Bryant Comprehensive Guide to Air Conditioners and Thermidistat Functionality

127A

		Variable Speed		Two-Stage	THERMIDISTAT	TWO-STAGE
						AIR CONDITIONER
Thermidistat		Fan Coil		Air Conditioner
		O
RVS/Heat Stage 2	O/W2/B	Y1		Y1
Heat Stage 1	W/W1	W1	REMOVE J2
Compressor Low	Y1	W2	JUMPER FOR
			HEAT STAGING
Compressor High	Y/Y2	Y/Y2		Y2
Fan	G	G
24VAC Hot Heating	Rh	R
24VAC Hot Cooling	Rc		REMOVE J1 FOR
		DH	DEHUMIDIFY
Dry Contact 1	D1		MODES
Dry Contact 2	D2	C		C
24VAC Common	C
Humidify	HUM	Humidifier Solenoid
Outdoor Air Temp	OAT
		Valve
Remote Room Sensor	RRS	Outdoor Sensor
OAT/RRS Return	SRTN	Remote Room
SRTN		Sensor

	A09276	A09277
Thermidistat Models T6---PRH	---01 & TP---NRH---01	Thermidistat Model TSTATBBPRH01---B
w/ Variable Speed Fan Coil & 2---	Stage Air Conditioner	w/ Variable Speed Furnace & 2---Stage Air Conditioner

Fig. 6 - Thermidistat Wiring with 2-Stage Puron refrigerant Air Conditioner

A09278

Single Stage Furnace with 2---Stage Air Conditioner

HUMIDFIER

(24VAC)

A09279

2---Stage Thermostat with Single---Stage Furnace and

2---Stage Air Conditioner

Fig. 7 - Generic Wiring Diagrams

(See Thermostat Installation Instruction for specific unit combinations)

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