Contractor:
P.O.:
Engineer:
Project Name:
Unit Tag:
The manufacturer works continually to improve its products. As a result, the design and speci
fi
cations of each product at the time of order may be changed without notice. Purchaser’s approval of this data set signi
fi
es that the equipment is acceptable under the provisions
of the job speci
fi
cation. Statements and other information contained herein are not express warranties and do not form the basis of any bargain between the parties, but are merely the manufacturer’s opinion or commendation of its products. York and Af
fi
nity are registered
trademarks of Johnson Controls, Inc., and are used with permission.
Wiring Schematics cont.
Aurora Advanced with 5-Speed ECM
BLOWER CURRENT
TRANSDUCER
(CT)
Transformer
24V
To P2 on
Electric Heat
Board
T
RV
CC
HP
Condensate
Black(10)
Black(09)
Blue(08)
Blue(07)
LP
Bla
ck
Black
FP2
T
Yellow
Yellow
FP1
Orange(02)
Orange(01)
RV
Black(15)
Violet(14)
Green(11)
Brown(23)
NOTE 2
NOTE 1
Unit Power
208-230/60/1
Run
Capacitor
Black/White
Yellow
Red
208V
Ext Pump
1/2 hp Total
208-230/60/1
Pump
Pump
G
G
Black(3)
Black(2)
1
2
PB1
2
1
1
C
2
4
3
2
Black(21)
PB2
1
3
2
Blue
240V
Black
UltraTech
Optional
RCP
CS
Blue
Blue
Compressor
Common CT
Orange(9)
5A Circuit Breaker
5A Circuit Breaker
GND
OUT
5DC
1
2
3
Red
Violet(8)
Violet(7)
Red
C
S
R
L2
L1
CC
Blue
Tan
(16)
Black
T2
T1
Thermostat
R
C
Y1
O
DH
Y2
G
W
LO
T
T
T
T
Brown
Brown
Black
Red
GND
OUT
5DC
1
2
3
White
Capacitor
CT
Blower CT
Auxiliary
Heat CT
Blue
T
Blue
SCT
SUC P
White
Black
Pink
T
Pink
HWHW
Brown(10)
Black(20)
Black(22)
CT
Blue
Blue
Red
Red
White
White
Black
Black
Orange
Orange
Black
Black
Brown
Brown
REFRIGERATION
OPTION
HOT WATER
OPTION
REFRIGERATION
OPTION
PERFORMANCE
OPTION
White
White
Purple
Purple
Gray
Gray
GND
OUT
5DC
3
2
4
White
3
2
4
FLOW METER
Brown
Green
PRESSURE
TRANSDUCER
PRESSURE
TRANSDUCER
Black/White (5)
Gray/White (4)
CT
Black
Blue
Red
Tan
Gray
NOTE 5
NOTE 12
NOTE 6
Traditional
Thermostat
AID Tool
Communicating
Thermostat
Dehumidification Output
Analog Output 0-10VDC
Future Use
Home
Automation
Smart Grid
NOTE 7
NOTE 8
P8
MOTOR
P6
RS485
P7
ZONE
P9
ABC
STEPPER
ANA
ACC2
DH
DIV
NO
COM
K6
NO
COM
K5
C
R
L1
L1
L2
L2
P12
P10
P5
P11
C
R
(-)
(+)
C
R
(-)
(+)
C
R
(-)
(+)
P4
P2
K1
K2
K3
HA2
HA1
SGI
LOOP
VS DATA
VS PUMP
PUMP
SLAVE
P3
V+
C
R
TX
RX
+5
P14
LLT
P1
LAT
FLOW
LWT
EWT
CT2
4
3
CT2
4
3
CT1
2
1
CT1
2
1
Status
G
DISCH
P16
P17
P18
P15
(Aurora Expansion Board)
AXB™
See Figure 1 for
DHW wiring.
SW1
Modbus Add. ID
Future Use
1
2
3
4
5
ON
OFF
Future Use
Acc 2 – Dip 1
Acc 2 – Dip 2
Pump Slave
Input/Output
Smart Grid
Home
Automation
Variable
Speed
Pump
208-230/60/1
VS
Pump
G
NOTE 10
CFM
P13
P4
SW1
P5
JW2
P9
LO
O/B
Y2
W
DH
P8
P7
RS485 NET
RS485 NET
P6
RS485 EXP
P3
SW2
On
Future Use
L Output Type
CC – Dual/Single
Acc – Dip 5
Acc – Dip 4
RV – B/O
FP2 – 15
°F/30°F
FP1 – 15
°F/30°F
Com1
LED5
Com2
LED4
Test Mode
F1-3A
P1
C
PWM
1
2
3
4
5
6
7
8
ALM
ALG
ACC COM
ACC NO
ACC NC
R
C
G
Y1
EH2
C
EH1
C
CO
C
R (-) (+)
C
R (-) (+)
Off
Fault
LED1
R
Status
LED3
Config
LED2
CC2
CC F
C
R
F FG CC CCG
CC2
HI
CC2
LO
CC2
G
REVREV FP1 FP1 FP2 FP2 LPS LPS HPSHPS
Aurora Base Control™
(ABC)
K1-RV Relay
K2-CC Relay
K3-CC2 Relay
K4-Fan Relay
K5-Alarm
Relay
K6-Acc
Relay
F
R
C
CC
G
Y1
C
R
ES
LS
P2
EH1
Y
G
G
G
Accessory 2
Output
SV
Solenoid
Valve
CC
CC
IN
OUT
1
2
S
S
+5
+5
NOTE: 9
Brown
Blue
3
2
1
4
10DC
GND
PWM
1
2
3
NA 4
C
S
+5
Black
VARIABLE SPEED PUMP
LOW VOLTAGE
VS PUMP
1
2
VS DATA
AXB BOARD
SEE DETAIL
VARIABLE
SPEED PUMP
LOW VOLTAGE
Green/Yellow
NOTE 13
Water
Siren
(WA01)
AXB P4
SD2500AG 05/21
54
Page _____ of _____
Aston Series
1 - 6 Tons 60Hz
