Johnson Controls RC Series Engineering Manual page 42

RC SERIES ENGINEERING GUIDE
Wiring Schematics cont.
ABC - ECM with Electric Heat and Remote Stat
Note 2
Fan Speed
Switch
TB
Emerg Shutdown ES
Load Shed LS
Lockout Circuit A LO1
24VAC R
24VAC Common C
Reversing Valve O
Fan G
Compressor A Y1
Electric Heat W
Dehumidification DH
Lockout Circuit B LO2
Compressor B Y2
Class 2
Black/
White
Note 3
AQ
ECM
Motor
ECM
Motor
Module
Grn
High Low
RB
4 2
Black (25)
Blue /Wht (35)
Damper
D
DT
Motor
Blue /Wht (36)
4 5
Red (39)
E1
2
Blue (38)
RB
CC2
EH1 CC C
F
P2
ES
LS
ALM
K5-Alarm
ALG
Relay
ACC COM
ACC NO
K6-Acc
ACC NC Relay
LO
R
C
O/B
G
Y1
Y2
W
DH
P1
Com2
LED5
RS485 NET
R
C
P8
3
1
Black/
E1
White
Blue
Blu
White
White
T2 T1
EH
L2 L1
Tan (41)
Blue (40)
Red
Black
Black (27)
Damper Switch
Off
White (34)
On
CC
EH Yellow (44)
Black (15)
Black (13)
White (12)
CC2 CC2 CC2
P9
P5
R F FG CC CCG
HI LO G
Aurora Base Control
(ABC)
Com1
LED5
G
G
RS485 NET RS485 EXP
C R - + C R - + CO C EH1
P7 P6
Brown (23)
Condensate
42
Compressor
S
C
R
Ground
Lug
Red Blk
Handi - Box
Tan
T2 T1
CC
L2
L1
Black (31)
Red (32)
Black
Blue 230V/265V
470
Resistor
RV FD LP HP
P4
REV REV FP1 FP1 FP2 FP2 LPS LPS HPS HPS
C
R
F1-3A
F
PWM
Status CFM
SW1
LED3
G
Test Mode
C
Fault
LED1
P13
R
Off On
FP1 – 15°F/30°F 1
FP2 – 15°F/30°F 2
RV – B/O 3
Acc – Dip 4 4
Acc – Dip 5
5
CC – Dual/Single 6
L Output Type 7
8
Future Use
SW2
Config
LED2
Y
Y1 G CC
C EH2
P3
208-230-265/60/1
Unit
Power Supply
208-230/60/1 or
265/60/1
G
Red 208V Note 1
Transformer
24V Emergency
Shutdown