EVCON/COLEMAN
MODELS: 3200, 3300
Function
Common
Power
1st Stg. Heat
Compressor
Aux. Heat
Fan
C/O Valve
Cool
C/O Valve
Heat
System Monitor/
System Defrost
EM. Heat
LED Indication
R8222B1067 relays required to operate system. Equipment requires normally
energized emergency heat. See page 10 for wiring diagram.
Terminal must be connected to the transformer common.
70-6627 • 50
Chronotherm
Existing
Terminals
BLCK
(2)
RED
(1)
W
(5)
Y
(6)
W2
(4)
G
B
(5)
–
E
(3)
A
(10)
X
(3)
®
III
Electronic Replacement or Upgrade
C
R
W1
Y1
W2
G
O
B
L
E
–
Remove factory-installed jumper on Model 3200. Do not remove factory-
installed jumper on Model 3300.
C
C
R
R
W1
W1
Y1
Y1
W2
W2
G
G
O
O
B
B
L
L
E
E
–
–
M13203