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To Know How - GROHE

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Fault-Cause-Remedy<br />

Urinal Electronic 37 750<br />

Problem Cause Remedy<br />

No flushing • Water supply interrupted • Open isolating valve in wall connection box<br />

• Filter in solenoid valve blocked<br />

• Clean or replace filter, see Cleaning or replacing filter<br />

• Solenoid valve defective<br />

• Plug-in connectors without contact<br />

• Battery voltage too low<br />

• The detection zone of the sensor system is<br />

set too low/too high<br />

• Replace, see Solenoid valve maintenance<br />

• Attach plug-in connector<br />

• Replace, see Battery maintenance<br />

• Increase/reduce detection zone using remote<br />

control (special accessories 36 206)<br />

Indicator lamp in the<br />

fitting flashing<br />

Undesired flushing<br />

• Battery voltage too low<br />

• Detection range of sensor system set too<br />

high for local conditions<br />

• Replace, see Battery maintenance<br />

• An opposing object is detected. Reduce<br />

detection zone using remote control (special<br />

accessories 36 206).<br />

Water flowing<br />

continuously<br />

• Solenoid valve defective<br />

• Replace, see Solenoid valve maintenance<br />

Flow volume too low • Flow volume set too low • Clean or replace filter, see Cleaning or<br />

replacing filter<br />

• Solenoid valve defective<br />

• Replace, see Solenoid valve maintenance<br />

Flow volume too high • Flow volume set too high • Adjust flow volume, see Setting flow volume<br />

• Solenoid valve defective<br />

• Replace, see Solenoid valve maintenance<br />

Sanitary Systems<br />

D 55

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