Geberit HyTouch Mode D'emploi page 18

Service
Service
Troubleshooting
Problem
Water does not run
Continuous flow (water
does not stop)
Urinal ceramic is not
being flushed out
sufficiently
Flush water is
splashing out from the
urinal ceramic
Repair works
18
Possible cause
Water supply valve is closed
Basket filter is blocked or dirty
No pressure in water net
Pneumatic hose plug connection between the
pneumatic actuator and the pneumatic valve
has been separated
Pneumatic hose has been kinked or broken
Pneumatic valve is defective
Pneumatic valve is defective
Throttle is not open sufficiently
Excessive flow rate
These service instructions show the control with vertical water guide (A). The
control with horizontal water guide (B) is not shown, but the repair works are the
same.
A
The following repair works are described here:
• Removing the actuator plate and mounting frame
• Replacing the pneumatic valve
• Replacing the regulating screw
• Replacing the lip seal of the flush pipe
• Mounting the mounting frame and actuator plate
Fault clearance
Open the water supply valve
Clean or replace the basket filter
• See "Maintenance, Cleaning or replacing the
basket filter"
Check the water pressure
• Restore the water pressure
Restore the pneumatic hose plug
connection
Replace the defective pneumatic hose
Replace the pneumatic valve
• See "Service, Replacing the pneumatic
valve"
Replace the pneumatic valve
• See "Service, Replacing the pneumatic
valve"
Open the throttle
Mount a flow limiter
• Flow limiters are available as accessories
(242.484.00.1)
B