Table des Matières
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M A I N T E N A N C E
Use caution with skin contact to hot water to reduce
the risk of scald injury. Before servicing the valve, turn
the water off using the stops on the iBox Universal Plus
or at the main shutoff.
⁄ Inspect the check valves at least once per year.
Replace if dirty or worn.
⁄ 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.
T R O U B L E S H O O T I N G
Symptom
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
Safety stop button not operating
Handle hard to turn
Shower or spout dripping
Temperature regulation not possible
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⁄ To prolong the life of the themostatic cartridge, regu-
If the shower will not be used for an ex-
⁄ If you have questions, please contact Hansgrohe
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
– Button and/or spring are dirty or
worn
– Cartridge dirty or worn
– Volume control cartridge dirty or
worn
– (new installation) Hot and cold sup-
plies are reversed - should be hot/left
and cold/right
– Thermostatic cartridge dirty or worn
larly run it through its full range of temperatures.
tended period of time, turn off the water to
the shower valve by using the service stops in
the iBox Universal Plus rough, or at the main
shut off.
Customer Service at 1-800-334-0455.
– Check water pressure
– Clean the filters
– Clean the filter
– Clean check valves, replace if
necessary
– Justify the handle
– Increase the hot water
temperature
– Clean spring and button, replace
if necessary
– Replace cartridge
– Clean or replace volume control
cartridge
– Turn the function block 180° or
correct the plumbing
– Replace the thermostatic
cartridge
Suggested Action
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