![background image](http://html1.mh-extra.com/html/carrier/crheater101a00/crheater101a00_installation-instructions-manual_2563599056.webp)
56
Fig. AB — AC-3 Single Point Box CRSINGLE049A00, Sizes 08-12
Unit Control Box
11 11
Field
Tap
Power
Conductors
Conductors
HEATER
288A
or
291A
Factory wiring connects line-side
of TB 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
TB1
YEL
Heater
Wires
TBF
FB1
CIR 2
HEATER
294A
OR
CIR 1
YEL
BLU
APPENDIX B — AC-3 50LC COOLING APPLICATIONS(cont)