Carrier CRHEATER101A00 Installation Instructions Manual page 45

APPENDIX A — AC-1, AC-2 COOLING APPLICATIONS (cont)
Unit Control Box
Field
Power
Conductor
FU2
FU3
FU4
Factory wiring connects line-side
of FU2 to line-side terminals on FU3-FU4.
This wiring not illustrated for
simplicity in this figure.
Fig. O — AC Single Point Box CRSINGLE051A00 (AC-1, Size 14)
C2 TB-10
11 13
45
C1 IFC
11 13 13
Tap
Conductors
HEATER
363A
or
364A
Heater
Wires