Carrier 50TCQ 04 Series Service And Maintenance Instructions page 5

ECM Motor
Motor Plug Position
(95° from vertical)
Fig. 5 − 50TCQ Direct−Drive Supply Fan Assembly
95°
ECM Power
Transformer
(460, 575v)
C09260
208/230, 460V Units
575V Units
Fig. 7 − ECM Unit Wiring
5
L2
YEL
Gnd
GRN/YEL
L1
BLU
C L G N
Com
BRN
1 2 3 4 5
Speed
Taps
VIO
Default Connection
Fig. 6 − ECM Motor Connectors
Motor
Power
Connections
C09261
C09263