York MV - APPLICATION AND CONTROL WIRING; Application Factors; Typical Wiring Diagrams

255427-YTG-F-1006
Unitary Products Group 11
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
Typical Applications with MC Multi-Position Coils
Up Flow
Down Flow
Horizontal Right
Horizontal Left
COOLING MODELS WITH ELECTRIC HEAT
MA SERIES - Air Handler Control Wiring
Typical A/C - Cooling only Applications
THERMOSTAT
AIR HANDLER
BOARD
1-STAGE
AIR CONDITIONING
RR
G
Y
W1
W2
C
G
W1
W2
Y
C
Y/Y2
Y1
O
HUM
X/L
COM
HUMIDISTAT
*
THERMOSTAT
AIR HANDLER
BOARD
1-STAGE
AIR CONDITIONING
RR
G
Y
W1
W2
C
G
W1
W2
Y
C
Y/Y2
Y1
O
HUM
X/L
COM
HUMIDISTAT
*
MA SERIES - Air Handler Control Wiring
Typical A/C with Electric Heat Applications
CONTROL WIRING - MV SERIES
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
THERMOSTAT
AIR HANDLER
BOARD
2 - STAGE SCROLL
HEAT PUMP
RR R
GG
Y2
E
W
W
O O
O
X/L X/L X/L
C
C
Y/Y2
Y1
Y1
Y2 OUT
Y2
W2 OUT
W1 OUT
BS
W2
W1
HUM
COM
HUMIDISTAT
*
Y1