Kärcher ICC 1 S D, Service Manual

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ICC 1 S D Troubleshooting
Troubleshooting
Problem Remedy
Engine cannot be shut off – Check engine shutoff control module D2
– Check / replace ignition switch S1
– Check / replace engine shutoff solenoid valve Y1
No fuel tank level indication – Check / replace fuel level sensor B1
Brushes fail to rotate or rotate too
slowly – Check pressure in working hydraulic circuit
– Adjust pressure relief valve
Blower without function – Check / replace switches S10 / S11 on debris
container
– Check / replace relay K1
– Check / replace fuse F4
– Check / adjust V-belt
– Check magnetic clutch
Vacuum intake cannot be lowered /
raised – Check linkage for obstruction or blockage
– Check / replace valve on control block
– Check pressure in working hydraulic circuit
– Adjust pressure relief valve
Debris container cannot be raised – Check / replace valve on control block
– Check pressure in working hydraulic circuit
– Switch off side brushes
– Adjust pressure relief valve
Debris container cannot be lowered – Check / replace valve on control block
– Switch off side brushes
Engine emits black smoke – Check / replace air cleaner element
– Check fuel return lines
Machine fails to develop sufficient
suction – Check / clean chain curtain in debris container
– Check vacuum intake
– Check impeller fan
– Check / adjust / replace sealing lips on vacuum intake
– Check vacuum intake condition / remove blockage
– Check / replace seal in vacuum channel
– Check / adjust / replace seals on debris container
Clogged suction tube – Check / adjust water feed volume
– Check / clean / replace spray nozzles at vacuum intake
No water at spray nozzles – Check / top up water tank
– Check / clean water filter
– Check / replace water pump M2
– Check position of water shutoff valve
– Check / replace solenoid valve Y3
Water pump without function – Check / replace fuse F5
– Check / replace relay K3
– Check / replace water pump M2