Kärcher SB MU Manual Del Usuario página 67

Display Cause
F 284 Contactor of pump for rim cleaner is jammed
F 300 No connection to electronics A7
F 301 Outputs of the electronics A7 overloaded
F 320 No connection to electronics A8
F 321 Outputs of the electronics A8 overloaded
F 322 Current consumption of pump for micro-emulsion (intensive cleaning
complete) too high
F 323 Current consumption of pump for micro-emulsion (intensive cleaning
complete) too low
F 324 Contactor of pump for micro-emulsion (intensive cleaning complete)
is jammed
F 400 Warm water no pressure
F 401 Fresh water no pressure
F 402 Permeate no pressure
F 403 Service water no pressure
F 420 Fault token changer 1
F 421 Fault token changer 2
Acknowledge the faults
During normal operation, active faults are
shown alternating in sequence.
The number in parentheses shows the total
number of faults present.
If a fault must be acknowledged, the dis-
play will stand still:
 Fault code (F: XXX) locate the fault in
the table above and follow the instruc-
tions to eliminate the fault.
 To acknowledge, press the „ESC" key.
 Press the "OK" button to confirm.
The fault is acknowledged.
Note
If more faults should be displayed without
confirming the displayed fault, press the
key RIGHT.
Viewing the list of faults
The control can store a maximum of 256
occurred faults.
When the fault list is full, the oldest mes-
sage will be overwritten by the newest one.
 Press the "ESC" key repeatedly until
the following display appears:
 Press OK button for more than 2 sec-
onds.
 Press the LEFT button.
Sum of archived fault messages
 Press "OK" in order to get into the most
recently archived fault message.
1 Date of fault occurrence
2 Time of fault occurrence
3 Errow code
4 List position/number of same faults in
the fault list
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EN
Remedy
Call customer service.
Acknowledge the fault. If the fault recurs, call cus-
tomer service.
Call customer service.
Check water supply.
Check token changer.
 Browse through the fault list using the
"LEFT" and "RIGHT" keys.
 Details of the currently displayed fault
can be viewed via the "OK" key.
1 Error description
2 Errow code
3 Number of same faults in the fault list
Clearing the error memory
 Press the keys LEFT and RIGHT simul-
taneously.
 Press "OK" in order to delete the fault
list
or
 Press "ESC" in order not to delete the
fault list
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