Maintenance And Care; Maintenance Instructions - Kärcher WRH 1200 Originalbetriebsanleitung

Maintenance and care

Maintenance instructions

The bases of a safe operating of the equip-
ment is thr regularly maintenance accord-
ing to the following maintenance plan.
Use only original parts of the manufacturer
or part suggessted by him, such as
parts and wearing parts,
–
accessories parts,
–
operating materials,
–
cleaning agents.
–
Time Activity Assembly af-
fected
daily Backwash Filament filter
weekly Clean the Drain at wash-
filter ing place
opinion Detergent con-
centration in proc-
essed water
Active carbon
filter
monthly opinion Sludge collec-
tion, pump ba-
sin
opinion Float switch
actuate Safety valve
empty, Processed wa-
clean ter tank (if avail-
able)
Half-yearly Change Sludge collec-
(if required) water, tion, oil separa-
clean the tor, pump basin
basins
annual Exchange Filter inlay
filter
Danger
Risk of accident while working on the unit.
During all tasks
First switch-on in voltage-less state, switch
off the emergency stop switch in the build-
ing and secure it against being switched on
again.
 Shut off water supply.
 Switch off the immersion pump in the
building.
Who may perform maintenance?
operator
–
Maintenance schedule
Performance
Run bachwash
Clean the dirt collection basket in the floor.
Reduce the detergent dosing at the detergent dispenser if there is foam formation. Operator
Set the switch of the solenoid to "1" with the submersion pump running. Nom-
inal value 25...30 l/h = 0.4...0.5 l/min. With lower flow, clean the shutter (see
"Clean shutter").
Set the switch of the solenoid to "1" with the submersion pump running. Take
water sample at the test tap and check for foaming (see "Testing the active
carbon filter").
If foaming is observed, replace the active carbon (see "Replace active carbon").
Warning
If the active carbon filter is not checked once a week, oil or tensid containing
water can be discharged into the sewer system. This can lead to consequenc-
es on the part of the authorities. In this case, there are no warranty claims ac-
cepted by KÄRCHER.
After sludge has been collected, there should be no sludge in any of the ba-
sins. The sludge in the sludge collector should be maximum 1 m in height.
Check sludge level; pump out and dispose off the sludge according to the local
regulations, if required.
Check whether the float switch in the pump basin is freely movable.
Unscrew the knurled screw of the safety valve with the submersion pump run-
ning - water will escape. (The knurled screw cannot be removed completely.
Screw in the knurled screw.
Empty, clean, rinse and refill.
Empty the basins, remove sludge completely and fill the basin with fresh wa-
ter. Store the waste disposal documents.
Replace filter inlay of the filament filter.
EN
Performances containing the notice
"operator" may only be performed by in-
structed individualls, who are able to
operate and service high pressure
equipment.
Maintenance
–
Performances with the notice "mainte-
nance" may only be performed by the
Kärcher- Maintenance-Mechanics.
Maintenance contract
In order to guarantee a reliable operation
og the equipment, we success, you signed
4
-
By whom
Operator
Operator
Operator
Operator
Operator
Operator
Operator
Operator
Operator/
Disposal
agency
Operator/
Customer
Service
13