Maintenance - Grohe Chiara 34 070 Bedienungsanleitung

Shut-off knob (H) operation, see fold-out page III, Fig. [5].
Spout = Turn the shut-off knob
Shower = Press button (J) and turn the
shut-off knob
Prevention of frost damage
When the domestic water system is drained, thermostat
mixers must be drained separately, since non-return valves
are installed in the hot and cold water connections. For this
purpose, the mixer must be removed from the wall.

Maintenance

Inspect and clean all parts, replace if necessary and apply
special grease.
Shut off cold and hot water supplies.
I. Non-return valve, see fold-out page I and II.
1. Disassemble mixer in reverse order, see fold-out page I,
Fig. [1].
2. Remove dirt strainer (K), see fold-out page II.
3. With a 12mm hexagon socket spanner, remove union
nipple (L) by turning clockwise (left-hand thread).
4. Remove non-return valve (N).
Reassemble in reverse order.
II. Thermostatic cartridge, see fold-out page III, Fig. [4].
1. Lever out cap (B).
2. Remove screw (C).
3. Pull off temperature control handle (D).
4. Remove clip (P).
5. Pull off stop ring (Q).
6. Remove adjusting nut (E) with overload unit (E1).
7. With a 22mm open-ended spanner, unscrew and remove
thermoelement (A).
Reassemble in reverse order.
The overload unit (E1) (left-hand thread) must be screwed as
far as possible in the adjusting nut (E).
Observe the correct installation position of the stop
ring (Q), see detail (Q1).
Readjustment is necessary after every maintenance operation
on the thermostatic cartridge (see Adjustment).
III. Aquadimmer, see Fig. [5].
1. Lever out cap (R).
2. Remove screw (S).
3. Remove shut-off knob (H).
4. Remove splined adapter (T) and stop (U).
5. With a 19mm open-ended spanner, unscrew and remove
aquadimmer (V).
Reassemble in reverse order.
Observe the correct installation position, see Figs. [5]
and [6].
1. The various pins (W) and (W1) must project into the relevant
apertures in the race, see Fig. [6].
2. Fit stop (U) so that the mark (U1) coincides with the
mark (U2) on the mixer body, see Fig. [5].
3. Fit splined adapter (T). The faces (V1) coincide in only one
position.
4. Install shut-off knob (H) in such a way that the button (J)
faces the front.
IV. Unscrew and clean mousseur (13 927) see fold-out
page II.
Reassemble in reverse order.
Replacement parts, see fold-out page II
( * = special accessories).
Care
For directions on the care of this fitting, refer to the
accompanying Care Instructions.
4