Geberit Preda Manuel D'entretien page 29

Replacing the water pressure
reducing valve
→ See figure sequence 3
Do not open the water pressure reducing
valve. This can cause the pressure setting
to be adjusted.
Replace the water pressure reducing valve
in the event of clogging.
1
Activate cleaning mode.
2
Detach the urinal ceramic.
3
Close the angle stop valve.
4
Demount and dispose of the water pressure
reducing valve.
5
Bend the reinforced braided hose several
times to loosen limescale deposits.
6
Flush the reinforced braided hose for
10 seconds.
7
Mount the new water pressure reducing
valve.
8
Open the angle stop valve.
9
Install the urinal ceramic.
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29