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To Know How - GROHE

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Tectron Skate IR electronic for WC flush valve 38 393<br />

Problem Cause Remedy<br />

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

• No voltage (indicator lamp not flashing)<br />

• Electronics defective (indicator lamp not flashing<br />

or permanently on)<br />

• Switch on power supply or check plug-in connection<br />

or transformer defective, see Maintenance, replacing<br />

the transformer<br />

• Replace, see Wall plate with electronics<br />

maintenance<br />

• Plug-in connectors without contact<br />

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

set too low/too high<br />

• Attach plug-in connector<br />

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

control (special accessories 36 206)<br />

Undesired flushing<br />

Flow volume too<br />

low<br />

Flow volume too<br />

high<br />

• Leather seal dry or damaged<br />

• Filter in solenoid valve blocked<br />

• Solenoid valve defective<br />

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

set too high<br />

• Flow volume set too low<br />

• Solenoid valve defective<br />

• Leather seal damaged<br />

• Flow volume set too high<br />

• Expand or replace leather seal, see<br />

Maintenance<br />

• Clean, see Solenoid valve maintenance<br />

• Replace, see Solenoid valve maintenance<br />

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

detection zone using remote control (special<br />

accessories 36 206).<br />

• Adjust flow volume, see Changing the flow<br />

volume<br />

• Replace, see Solenoid valve maintenance<br />

• Expand or replace leather seal, see<br />

Maintenance<br />

• Adjust flow volume, see Changing theflow<br />

volume<br />

• Piston nozzle blocked<br />

• Clean<br />

• Leather seal damaged<br />

• Expand or replace leather seal, see<br />

Maintenance<br />

Continuous running • Piston nozzle blocked • Clean<br />

• Leather seal damaged<br />

• Solenoid valve defective<br />

• Expand or replace leather seal, see Maintenance<br />

• Replace, see Solenoid valve maintenance<br />

Water discharge at<br />

relief valve<br />

• Relief valve defective<br />

• Replace, see Maintenance<br />

D 44

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