Kärcher WATERCLEAN 600 CD Service Handbook page 59

WTC 600 LP / MP
4.5.4 Malfunctions – Media and Activated Carbon Filter, Fine Filter and Flocculation
Indication Malfunction
More than one Backwashing is
backwashing initiated too often
per day
(diagnosis
controller)
Backwashing no
sufficient
Sand
conglutinated
Differential Filtrate of the sand
pressure of filter turbid
fine filter quickly
exceeds 1 bar
Filtrate of the
activated carbon
filter turbid
Filter material
conglutinated
Indication of the
controller
remains dark
Control wheel
does not stand
still
No changes of Backwashing is
the "back- not initiated
washing"
counter
Tabelle 31
Service Handbook 08.2004
Cause Corrective Action
Load of debris Install suitable preliminary 3.4.2.4
too high treatment; consultation
through sales
Pump defective Replace pump or
repair
Intake side of Clean
pump clogged
Intake side of Shorter line set-up;
pump too long notify sales
Heavily soiled Notify sales
water
Small particles Install preliminary
come through treatment
Small particles Check sand filter;
come through install preliminary
treatment as required
No backwashing Carry out backwashing;
carried out for too if without success,
long replace sand
Too much Reduce metering amount
flocculation agent of flocculation agent;
added carry out backwashing
Power supply Notify electrician
disconnected
Control switch or Replace controller
switching
mechanism
defective
Controller Change
incorrectly programming
programmed
MAINTENANCE
Chap./Fig.
Tab. 24
4.1
4.1
3.4.2.1
3.4.2.4
59