York AFFINITY YAFT026 Installation Manual page 51

Wiring Schematics cont.
Aurora Advanced with 5-Speed ECM cont.
HP
ECM PWM
P4
HP
P13
LP
Faul t
LP
FP2
FP2
FP1
G
SW1 Test
FP1
REV
Status
REV
RV – K1
CC2
CC – K2
G
P5
CC Hi – K3
LO
HI
CCG
CC
Fan – K4
FG
F
P11
R
Alarm – K5
JW2 - Alarm
F
Acc – K6
CC
P9
G
Y1
Fi eld Connections
P2
P1
R LOW VOLTAGE CONNECTIONS SINGLE SPEED
TAP-2 TAP-3 TAP-4 TAP-5
BLUE RED GRAY
RED GRAY
RED GRAY
RED GRAY
RED GRAY
RED GRAY
RED GRAY
LOW VOLTAGE CONNECTIONS DUAL CAPACITY
TAP-2 TAP-3 TAP-4 TAP-5
RED TAN GRAY
RED TAN GRAY
RED TAN GRAY
RED TAN GRAY
RED TAN GRAY
AFFINITY & AFFINITY ADVANCED SINGLE & DUAL CAPACITY SERIES INSTALLATION MANUAL
Off On
FP1 – 15 F/30 F 1
o o
EH1
R 2 Y
FP2 – 15 F/30 F
o o
RV – B/O 3
Config
P3
ACC – Dip 4 4
5
ACC – Dip 5
CC – Dual/Single 6
7
L – Pulse/Continuous
8
Reheat/Normal
SW2
P6
AURORA BASE
CONTROL™
P7
G
Com1
P8
G
Com2
Factory Fan Connection
Fi eld Connections
R R
SW1-4 SW1-5 DESCRIPTION
ON ON Cycles with Blower
OFF ON Cycles with CC first stage compressor or compressor spd 1-12
ON OFF Cycles with CC2 second stage of compressor or comp spd 7-12
OFF OFF Cycles with DH from ABC board
Cycle with Blower
Cycle with Compressor
Water Valve Slow Opening
Cycle with Comm. T-stat Hum Cmd
Communicating Thermostat
Dual Fuel Wiring Diagr am
Using Field Installed Relay
EH2
Note 11 : Fiel d i ns ta lled SPST dua l f ue l rel ay
(Re quired f or dual f uel i ns ta llat ion)
C
EH1
C
CO EH1
N/A
ABC
Board
C
(+)
(-)
R
C
The rmost at
Tra ditional Thermostat
Y1
Dual Fuel Wiring Diagr am
Using Field Installed Relay
Y2
O
Fos sil Fue l
L
Furnac e
C
C
Common
R R
24 VAC
W
Auxil iary Hea t R ela y
G
G
Fan
W
Au xil iary Hea t R ela y
Note 11 : Fiel d i ns ta lled SPST dua l f ue l rel ay
(Re quired f or dual f uel i ns ta llat ion)
AXB Accessory 2 DIP Settings
ABC SW2 Accessory Relay
DESCRIPTION SW2-4 SW2-5
ON ON
OFF OFF
ON OFF
OFF ON
WATER
SIREN
AXB P4
HOME AUTOMATION ACCESSORIES
51
Figure 1:
Optional Internal
Hot Water
Generation Pump
Wiring Schematic
To Foss il Fuel
R f rom Foss il
Furnac e W input
Fue l Furnac e
DHW
Pump
Blue
24 VDC
ABC Board
1st Sta ge Compre ss or
Y1
2nd St age Compres sor
Y2
Re vers ing Va lve
O
P1
Fault Signa l
LO
Common
C
24 VAC
R
P2
ES
Auxil iary
He at Rela y
= cha ssis
Connects to L2
K6 Relay
and NO on
AXB Board
COM NO
L2
Blue
Purple
Cabinet
HW
Switch
3
2
1