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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
Transformer
24V
To P2 on
Electric Heat
Board
TT
RVRV
CCCC
HP
Condensate
Bl
ac
k(
1
0)
Bl
ac
k(0
9)
Bl
u
e(
08
)
Bl
u
e(
07
)
LP
Bl
ac
k
Bl
ac
k
FP2
TT
Ye
llo
w
Ye
llo
w
FP1
Or
an
g
e(
02
)
Or
an
g
e(
01
)
RV
Bl
ac
k(
1
5)
Vi
o
le
t(1
4
)
Green(11)
Brown(23)
NOTE 2
NOTE 1
Unit Power
208-230/60/1
Ru n
Ca pac itor
Ru n
Ca pac itor
Black/White
Yellow
Red
208V
Ext Pump
1/2 hp Total
208-230/60/1
Pump
Pump
G
G
G
G
G
Black(3)
Black(2)
1
2
PB1
2
1
1
2
PB1
2
1
1
C
2
1
C
2
4
3
2
4
3
2
1
C
2
4
3
2
1
C
2
4
3
2
Black(21)
PB2
1
3
2
Blue
240V
Black
UltraTech
Optional
RCP
RCP
CS
Bl
u
e
Bl
u
e
UltraTech
Optional
RCP
CS
Bl
u
e
Bl
u
e
Compressor
Common CT
Orange(9)
5A
C
irc
uit
B
re
ak
e
r
5A
C
irc
uit
B
re
ak
e
r
GND
OUT
5DC
1
2
3
Red
Violet(8)
Violet(7)
Red
C
S
R
C
S
R
L2
L1
CC
Blue
Blue
Tan
(16)
Black
T2
T1
Red
C
S
R
L2
L1
CC
Blue
Tan
(16)
Black
T2
T1
Ther
m
os
tat
R
C
Y1
O
DH
Y2
G
W
LO
Ther
m
os
tat
R
C
Y1
O
DH
Y2
G
W
LO
T
T
T
T
Brown
Brown
T
Brown
Brown
Black
Red
GND
OUT
5DC
1
2
3
White
GND
OUT
5DC
1
2
3
White
Black
Red
GND
OUT
5DC
1
2
3
White
Capacitor
CT
Capacitor
CT
Blower CT
Blower CT
Auxiliary
Heat CT
Blue
T
T
Blue
SC
T
T
Blue
SC
T
SUC PSUC P
White
Black
Pink
T
T
Pink
HWHW
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
GND
OUT
5DC
3
2
4
White
3
2
4
3
2
4
3
2
4
FLOW METER
Brown
Green
PRESSURE
TRANSDUCER
PRESSURE
TRANSDUCER
Black/White (5)
Gray/White (4)
CT
1
2
3
L
N
G
5 Speed ECM
Blower Motor
C
4
5
1
2
3
L
N
G
5 Speed ECM
Blower Motor
C
4
5
Green
Orange
Brown
Black
Blue
Red
Tan
Gray
NOTE 5
NOTE 9
NOTE 9
NOTE 6
NOTE 6
Traditional
Thermostat
AID Tool
Communicating
Thermostat
Not Used
Analog Output 0-10VDC
Future Use
Home
Automation
Smart Grid
NOTE 7
NOTE 8
NOTE 3
NOTE 3
P11
2
3
4
5
1
P11
2
3
4
5
1
Green
Brown
Orange
P8
MO
TO
R
P6
RS
485
P7
ZO
NE
P9
AB
C
ST
EP
PER
AN
A
ACC2
DH
DI
V
NO
CO
M
K6
NO
CO
M
K5
C
R
L1
L1
L2
L2
P1
2
P1
0
P5
P1
1
C
R
(-)
(+
)
C
R
(-)
(+
)
C
R
(-)
(+
)
P4
P2
K1
K2
K3
HA
2
HA
1
SG
I
LO
O
P
VS
D
AT
A
VS
P
UM
P
PU
MP
SL
AV
E
P3
V+
C
R
TX
RX
+5
P1
4
LLT
P1
LA
T
FL
O
W
LW
T
EW
T
CO
M
P1
4
3
FA
N
4
3
CO
M
P2
2
1
AU
X
2
1
Status
G
DI
SC
H
P1
6
P1
7
P1
8
P1
5
(Aurora Expansion Board)
AXB
™
(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
P8
MO
TO
R
P6
RS
485
P7
ZO
NE
P9
AB
C
ST
EP
PER
AN
A
ACC2
DH
DI
V
NO
CO
M
K6
NO
CO
M
K5
C
R
L1
L1
L2
L2
P1
2
P1
0
P5
P1
1
C
R
(-)
(+
)
C
R
(-)
(+
)
C
R
(-)
(+
)
P4
P2
K1
K2
K3
HA
2
HA
1
SG
I
LO
O
P
VS
D
AT
A
VS
P
UM
P
PU
MP
SL
AV
E
P3
V+
C
R
TX
RX
+5
P1
4
LLT
P1
LA
T
FL
O
W
LW
T
EW
T
CO
M
P1
4
3
FA
N
4
3
CO
M
P2
2
1
AU
X
2
1
Status
G
DI
SC
H
P1
6
P1
7
P1
8
P1
5
(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
Pump Slave
Input/Output
Smart Grid
Home
Automation
CFM
P13
P4
SW1
P5
JW
2
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 CCGCC2
HI
CC2
LO
CC2
G
REVREVFP1 FP1 FP2 FP2 LPS LPSHPSHPS
Aurora Base Control
™
(ABC)
K1
-R
V R
ela
y
K2
-CC Re
lay
K3
-CC2
Re
lay
K4
-Fan R
ela
y
K5-Alarm
Relay
K6-Acc
Relay
F
R
C
CC
G
Y1
C
R
ES
LS
P2
EH1
Y
G
G
G
CFM
P13
P4
SW1
P5
JW
2
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 CCGCC2
HI
CC2
LO
CC2
G
REVREVFP1 FP1 FP2 FP2 LPS LPSHPSHPS
Aurora Base Control
™
(ABC)
K1
-R
V R
ela
y
K2
-CC Re
lay
K3
-CC2
Re
lay
K4
-Fan R
ela
y
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
OU
T
1
2
S
S
+5
+5
Green/Yellow
Green/Yellow
VS
GND
24 VAC
0-10DC
1
2
3
R
C
ABC BOARD
AXB BOARD
MODULATING VALVE
1
2
Red
White
Green
NO TE: 10
1 - Switch blue and re
2 - The blk/wh and g
9 - Refer to units 5 S
factory settings.
5 - Y2 input wire Tan
6 - Wires provided fo
7 – Brown blower po
8 – Field Connected:
Current Transducer i
3 – When Auxiliary H
heat unit. The auxilia
Auxiliary Heat kit inst
4 – Low voltage wirin
10 - Wiring harness
1 - Switch blue and re
2 - The blk/wh and g
9 - Refer to units 5 S
factory settings.
5 - Y2 input wire Tan
6 - Wires provided fo
7 – Brown blower po
8 – Field Connected:
Current Transducer i
3 – When Auxiliary H
heat unit. The auxilia
Auxiliary Heat kit inst
4 – Low voltage wirin
10 - Wiring harness
VARIABLE
SPEED PUMP
LOW VOLTAGE
SEE 97 P92 7-01
VARIABLE
SPEED PUMP
LOW VOLTAGE
SEE 97 P92 7-01
VARIABLE
SPEED PUMP
HIGH VOLTAGE
SEE 97 P92 7-01
VARIABLE
SPEED PUMP
HIGH VOLTAGE
SEE 97 P92 7-01
11 - Field installed S
Affinity & Affinity Advanced Series
1 - 6 Tons 60Hz
SD2500AK6 11/22
46
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