Carrier 19DV Series Installation, Operation And Maintenance Instructions page 28

19. Motor winding temperature sensor (RT31C)
20. Compressor discharge temperature sensor (RT21)
21. 1st stage bearing temperature sensor (RT39C)
nd
22. 2 stage bearing temperature sensor (RT40C)
23. Bearing refrigerant supply temperature sensor (RT41)
24. Bearing inlet pressure transducer (BP70)
25. Bearing outlet pressure transducer (BP71)
st
26. 1 Inlet Guide Vane actuator (M67)
nd
27. 2 Inlet Guilde Vane actuator (M69)
28. Pressure switch, safety device, (SP1FB)
29. Pressure switch, safety device, (SP1FA)
30. Pressure switch, safety device, spare (SP2FB)
31. Pressure switch, safety device, spare (SP2FA)
Fig 13 – Sensors, actuators location (cont.)
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