Troubleshooting - Kärcher WRH 1200 Originalbetriebsanleitung

 Place the filament filter on the lower
console so that both the rear pins lock
into the long-holes of the console.
 Align the lid, as shown above, and push
it in completely.
 Push in the filament filter between the
two consoles.
 Hook in the threaded rod assembly at
the lower console and insert the thread-
ed rods through the holes in the upper
console.
Danger
Risk of accident while working on the unit.
During all tasks
 Switch off the immersion pump in the
building.
Fault Possible cause
Plant out of order Power supply to the pump in the building is
interrupted.
Processed water is Filter pre-tension is not correct.
coloured or is foam-
Filter inlay is defective (leaky)
ing too much
Sludge collector or pump basin is dirty
Improper detergents are used in the wash-
ing hall
Cleaning dose is too high
Washing place cleaned with incompatible
detergents
Filter output is too Filament filter is blocked
low
Immersion pump is of lesser dimension
Immersion pump is blocked, defective
Pipe or valve is leaky, defective, blocked
Filter is not clean fol- Filter inlay is very dirty.
lowing the backwash
 Fasten the threaded rods with undelay
washers and nuts.
 Tighten the nuts in such a way that the
underlay washers can be still be moved
by hand.
 Insert the hoses onto the hose fittings.
 Tighten the hose clamps (keep the 35
mm distance).
 Insert the tension lever with bearing
through the lid of the filament filter.
 Turn the tightening lever in clockwise
direction. It should be possible to turn

Troubleshooting

Who may remedy faults?
Operator
–
Work designated with the sign "Opera-
tor" may only be carried out by persons
who have been instructed in the safe
operation and maintenance on the
wash plant
Remedy
Check power supply and ensure proper supply.
Adjust the filter pre-tension
Replacing filter inlay
Emptying and cleaning the basins
Use compatible detergents; rinse the system, if
necessary
Check detergent dosing; reset, if necessary
Replace water and rinse the basins
Backwash the filament filter; clean or replace filter
inlay if required.
Install a suitable immersion pump (see require-
ments under "Technical Data")
Clean, repair, replace immersion pump
Check pipes and valves; clean, repair or replace as
required
Removing the filter inlay (see "Replacing the filter
inlay").
Dissolve 1 Tab of RM 760 in 5 litres of warm water.
Soak the filter inlay for 30 minutes and wash by
hand and squeeze afterwards.
Rinse the filter inlay with clear water.
If required, repeat the washing procedure.
Dispose of detergent.
Install a new filter inlay.
6
-
EN
the tightening lever in the range shown
above without exerting any pressure.
Otherwise, dismantle the tightening le-
ver and insert it again in the correct po-
sition.
 Fasten the tension lever bearings with
screws.
 Adjust the filter pre-tension.
Customer Service
–
Work designated with the sign "Cus-
tomer Service" may only be done by the
fitters of Kärcher Customer Service or
fitters who have been authorised by
Kärcher.
By whom
Operator
Operator
Operator, Cus-
tomer Service
Operator/ Dis-
posal agency
Operator, Cus-
tomer Service
Operator, Cus-
tomer Service
Operator
Operator
Operator
Operator, Cus-
tomer Service
Operator, Cus-
tomer Service
Operator
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