Troubleshooting; Faults With Display; Fault Indication - Kärcher HDS-C 7/11 Betriebsanleitung

Troubleshooting

Danger!
There is danger of injury while working at
the equipment.. Concerning all works
 disconnect the input water, close the
water supply,
 disconnect the power supply, shut off
the customer emergency main switch,
and secure, that it can not be turned on.
Danger!
danger of injury because of possible dam-
aged parts of the high pressure jet, danger
of burns because of hot equipment parts..
When working, while the equipment is open
take special care, and obey all safty notic-
es!.
The following parts are possible to be hot-
ter than 50 °C:
Exhaust pipe and exhaust opening (on-
–
ly HDS-C 7/11, HDS-C 9/15)
Fault Possible cause
Indicator lamp Container for the softener is empty
Softener liquid
blinks
Indicator lamp Excess temperature in high pressure pump
Motor flow lights
up
Only HDS-C 7/ Fuel tank empty.
11, HDS-C 9/15:
The exhaust temperature limiter has been
Indicator lamp
triggered.
Burner fault
blinks
Fuel filter choked.
Photo-cell flame monitoring device has been
set wrongly or is defective.
Failure of hte fuel pump or the fuel solenoid
valve.
Only HDS-C 7/ Same events that causes the indicator lamp to
11, HDS-C 9/15: blink. Control has aborted after 4 start at-
Indicator lamp tempts.
Burner fault
glows
1 Temperature stop for exhaust gases
26
Burner with continuous heater (only
–
HDS-C 7/11, HDS-C 9/15)
cylinder head of the high pressure
–
pump
high pressure hose
–
Who may take care of interrup-
tions?
Operator
–
Performances containing the notice
"operator" may only be performed by in-
structed individualls, who are able to
operate and service high pressure
equipment.
Electrician
–
Individuals with an education in the
electric field.
Maintenance
–
Performances with the notice "mainte-
nance" may only be performed by the
Kärcher- Maintenance-Mechanics.

Faults with display

Remedy
Refill container for the softener.
Allow high pressure pump to cool down.
Refill fuel tank.
Open the hand-spray gun until the plant has
cooled down. Unlock the exhaust temperature lim-
iter.
Clean fuel filter.
Check the correct positioning of the photo-cell.
Check parts and replace defective parts.
Take the same corrective action as for blinking in-
dicator lamp. Further, to reset the controls: Switch
off the main switch, wait briefly and switch on the
main switch again.
10
-
EN

Fault indication

1 "Ready for use" indicator lamp
2 HDS-C 7/11, HDS-C 9/15:
Indicator lamp burner failure
HDS-C 8/15 E:
Indicator lamp for heating is activated
3 Indicator lamp Softener fluid empty
4 Indicator lamp Motor fault
By whom
Operator
Operator
Operator
Operator
Operator
Operator
Customer
Service
Operator