Issue:
MOT18951 and the housing plug is completely different from the original MOT09584. MOT09584 had
a 5 pin connector and MOT18951 only has a 2 pin connector.
Per the drawings of each motor. MOT9584 is a single speed motor and MOT18951 is also a single speed
motor. See below for the correct wiring of MOT18951
Resolution:
The supersession is correct but trane made some units as 2-3 speed motors use the following diagrams below
Supersession of MOT09584 to MOT18951