York DGPHO70ABTA, DGPHO56ABTA, DGAAO9OBDTA, DGAA056BDTA, DGPH077ABTA, DGPA077ABTA Wall, @ Gno, 1ORG

035-16328-002 Rev. C (0902)

		COMBUSTION
		BLOWER
		RELAY
o2		GND.
o3		SCREW
-o 4
o5	TRANSFORMER
o6		LOAD
o7			FAN
WHT		24V SEC.
1ORG_8			SWITCH
		120V PRI.
MANUAL RESET	WHT

LIMIT SWITCI

BLU

BRN

[_	WHT		WHT
i	RED
:{_]_
	3 AMP FUSE		AUTO RESET
		ORG	LIMITSWITCH
I, W'

i

		SYSTEM	PRESSURE
NEU,	WHT	SWITCH	SWITCH _
_/		o 1
LI	BLK

WALL	qt	iv.	@ GNO.	BLK	_3
		TO EARTH GND.			GAS
THERMOSTAT			SCREW		CONTROL

FIGURE 20 : Wiring Diagram for DGPH090

NOTE: In order to provide proper ventilation control when using DGPH model furnaces with Coleman Blend Air ventilation sys- tems, it is required that a 4-wire wall thermostat and Blower Relay Kit 7900-7761 be installed,

Unitary Products Group 15