Fault/ Cause/ Remedy - Grohe Tectron 37 749 Handbuch

b943293.book Seite 6 Mittwoch, 21. Dezember 2005 5:15 17
3. Disconnect plug-in connectors from the electronics
module (E) to the solenoid valve (D) and to the
transformer (F), see Fig. [19].
4. Remove screws (E2) and holder (E3), see Fig. [20].
5. Replace old electronics module (E4) and assemble new
electronics module in reverse order on plate (E),
see Fig. [20].
6. Connect solenoid valve (D) and battery box (F)
to electronics (E), see Fig. [6].
Assemble in reverse order.

Fault/ cause/ remedy

Fault
No flushing
Water flowing continuously
Undesired flushing
Flow volume too low
Flow volume too high
Replacement parts, see fold-out page I
(* = special accessories)
Care
For directions on the care of this fitting, refer to the
accompanying Care Instructions.
Cause
• Water supply interrupted
• Filter in solenoid valve blocked
• Plug-in connector without contact
• The detection zone of the sensor system
is set too low/too high
• Solenoid valve defective
• Transformer faulty
• Electronics defective (indicator
lamp not flashing or permanently on)
• Solenoid valve defective
• The detection zone of the sensor system
is set too high
• Flow volume set too low
• Filter in solenoid valve blocked
• Solenoid valve defective
• Flow volume set too high
• Solenoid valve defective
Remedy
- Open isolating valve in wall connection
box
- Clean or replace filter,
see Cleaning or replacing filter
- Attach plug-in connector
- Increase/reduce detection zone using
remote control
(special accessories 36 206)
- Replace solenoid valve,
see Replacing solenoid valve
- Replace transformer,
see Replacing transformer
- Replace electronics,
see Replacing the top plate
with electronics
- Replace solenoid valve,
see Replacing solenoid valve
- An opposite object will be detected.
Reduce detection zone using remote
control (special accessories 36 206).
- Adjust flow volume,
see Setting the flow volume
- Clean or replace filter,
see Cleaning or replacing filter
- Replace solenoid valve,
see Replacing solenoid valve
- Adjust flow volume,
see Setting the flow volume
- Replace solenoid valve,
see Replacing solenoid valve
6