54
Fig. Y — AC-3 Single Point Box CRSINGLE049A00, Size 07 (Single Circuit Heater)
Unit Control Box
11 11
Field
Tap
Power
Conductors
Conductors
HEATER
317A
Heater
Wires
Factory wiring connects line-side
of TBF to line-side terminals on FB.
This wiring not illustrated for
simplicity in this figure.
BLK
U
L
B
K
L
B
11
12
13
TB3
YEL
TBF
FB1
YEL
BLU
APPENDIX B — AC-3 50LC COOLING APPLICATIONS(cont)