Maintenance
Inspect and clean all components and replace if necessary.
Disconnect voltage supply.
Shut off hot and cold water supply.
Disconnect all plug-in connectors, see Fig. [4].
I. Change digital controller batteries, see Fig. [7].
Batteries which are almost discharged are indicated by
shortened signals of the illuminated ring after pressing a
button. Batteries must be changed at the latest when signals
are no longer detected.
Lever off base and change all batteries, see technical product
information for the digital controller. Insert batteries with
correct polarity.
Assemble in reverse order.
II. Change functional unit battery, see Fig. [8].
A battery which is almost discharged is indicated by two brief
water pulses.
The battery must be replaced 10 years after commissioning
the functional unit, at the latest.
Insert battery with correct polarity.
Assemble in reverse order.
III. Remove and clean mousseur (48 173/13 989), see fold-
out page I.
Assemble in reverse order.
Fault
Water not flowing
Flow rate too low
Water too cold/hot
No function
Controller flashing
white
Cause
• Water supply interrupted
• Plug-in connector without contact or no
power supply
• Fitting mousseur dirty or defective
• Functional unit not adapted to local
conditions
• Functional unit not adapted to local
conditions
• No voltage supply to functional unit
• Controller not ready
• Digital controller out of range
Service
In the event of problems with installation, please interrupt
the voltage supply and consult a specialist installer
or the GROHE Service Hotline via email under
Replacement parts
See fold-out page I (* = special accessories).
Care
For directions on the care of this fitting, please refer to the
accompanying Care Instructions.
Disposal instructions
This category of device does not belong in the
domestic waste, but must be disposed of
separately in accordance with the relevant local
national regulations.
Dispose of batteries in accordance with national
regulations.
Remedy
- Open shut-off valves, isolating valves
- Attach plug-in connectors and connect voltage
supply
- Replace mousseur, see section Maintenance
Calibrate functional unit, see section
Selection menu
- Calibrate functional unit, see section
Selection menu
- Connect voltage supply via power supply unit
- Insert batteries
- Reduce distance or use transceiver special
accessory (36 356)
8