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Grohe 38778 Tectron Manual

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7
Making settings
Disassemble plastic plate, see Fig. [30a].
Disassemble metal plate, see Fig. [30b].
Registering a radio transmitter
A maximum of 30 radio transmitters may be registered.
When registering a radio transmitter, make sure that no other
radio transmitters are being operated at the same time.
1. Activate registration mode by pressing button (C2);
(C1) flashes once in confirmation, see Fig. [31].
2. Within 30 seconds, press the transmitter button (Z) for
triggering flushing.
3. (C1) flashes three times to confirm correct receipt of a radio
signal.
4. The coding of the particular radio transmitter is stored and
the radio transmitter is then registered. Registration mode is
terminated.
Control reverts to normal mode.
Pressing the radio transmitter again following successful
registration (in normal mode) triggers flushing.
Further radio transmitters are registered as described above.
Setting the flow volume for manual actuation (cistern B)
1. Small button (only possible with dual-flush actuation):
Setting is via the blue float (S3). For a setting dimension of
90mm, the low flow volume is 3 litres, see Fig. [32].
2. Large button:
- For a flow volume of 6 litres, residual flow slider (S4)
must be pushed fully upwards.
- For a flow volume of 9 litres, residual flow slider (S4)
must be pushed fully downwards.
Note: The flow volume for radio triggering must be set to the
same flow volume, see Setting the flow volume for radio
triggering.
Setting the flow volume for radio triggering
1. Activate registration mode by pressing the button;
(C1) flashes once in confirmation.
2. Press and hold the button again in registration mode.
(C1) flashes rapidly in confirmation.
This flashing signal is interrupted for 1 second
after 5 seconds.
3. Release the button within 2 seconds. Flush duration
adjustment mode is activated.
4. The flow volume is selected by pressing the button
- button pressed for first time (within 2 seconds):
3 flashing signals = flow volume 3 litres
- button pressed for second time (within 2 seconds):
4 flashing signals = flow volume 4 litres
- button pressed for third time (within 2 seconds):
5 flashing signals = flow volume 5 litres
- button pressed for fourth time (within 2 seconds):
6 flashing signals = flow volume 6 litres (factory setting)
- button pressed for fifth time (within 2 seconds):
7 flashing signals = flow volume 6 litres (cistern A)
flow volume 9 litres (cistern B)
After the group with 7 flashing signals, the routine starts from
the beginning.
5. The flow volume is selected by refraining from pressing the
button within 2 seconds after the desired flow volume is
signalled.
6. One flush is performed at the set volume with the signal
flashing once more.
7. The flow volume can be changed within 20 seconds of
flushing (if necessary) by pressing the button again. The
selected flush setting is stored if the button is not pressed
again within 20 seconds of flushing.
Control reverts to normal mode.
Switching 72-hour flush on and off
(factory setting: switched on)
1. Activate registration mode by pressing the button.
(C1) flashes once in confirmation.
2. Press and hold the button again in registration mode.
(C1) flashes rapidly in confirmation.
The signal is interrupted for 1 second after 5 seconds.
3. Keep the button pressed. After 5 seconds, the LED
extinguishes for 2 seconds. The LED then illuminates
continuously.
4. Release the button.
5. Switch the 72-hour flush on or off by pressing the button
again within the following 2 seconds.
- 4 short flashing signals after the button is pressed =
72-hour flush is switched on.
- 2 long flashing signals after the button is pressed =
72-hour flush is switched off.
6. Each press of the button switches between the two states.
7. If the button is not pressed again within 10 seconds, control
reverts to normal mode.
Deleting a radio transmitter
1. Press button (C2) (C1 flashes once briefly in confirmation)
and hold for 8 seconds.
2. Holding the button continuously for 8 seconds deletes all
registered radio transmitters; (C1) flashes once briefly in
confirmation.
Control reverts to normal mode.
Maintenance
Inspect and clean all components and replace if necessary.
For maintenance of the cistern parts, see cistern
instructions.
Replacing the transformer, see fold-out page IV
1. Switch off voltage supply, see Fig. [33].
2. Disconnect extension cable (L) from upper part (A2) and
disengage existing upper part of transformer (A2), see
Fig. [34].
3. Locate and engage new upper part.
4. Connect new upper part (A2) to extension cable (L).
5. Switch on voltage supply, see Fig. [33] (setting mode is
activated for 3 minutes).
Shut off water supply.
Replacing the servo motor, see fold-out page IV
1. Disassemble plastic plate, see Fig. [30a].
Disassemble metal plate, see Fig. [30b].
2. Detach lift rod (P) from lever (V3), see Fig. [35a] or [35b].
3. Remove bracket with servo motor (V).
4. Disconnect plug connection from electronic module (C) to
extension cable (L) and to servo motor (V), see Fig. [36].
5. Calibrate new servo motor, see Calibrating the servo
motor.
6. Install new servo motor, see Installing the servo motor.
7. Install wall plate, see Installing the plate.
… 10 …


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