York YAFS012 Manual page 45

Contractor:
Engineer:
Project Name:
Wiring Schematics cont. Wiring Schematics cont.
Aurora Advanced with ECM and IntelliStart cont.
HP
ECM PWM
P4
HP
P13
LP
LP
FP2
FP2
FP1
SW1 Test
FP1
REV
REV
RV – K1
CC2
CC – K2
G
P5
CC Hi – K3
LO
HI
CCG
CC
Fan – K4
FG
F
R
Alarm – K5
JW2 - Alarm
F
Acc – K6
CC
G
Y1
Fi eld Connections
P2
AXB Accessory 2 DIP Settings
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
ABC SW2 Accessory Relay
DESCRIPTION
Cycle with Blower
Cycle with Compressor
Water Valve Slow Opening
Cycle with Comm. T-stat Hum Cmd
WATER
SIREN
HOME AUTOMATION ACCESSORIES
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:
Off On
FP1 – 15 F/30 F 1
o o
R 2 Y
FP2 – 15 F/30 F
o o
RV – B/O 3
Faul t
Config
ACC – Dip 4 4
5
ACC – Dip 5
6
CC – Dual/Single
G
7
L – Pulse/Continuous
Status 8
Reheat/Normal
SW2
AURORA BASE
CONTROL™
Com1
P11
Com2
P9
Factory Fan Connection
Fi eld Connections
P1
SW2-4 SW2-5
ON ON
OFF OFF
ON OFF
OFF ON
AXB P4
Communicating Thermostat
Dual Fuel Wiring Diagr am
Using Field Installed Relay
Note 11 : Fiel d i ns ta lled SPST dua l f ue l rel ay
EH1
P3 EH2
C
EH1
C
CO
N/A
(+)
Tra ditional Thermostat
P6
Dual Fuel Wiring Diagr am
(-)
Using Field Installed Relay
R
C
Fos sil Fue l
Furnac e
P7
C
G
R
W
Auxil iary Hea t R ela y
P8
G
G
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)
R R
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
Fi eld wi re lug
L1
Ground
Relay Con tacts-
N.O., N.C.
Fuse
Bre aker
CC - Compressor Contactor
CO - Condensate overflow sensor
K5 - DHW pump relay
Loop pump relay
K6 -
PSC Fan Speed Relay
CR3 -
PSC Fan Power Relay
CR4 -
CS - Compressor Solenoi d
F1 and F2 - Fuses
HE - Heater element
HP - High pressure switch
ER1 to ER4 - Aux heat stage relays
LP - Low pressure switch
45
Affinity & Affinity Advanced Series
To Foss il Fuel
R f rom Foss il
Furnac e W input
Fue l Furnac e
(Re quired f or dual f uel i ns ta llat ion)
EH1
ABC
24 VDC
Board
C
The rmost at ABC Board
Y1
1st Sta ge Compre ss or
Y2
2nd St age Compres sor
O
Re vers ing Va lve
L
Fault Signa l
C
Common Common
R
24 VAC 24 VAC
G
Fan
Auxil iary
He at Rela y
W
= cha ssis
Connects to L2
Figure 1:
K6 Relay
and NO on
Optional Internal
AXB Board
Hot Water
Generation Pump
COM
NO
Wiring Schematic
L2
Blue
DHW
Cabinet
Pump
HW
Switch
Blue
3
2
1
Legend
Thermistor
T
Light emi tting diode - Green
G
Relay coil
Capacitor w/ bleed resi stor
Switch - Condensate overflow
Switch - High pressure
Switch - Low pressure
2 3 1
Polarized connector
P
Current Transducer (CT)
PB1, PB2 - Power blocks
PS - Power strip
RV - Reversi ng Valve coil
SW1 - DIP package 5 position AXB
SW1 - TEST MODE ABC Board
SW2 - DIP package 8 position ABC Board
TS - Thermal limit swi tch
HWL - Hot water limit sensor
SC - Start Contactor
SR - Start Relay
WCL - Water Coil Limit Sensor
Page _____ of _____
1 - 6 Tons 60Hz
Y1
Y2
O
P1
LO
C
R
P2
ES
Purple