Grohe Aquatower 3000 27 027 Manuel D'installation page 7

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Adjusting the economy stop
Volume adjustment, see Figs. [13] and [14].
• The flow rate is limited by a stop adjusted at the factory.
If a higher rate is required, the stop can be overridden by depressing the
economy button (X3), see Fig. [13].
To adjust the stop, proceed as follows:
1. Close shut-off valve.
2. Lever out cap (X1) and remove screw (X2).
3. Detach shut-off knob (X), splined adapter (X4) and economy stop (X5).
4. Reinstall economy stop (X5) in the desired position. For adjustment range,
see Fig. [14].
5. Reinstall splined adapter (X4) and shut-off knob (X) with economy button (X3)
pointing to the right. Install screw (X2) and refit cap (X1), see Fig. [13].
Volume control for side showers, see Fig. [15].
Prevention of frost damage
When the domestic water system is drained, thermostats must be drained separately,
since non-return valves are installed in the hot and cold water connections. For this
purpose, the shower system must be removed from the wall.
Maintenance
Inspect and clean all parts, replace if necessary and grease with special grease if
required.
Shut off the hot and cold water supply.
I. Side shower with non-return valve (Q5), see Fig. [16].
1. Remove screw (Q1) using a screwdriver.
2. Completely remove spray base (Q).
3. Detach housing (Q2).
4. Remove washer (Q3) by pressing in the ball (Q4).
5. Remove ball (Q4).
6. Pull out non-return valve (Q5) using pliers.
Assemble in reverse order.
When installing the washer (Q3) the ball (Q4) must be pressed slightly into the
housing.
II. Hand, overhead spray and side showers, see Fig. [17].
The function of the SpeedClean nozzles is guaranteed for a period of five years.
Simply rub SpeedClean nozzles in order to remove limescale deposit from spray jets
of hand, overhead spray and side showers.
III. Thermostatic cartridge, see fold-out page VI Fig. [18].
1. Lever out cap (O1).
2. Remove screw (O2).
3. Remove temperature selection handle (O).
4. Remove clip (R1).
5. Remove stop ring (R2).
6. Remove adjusting nut (R) with overload unit (R3).
7. Remove sleeve (S1).
8. With a 22mm open-ended spanner, unscrew and remove thermostatic
cartridge (S).
Assemble in reverse order.
Readjustment is necessary after every maintenance operation on the thermostatic
cartridge (see Adjustment).
Please pass these instructions on to the fitting user!
The right to make technical modifications is reserved!
IV. Non-return valve (T), see Fig. [19].
1. Lever out cap (O1).
2. Remove screw (O2) and detach thermostat knob (O).
3. Lever out rosettes (J) and remove fixing rings (C) using installation tool (A).
4. Detach spray hose (L) and remove union nipple (K) using a 12mm hexagon socket
spanner.
5. Remove cover (D).
6. Remove non-return valve (T) with 17mm socket wrench.
Non-return valve (K2)
1. Detach spray hose (L) and remove union nipple (K) using a 12mm hexagon socket
spanner.
2. Remove non-return valve (K2).
Assemble in reverse order.
V. Aquadimmer, see Fig. [20].
1. Lever out cap (P1).
2. Remove screw (P2) and detach shut-off knob (P).
3. Remove splined adapter (U) and stop (V).
4. Remove Aquadimmer (W) using a 19mm open-ended spanner.
Assemble in reverse order.
Observe the correct installation position, see Figs. [21] and [22].
- The dissimilar pins (W1) and (W2) must engage in the corresponding bores in the
housing, see Fig. [21].
- Attach stop (V) so that the arrow (V1) aligns with the mark (D1) on the cap, see
Fig. [22].
- Turn shut-off spindle of the Aquadimmer so that face (W3) points upwards.
- Fit and turn splined adapter (U) so that arrow (U1) aligns with marking (D1) on the
shower system.
- Attach shut-off knob (P), making sure that button (P3) points to the right.
VI. Ceramic headpart, see Fig. [23].
1. Lever out cap (X1) and remove screw (X2).
2. Detach shut-off knob (X), splined adapter (X4) and economy stop (X5).
3. Pull off sleeve (Y) and remove holder (Y1).
4. Detach extension shaft (Z1).
5. Remove ceramic headpart (Z) using a 17mm open-ended spanner.
Assemble in reverse order.
Replacement parts, see fold-out page III (* = special accessories).
Care
When cleaning the shower system, it must be ensured that the drainage slot (H2) in
the lower cover (H) is always kept clear, see fold-out page IV, Fig. [8].
For further instructions on care of the shower system, please refer to the enclosed
Care Instructions.
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