Hansgrohe Croma Showerpipe 220 Instructions De Montage / Mode D'emploi / Garantie page 27

Troubleshooting
Problem
Insufficient water
Crossflow: hot water forced into
cold water supply or vice versa
when mixture is closed
Output temperature does not cor-
respond with temperature marked
on handle
Temperature regulation not
possible
Safety stop button not operating
Handle hard to turn
Shower or spout dripping
Maintenance
• Should the volume of water decrease over time,
inspect and clean the filters on the thermostatic
cartridge. After reassembly, set the high
temperature limit stop and justify the handle.
• To prolong the life of the themostatic cartridge,
regularly run it through its full range of
temperatures.
Possible Cause
– Supply pressure inadequate
– Cartridge filters dirty
– Showerhead or handshower
filter dirty
– Check valves dirty or worn
– Handle not justified
– Water heater set too low
– (new installation) Hot and cold
supplies are reversed
– Thermostatic cartridge dirty or
worn
– Button and/or spring are dirty
or worn
– Cartridge dirty or worn
– Volume control cartridge dirty
or worn
Solution
– Check water pressure
– Clean the filters
– Clean the filter
– Clean check valves, replace if
necessary
– Justify the handle
– Increase the hot water
temperature
– Correct the plumbing
– Replace the thermostatic
cartridge
– Clean spring and button, replace
if necessary
– Replace cartridge
– Clean or replace volume control
cartridge
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