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Fig. I — AC Single Point Box CRSINGLE049A00 (AC-1, Sizes 09-12; AC-2, Sizes 08-12)
Fig. J — AC Single Point Box CRSINGLE049A00 (AC-1, Size 14)
Unit Control Box
C
11
13
11
13
IFC
TB-10B
TB-10A
FU2
HEATER
111A or 112A
CIR 1
CIR 2
BLU
BLU
BLK
BLK
YEL
YEL
Heater
Wires
Tap
Conductors
Field
Power
Conductor
Factory wiring connects line-side
of FU2 to line-side terminals on FU3.
This wiring not illustrated for
simplicity in this figure.
FU3
OR
Attach
To FU3
HEATER
110A
or
117A
Unit Control Box
C2
TB-10
C1
IFC
FU2
$$&:&:
11
13
11
13
13
Heater
Wires
Tap
Conductors
Field
Power
Conductor
Factory wiring connects line-side
of FU2 to line-side terminals on FU3.
This wiring not illustrated for
simplicity in this figure.
BLU
BLU
BLK
BLK
YEL
YEL
FU3
HEATER
117A or 110A
OR
HEATER
112A
CIR 1
CIR 2
Attach
To FU3
APPENDIX A — AC-1, AC-2 COOLING APPLICATIONS (cont)