York YAFS012 Manual page 53

Contractor:
Engineer:
Project Name:
Wiring Schematics cont.
Aurora Base with ECM, IntelliStart and UPC cont.
With optional EA Series 20kW Auxiliary Electric Heat Shown
60 AMP 60 AMP
BRK2 BRK1
L2 L1 L2
G
P9
1
2
3
Bro wn
5
Orange
4
Violet
Blue
Green
1 2 3 4 5 P11
Connects to vari able
speed ECM motor only
C 1
CO C EH1 C
P3 on Aurora ABC Board
ABC SW2 Accessory Relay
DESCRIPTION SW2-4 SW2-5
Cycle with Blower ON ON
Cycle with Compressor OFF OFF
Water Valve Slow Opening ON OFF
Cycle with Comm. T-stat Hum Cmd OFF ON
Aurora LED Flash Codes
Slow Flash 1 second on and 1 second off
Fast Flash 100 milliseconds on and 100 milliseconds off
Flash Code 100 milliseconds on and 400 milliseconds off with a 2 second pause before repe ating
Random Start Delay (Alternating Colors) Configuration LED (LED2, Yellow)
Status LED (LED1, Green) Fast Fl ash No Software Overi de
Configuration LED (LED2, Yellow) Fast Fl ash DIP Switch Overide
Faul t LED (LED3, Red) Fast Fl ash
Fault LED (LED1, Red) Sta tus LED (LED3, Green)
Normal Mode OFF Normal Mode
Input Fault Lockout Fl ash Code 1 Control is Non-Functional
High Pressure Lockout Fl ash Code 2 Test Mode
Low Pressure Locko ut Fl ash Code 3 Lockout Active
Future Use Fl ash Code 4 Dehumidification Mo de
Freeze De tecti on – FP1 Fl ash Code 5 Future Use
Reserved Fl ash Code 6 Future Use
Condensate Overfl ow Lockout Fl ash Code 7 Load Shed
Over/Under Voltage Shutdown Fl ash Code 8 ESD
Future Use Fl ash Code 9 Future Use
Future Use Fl ash Code 10
FP1 Senso r Error Fl ash Code 11
The manufacturer works continually to improve its products. As a result, the design and specifi cations of each product at the time of order may be changed without notice. Purchaser's approval of this data set signifi es that the equipment is acceptable under the provisions
of the job specifi 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 Affi nity are registered
trademarks of Johnson Controls, Inc., and are used with permission.
SD2500AK6 11/22
P.O.:
Unit Tag:
Legend
Factory Low voltage wi ri ng
L1 Factory Line vol tage wiring
G
Fi eld l ow voltage wiring
Fi eld l ine voltage wi ring
Optional block
DC Voltage PCB traces
Internal juncti on
Qui ck connect terminal
TS
Thermal Limi t Switch
L1 Fi eld wi re lug
Ground
N.O., N.C.
Pink
Black
Gray
Yellow
K1 K5
Gray
COM
G COM NO NO
Gray
K2
K6
Black
G COM
NO COM
NO
Black
K3
K7
Yellow
COM
G NO
COM
NO
Yellow
K4
K8
Pink
COM
G
NO
COM
NO
EA Seri es
Pink
PCB
C 1 2 3 4
P1 P2
2 3 4
Aux heat stagi ng
NOTE 3
1 - Use copper o r aluminum conductors.
2 - Use manufacturer' s part numb er 19P592-01 (jumper
EH2 P3
bar assembly) when si ngle source power is required.
3 – Jumpers wi re s are Factory Installed, and are
required for a uxi liary heat operation.
4 – Low vol tage wiring CLASS 2.
Legend
Factory Low voltage wi ri ng
Factory Line vol tage wiring
Fi eld l ow voltage wiring
Fi eld l ine voltage wi ring
Optional block
DC Voltage PCB traces
Junction
Qui ck connect terminal
Wire nut
L1 Fi eld wi re lug
OFF
Ground
Slow Flash
Relay Con tacts-
2
N.O., N.C.
P
ON
Fuse
OFF
Slow Flash
Bre aker
Fast Fl ash
CC - Compressor Contactor PB1, PB2 -
Fl ash Code 2
PS -
CO - Condensate overflow sensor
Fl ash Code 3
RV -
K5 - DHW pump relay
Fl ash Code 4
K6 - Loop pump relay SW1 -
Fl ash Code 5
PSC Fan Speed Relay SW1 -
CR3 -
Fl ash Code 6
PSC Fan Power Relay SW2 -
CR4 -
Fl ash Code 7
CS - Compressor Solenoi d
TS -
F1 and F2 - Fuses
HE - Heater element HWL -
SC -
HP - High pressure switch
SR -
ER1 to ER4 - Aux heat stage relays
WCL -
LP - Low pressure switch
Light emi tting diode - Green
G
FB Fused Backup
K* Electric Heat Rel ay
1 2 3
P Polarized connector
PB - Power block
HE - Heater element
Bre aker
Gray
FB1
HE1
TS1
Black
HE2
FB2
TS2
Yellow
FB3
HE3
TS3
Pink
FB4 HE4
TS4
Thermistor
T
Light emi tting diode - Green
G
Relay coil
Capacitor w/ bleed resi stor
Switch - Condensate overflow
Switch - High pressure
Switch - Low pressure
3 1
Polarized connector
Current Transducer (CT)
Power blocks
Power strip
Reversi ng Valve coil
DIP package 5 position AXB
TEST MODE ABC Board
DIP package 8 position ABC Board
Thermal limit swi tch
Hot water limit sensor
Start Contactor
Start Relay
Water Coil Limit Sensor
53
Affinity & Affinity Advanced Series
1 - 6 Tons 60Hz
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