ecojay
D
A
M
P
E
R
1
24V
24C
Z1-PO
Z1-PC
RC
RH
COM
W2
O/B
Y1
Y2
G
E
Q
U
IP
M
E
N
T
REMOVE TO SEPARATE
RC & RH TERMINALS
COM
R
EC
Y
G
O/B
W
R
C
Y
G
O/B
W
D
A
M
P
E
R
2
Z2-PO
Z2-PC
COM
C
S
M
A
R
T
L
IN
K
1
GND
2
S
A
S
E
N
S
O
R
SA1
SA2
W1
EH
ecojay
S
MART
Z
ONE
R
C
Y
G
O/B
W
R
C
Y
G
O/B
W
D
A
M
P
E
R
3
Z3-PO
Z3-PC
COM
D
A
M
P
E
R
4
Z4-PO
Z4-PC
COM
FRESH AIR
S
MART
Z
ONE
4X
ZS4X
2.0
ADJUST SETTINGS
STAT
TYPE
8E
HI TEMP
LO TEMP
SUPPLY
PURGE
DELAY
ECO
24VAC (
COM
) EQUIPMENT
1
ST
STAGE
COMPRESSOR
2
ND
STAGE
COMPRESSOR
FAN (
BLOWER
)
1
ST
STAGE
HEAT
[EMERGENCY HEAT]
2
ND
STAGE
HEAT
[REVERSING VALVE]
24VAC (R-
COOLING
)
24VAC (R-
HEATING
)
EH
O/B
PC
PO
COM
POWER OPEN
POWER CLOSE
24 VAC
(~2-3 VA)
SPRING OPEN
POWER CLOSE
24 VAC
(~6-10 VA)
DAMPERS
SUPPLY TEMP
EQUIPMENT REQUIRES SEPARATE TRANSFORMERS FOR HEAT AND COOL.
NOTE:
RELAYS:
[
Y1, Y2, & G] SEPARATE FROM RELAYS: [W1/EH & W2/OB]
C
Y1
Y2
G
W1
W2
R
C
R
H
RC / RH JUMPER (
FACTORY INSTALLED) ONLY REMOVE IF THE
UP TO 2-STAGE COOL & 3-STAGE HEAT
EQUIPMENT
NORMAL
HEAT PUMP
B
DUAL FUEL
ELECTRIC
GAS/ELECT
RVS. VLV. O
FAN GAS
LOCKOUT
2
nd
STAGE
SMART LINK
ZONES (1 – 4)
ZONES (5 – 20)
24VAC DAMPERS CAN BE USED INCLUDING TWO-WIRE
OR THREE-WIRE DAMPERS. 40 VA PER ZONE MAX.
SPRING CLOSE
POWER OPEN
IF ZONE 4 USED FOR FRESH AIR A SPRING CLOSE
DAMPER CAN BE USED TO “FAIL CLOSE”
EXPAND TO
20 ZONES
(
SEE
PAGE
14)
BUILT-IN
FRESH AIR
CONTROL
(IAQ)
SEE
PAGE
13
SEE
NEXT
PAGE
8
8
