Troubleshooting - Kärcher HDI 60/10 Bedienungsanleitung

DANGER
Risk of injury! The main switch is to be switched off with all repair work.
Who may remedy faults?
 Operator
Work designated with the sign "Operator" may only be carried out by persons who have been instructed in the safe operation and
maintenance on the high pressure plant.
 Electricians
Only persons with a professional training in the electro-technical area.
 Customer Service
Work designated with the sign "Customer Service" may only be done by the fitters of Kärcher Customer Service.
Fault
Full pressure does not build up
in the high pressure pump
High pressure pump is knocking;
manometer is swaying wildly
Overflow volume is exhausted
into the atmosphere, or safety
valve is triggered
In spite of full volume transfer,
water flows back into the swim-
mer tank.
High pressure pump does not
reach speed with star/delta
startup
26

Troubleshooting

Possible cause
Suction site pipe leaking.
Water shortage
Valve in the pump defective, high-
pressure solenoid valve does not
close.
Sieve in the dirt catcher is dirty
Advance pressure too low in the
swimmer tank.
Pump is sucking air.
Valve plate or valve spring is defec-
tive.
Advance pump calcified or defec-
tive.
Hose between volume control and
swimmer tank burst.
Flow regulator defective.
System calcified.
Spray unit plugged.
Flow regulator defective.
Ball valve combination of the start/
delta startup defective.
Solenoid valve of the start/delta
startup defective.
No compressed air supply on the
rotary drive.
Remedy
Check screw fittings and hoses.
Ascertain cause and rectify it.
Replace defective components.
See section "Clean sieve".
Increase the fill level, clean the suction lines. Operator
Check suction system and remove leaks.
Replace defective components.
Check advance pump.
Replace the hose.
Repair or replace the volume control.
Decalcify the system (see Care and Mainte-
nance).
Check nozzles.
Check volume control.
Repair or replace the ball valve combination. Customer Service
Replace solenoid valve.
Connect compressed air supply.
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EN
of whom
Operator
Operator
Customer Service
Operator
Operator
Customer Service
Operator
Operator
Customer Service
Operator
Operator
Customer Service
Customer Service
Operator