Viessmann Vitotwin 300-W - Page 141

141
10
1
10 30 50 70 90 110
Temperature in °C
0.4
0.6
0.8
2
4
6
8
20
Resistance in kΩ
Sensor type: NTC 10 kΩ
2. Test the resistance of the sensor at
the disconnected plug and compare
it with the curve.
3. Replace the sensor in the case of
severe deviation.
Checking boiler water temperature sensor
A
Troubleshooting
Repairs
(cont.)
5618 294 GB
Service