customer
Service
Operator
Operator/
Customer
Service
Operator/
Customer
Service
Operator/
Electri-
cians