Carrier 38YRA instruction manual Corporate NON-PROGRAMMABLE Thermostat Model HP, Vac Hot

CORPORATE

NON-PROGRAMMABLE

THERMOSTAT

MODEL HP

FK4B	HEAT
FAN COIL	PUMP

24 VAC HOT	R	R	R	CORPORATE
24 VAC COM				PROGRAMMABLE
	C	C	C	THERMOSTAT		FK4B	HEAT
				MODEL HP
HEAT STAGE 2						FAN COIL	PUMP
	W/W1	W2	W2	24 VAC HOT	R	R	R
COOL/HEAT	Y/Y2	Y/Y2	Y	INDOOR FAN	G	G
STAGE 1
INDOOR FAN	G	G		HEAT STAGE 2	W/W1	W2	W2
		W3		COOL/HEAT	Y/Y2	Y/Y2	Y
				STAGE 1
RVS COOLING	O/W2	O	O	RVS COOLING	O/W2	O	O
NOT USED	Y1	Y1		NOT USED	Y1/W2	W3
NOT USED	B	E		24 VAC COM		C	C
					C
TROUBLE	L	L		NOT USED
					B	E
OPTIONAL	S1			TROUBLE	L	L
OUTDOOR
SENSOR	S2			OPTIONAL
CONNECTION					S1
				OUTDOOR
				SENSOR	S2
				CONNECTION
				A94392

							A94393
CORPORATE
NON-PROGRAMMABLE
THERMOSTAT		FK4C	HEAT	CORPORATE
MODEL HP
		FAN COIL	PUMP	PROGRAMMABLE
24 VAC HOT	R	R	R	THERMOSTAT		FK4C	HEAT
				MODEL HP
						FAN COIL	PUMP
24 VAC COM	C	C	C	24 VAC HOT	R	R	R
HEAT STAGE 2	W/W1	W1	W2	INDOOR FAN	G	G
COOL/HEAT				HEAT STAGE 2	W/W1	W1	W2
	Y/Y2	Y/Y2	Y
STAGE 1				COOL/HEAT
					Y/Y2	Y/Y2	Y
				STAGE 1
INDOOR FAN	G	G
		W2		RVS COOLING	O/W2	O	O
RVS COOLING	O/W2	O	O	NOT USED	Y1/W2	W2
NOT USED	Y1	Y1		24 VAC COM	C	C	C
NOT USED	B			NOT USED	B
TROUBLE	L			TROUBLE	L

OPTIONAL			OPTIONAL
	S1			S1
OUTDOOR			OUTDOOR
SENSOR	S2		SENSOR	S2
CONNECTION		A95330	CONNECTION		A95331
		→ Fig. 9ÐTypical 24-v Circuit Connections (continued)

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