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8. Wiring Diagrams
A
B
C
D
A
B
C
D
User Interface
Green - Data A
Yellow - Data B
White - COM
Red - 24VAC
OAT
Optional Remote
Room Sensor
HUM
COM
24V
Humidifier
Connection
S2
S1
A
B
C
D
ABCD
Connections
Communicating
AC, HP or GHP*
Green
Yellow
White
Red
OAT
Sensor
(Optional)
Variable-Speed
Furnace/ Fan Coil
*NOTE: Some outdoor units do not require the “C” and “D” connections.
See outdoor unit Installation Instructions.
*NOTE: For SPP products, ABCD connection between Indoor and Outdoor
control boards are pre-wired at the factory.
*NOTE: For new SPP installations in which the OAT Sensor is required,
please refer to the SPP Installation Instructions.
A160107
Universal Four--Wire Connection
Summary of Contents for Infinity SYSTXCCITC-01SI
Page 34: ...25 A12186...
Page 103: ...94 A160170 NIM Chart...
Page 104: ...95 A160171 Wiring Diagram Single Stage Non Communicating Heat Pump NIM...
Page 105: ...96 A160172 Wiring Diagram Two Stage Non Communicating Heat Pump NIM...
Page 106: ...97 R G FE Fan Coil or Variable Speed Furnace A07114 G Input Wiring for Blower Operation...
Page 107: ...98 R G FE Fan Coil or Variable Speed Furnace A07115 G Input Wiring for System Shutdown...
Page 110: ...101 NOTES...
Page 111: ......