Carrier CRHEATER101A00 Installation Instructions Manual page 70

APPENDIX C — HP-1, HP-2 HEAT PUMP APPLICATIONS (cont)
Unit Control Box
FIELD
POWER
CONDUCTOR
TB
FU2
FU3
FU4
Factory wiring connects line-side
of TB to line-side terminals on FU2-FU4.
This wiring not illustrated for
simplicity in this figure.
Fig. AS — Heat Pump Single Point Box CRSINGLE052A00 (HP-1, Size 14; HP-2, Size 12)
TB1
11 12 13
BLK YEL BLU
70
TAP
CONDUCTORS
HEATER
374A
375A
381A
or
382A
HEATER
WIRES