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5584 109 - 10
Vitocrossal 200 CM2 186 to 311 Service
Commissioning, Inspection and Maintenance
Checking the Boiler Temperature Sensor
Temperature
Resistance in k ohms
3A sensor (NTC 10k
)
Temperature
Resistance in k ohms
3B sensor (NTC 20k
)
Checking the 3A and 3B boiler temperature sensor
Note:
The sensor is located on the boiler supply
connection and the connecting plug is located
at the burner control unit.
Note:
Check the burner control for fault F FZ on the display