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To Know How - GROHE

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Thermostat shower mixer 34 169 Thermostat bath mixer 34 174<br />

Maintenance instructions<br />

Shut off hot and cold water supply!<br />

Please perform disassembly in specified order. Assemble in reverse order.<br />

Thermostatic compact cartridge:<br />

1. Remove O-ring.<br />

2. Loosen screw ring using a 34mm tool.<br />

3. If necessary, lever out thermostatic compact cartridge<br />

via recess.<br />

4. Screw off screw ring.<br />

Observe the correct installation position for the thermostatic<br />

compact cartridge and the scale ring.<br />

Non-return valve:<br />

Remove union nipple using a 12mm allen key by turning<br />

clockwise (left-hand thread).<br />

Headpart:<br />

1. Lever out cap and unscrew and remove screw.<br />

2. Pull off shut-off handle, splined adapter and economy<br />

stop.<br />

3. Screw off connection nut and pull off scale ring.<br />

4. Unscrew and remove ceramic headpart using a 17mm<br />

open-ended spanner.<br />

Readjustment is necessary after each maintenance operation<br />

on the thermostatic cartridge (s. page T 38).<br />

Maintenance Aquadimmer, s. page T 38.<br />

<strong>How</strong> to adjust economy stop,, s. page T 39.<br />

T 14

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