Troubleshooting - Weinmann & Schanz E200 Manual De Instrucciones

5. Troubleshooting

1. It is getting warm too late
a. Are clock and program events set correctly?
b. Is the Optimum Start switched on (see 3.5)?
c. Did the thermostat have enough time (some days) to determine the room data?
2. The thermostat does not accept any changes
Is the access protection lock switched on (see 3.2)?
3. E1 is shown in the display:
Sensor failure (see 3.9)
56