4
Fault
Cause
Remedy
Water does not flow
• Water supply interrupted
• Plug-in connector without contact or no voltage
supply
- Open shut-off valves, isolating valves
- Attach plug-in connectors and connect voltage supply
Flow rate too low
• Faucet flow regulator dirty or defective
• Functional unit not adapted to local conditions
- Replace flow regulator, see section
Maintenance
- Adapt functional unit to local conditions, see
Function
F2
-
Setting
mode
Water too cold/hot
• Functional unit not adapted to local conditions
- Adapt functional unit to local conditions, see
Function
F2
-
Setting
mode
No function
• No voltage supply to functional unit
• Digital controller not ready or registered
- Connect voltage supply via voltage supply unit
- Register digital controller, see
Function
F3 - Register/de-register
• Digital controller out of range
• Radio interference
• Obstacle in transmission path
- Reduce distance or use special accessory transceiver
(order no 36 356)
- Deactivate potential source of interference and check function again
=> If positive reconfigure the interference source (eg wireless router)
- Rectify the fault see section
Operating conditions
•
1x:
Batteries digital controller almost empty
•
2x and water pulses:
Battery functional unit
almost empty
•
2x without water pulses:
Battery functional
unit not connected or empty
•
3x:
Temperature too high
- Check installation or replace unit battery, see section
Maintenance
- Check installation or replace unit battery, see section
Maintenance
- Connect plug in-connector battery or replace battery, see section
Maintenance
- Wait until feeler gauge is cooling down
- Calibrate functional unit, see section
F2 - Setting mode
• Software malfunction
- Switch off the voltage supply and consult a specialist installer
or the GROHE Service Hotline
• Hard- or software malfunction
- Switch off the voltage supply and consult a specialist installer
or return the product to GROHE
Segment flashes 1x
white
Segment flashes
green
Segment flashes 1x
yellow
Segment flashes 1x
red
Please pass these instructions on to the end user of the fitting.
The right to make technical modifications is reserved.
English
