York MV Application Factors Rated CFM VS. Actual CFM, Cooling Models with Electric Heat

255427-YTG-F-1006

APPLICATION FACTORS - RATED CFM VS. ACTUAL CFM

% OF RATED AIR FLOW	80%	90%		RATED CFM	110%	120%
CAPACITY FACTOR	0.96	0.98	1.00		1.02	1.03

Up Flow

Down Flow

Horizontal Right

Horizontal Left

Typical Applications with MC Multi-Position Coils

MA SERIES - Air Handler Control Wiring

MA SERIES - Air Handler Control Wiring

Typical A/C - Cooling only Applications

Typical A/C with Electric Heat Applications

THERMOSTAT

AIR HANDLER

1 - STAGE

THERMOSTAT

AIR HANDLER

1 - STAGE

BOARD

BOARD

AIR CONDITIONING

AIR CONDITIONING

R

R

R

R

G

G

G

G

Y

Y / Y2

Y

Y

Y / Y2

Y

W1

Y1

Y1

W2

W2

W2

W2

C

W1

HUMIDISTAT *

W1

W1

HUMIDISTAT *

O

C

O

HUM

HUM

X / L

X / L

COM

C

COM

C

COOLING MODELS WITH ELECTRIC HEAT

CONTROL WIRING - MA Series - Air Handler & New UPG HP Systems

Two Stage H/P with York Guard VI Board & Copeland “Ultra Tech”

Conventional Application - Not Hot Heat Pump

		AIR HANDLER			2 - STAGE SCROLL
THERMOSTAT			BOARD		HEAT PUMP
	R		R			R
	G		G
	Y2					Y2
			Y / Y2			Y2 OUT
	Y1		Y1			Y1
			W2			W2 OUT
	E		W1			W1 OUT
	W					W
	O		O			O
			HUM	HUMIDISTAT *		BS
	X / L		X / L			X / L
	C		COM			C

CONTROL WIRING - MV SERIES

Unitary Products Group 11