Traduciendo...
907
THERMISTOR FAULT
Otis · DSD 412 Elevator System
¿Qué significa 907 ?
The thermistor is found to be open or shorted. This fault can also occur if the machine room ambient temperature is below 0°C (as the resistance detected is too high) or if an open thermostat is present on larger drives. This fault will not shut down the drive.
Causas comunes
- Open or shorted thermistor.
- Ambient temperature below 0°C.
- Open thermostat (on larger drives).
Pasos de reparación & Lista de verificación
Haga clic en los pasos para seguir su progreso.
- 1
Check and/or replace the thermistor; it should measure approximately 200K ohms at 20°C room temperature.
- 2
Verify the machine room ambient temperature is above 0°C.
Datos técnicos verificados. Última actualización: March 2026
Fallas relacionadas
Fuente: Otis DSD 412 Elevator System