Carrier 58ZAV operating instructions ÐFurnace Control

	BLOWER OFF DELAY
	ADJUSTMENT SWITCH
	G	24V THERMOSTAT
		TERMINALS
	R
	Y
TEST/TWIN	W	HUMIDIFIER TERMINAL
	COM
	24V	(24-VAC 0.5 AMP MAX)
	HUM	LED OPERATION &
		STATUS LIGHT
		HARNESS CONNECTOR

SEC-1	24V TRANSFORMER SEC-2
3-AMP FUSE	SPARE 1
COOL
	BLOWER SPEED
HEAT
	SELECTION TERMINALS
	SPARE 2
	EAC 1 (BLACK)
	EAC-ELECTRONIC AIR CLEANER
	TERMINALS (115-VAC 1.0 AMP MAX)
115-VAC (L1)	EAC 2 (WHITE)
POWER	115-VAC (L2) NEUTRAL
SUPPLY
	CONNECTION
HOT SURFACE	INDUCER MOTOR
IGNITER	CONNECTOR
CONNECTOR

A99258

Fig. 14ÐFurnace Control

						FIELD 24-V WIRING
						FIELD 115-, 208/230-, 460-V WIRING
						FACTORY 24-V WIRING
						FACTORY 115-V WIRING
			NOTE 2			THERMOSTAT
		FIVE WIRE		W C R	G Y		FIELD-SUPPLIED
						TERMINALS
		THREE-WIRE					DISCONNECT
	HEATING-ONLY						208/230- OR
BLOWER DOOR SWITCH
							460-V
							THREE
BLK	BLK			W			PHASE
WHT	WHT		C	R
			O
			N				208/230-V
	GND	GND	T				SINGLE
115-V FIELD-		AUXILIARY	R	G			PHASE
			O
	SUPPLIED	J-BOX	L	C			GND
DISCONNECT				NOTE 1		CONDENSING
				Y		UNIT
			24-V			TWO
		TERMINAL				WIRE
			BLOCK
		FURNACE		NOTES: 1.	Connect Y-terminal in furnace as shown for proper blower operation.
				2.￿	Some thermostats require a "C" terminal connection as shown.

3.If any of the original wire, as supplied, must be replaced, use same type or equivalent wire.

A98521

Fig. 15ÐHeating and Cooling Application Wiring Diagram

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