To Know How - GROHE

Thermostat basin mixer 34 018
Maintenance instructions
Shut off hot and cold water supply!
Please perform disassembly in specified order. Assemble in reverse order.
Thermo-element:
1. Loosen screw (A) and remove cap.
2. Unscrew and remove screw (B) and pull off
temperature control handle.
3. Screw off regulating nut.
4. Pull off stop ring.
5. Unscrew and remove thermoelement using a 24mm
open-ended spanner.
Non-return valve:
1. Disassemble mixer in reverse order, see Fig. [1].
2. Remove dirt strainer.
3. Remove union nipple using a 12mm allen key by
turning clockwise (left-hand thread).
4. Remove non-return valve.
Headpart:
1. Pull off arm lever.
2. Pull off cover cap.
3. Pull off stop ring.
4. Loosen screw and pull off snap insert.
5. Unscrew and remove ceramic headpart using a 17mm
open-ended spanner and if necessary replace.
Installation instruction:
Note the following when fitting the stop ring.
• Turn ceramic headpart spindle against the stop by
turning clockwise.
• Fit stop ring so that the stopping face is near the
bevel, then turn anticlockwise and refit.
Readjustment is necessary after each maintenance operation
on the thermostatic cartridge. (s. page T 61)
T 32