507746-01
Issue 1821
Page 19 of 39
OUTDOOR
AIR SENSOR
HEAT
1 2 3 4
COOL
1 2 3 4
DELAY
1 2 3 4
ADJUST
NORM + -
HUMIDIFICATION
SMARTAUTO
EVENHEAT
1 2 3 4
BLOWER
ONLY CFM
10
0
11
5
13
0
85
Y1-Y
2
2-STAG
E
COMPR
R-O HEA
T
PUMP R-DS DEHUM
OR
C
W1
W2
G
Y2
Y1
C
R
DH
H
L
O
DS
W3
FACTORY
JUMPER
FUSE 3 AMP
XFMR24V
24 VAC
COM
3
6
9
1
4
7
XFMR LINE
G
7-SEGMENT LED
HUMIDIFICATIO
N
CONTROL
LINK
(JUMPERS R to DS
)
HEAT PUMP LINK
(JUMPERS R to O)
2-STAGE
COMPRESSOR LINK
(JUMPERS Y1 to Y2)
ON-BOARD
LINK
OPTION SELECTIO
N
1
JUMPER & LINK GUIDE
CUT ON-BOARD LINK (SOLDER TRACE) COMPLETELY
THROUGH BOTH LAYERS ON THE CONTROL BOARD
1
COOLING BLOWER RAMPING
DELAYPROFILE #3
OFF-82%-100%-OFF
CLG
HP
DELAY PROFILE #2
DELAYPROFILE #1
OFF-100%-OFF
DELAYPROFILE #4
OFF-50%-82%-
100%-50%-OFF
*
(COOLING MODE UNLESS NOTED)
1 2 3 4
1 2 3 4
1 2 3 4
1 2 3 4
*
HUMIDIFICATION MODE
SMART MODE
- ”H” ENABLED WHEN
HEAT ACTIVE
(HP or ELECT. HT)
AUTO MODE
- ”H” ENABLED WHEN
BLOWER ACTIVE
& NO CLG
OR DEHUM
HUMIDIFICATION MODE
24VAC OUTPUT ON ”H”
FOR HUMIDIFIER OR
ACCESSORY INTERLOCK
SMART
AUTO
SMART AUTO
COOLING MODE
BLOWER SPEED
HIGH
SPEED
MEDIUM-LOW
SPEED
LOW
SPEED
1 2 3 4
MEDIUM-HIGH
SPEED
*
1 2 3 4
1 2 3 4
1 2 3 4
(COOLING & HP MODE)
HEATING MODE
BLOWER SPEED
*
(ELECTRIC HT MODE)
1 2 3 4
1 2 3 4
1 2 3 4
1 2 3 4
LOW
SPEED
MEDIUM-LOW
SPEED
MEDIUM-HIGH
SPEED
HIGH
SPEED
NORM + -
NORM+ -
NORM+ -
BLOWER
ADJUST SELECTION
NORMAL
(+ 10%)
SETTING
(-10%)
SETTING
*
PUSH
BUTTON
HIGH
SPEED
(100%)
MEDIUM-HIGH
SPEED
(70%)
LOW
SPEED
(28%)
* MEDIUM-LOW
SPEED
(38%)
1 2 3 4
1 2 3 4
1 2 3 4
1 2 3 4
CONTINUOUS FAN
BLOWER SPEED
IMPORTANT: USE CARE WHEN CUTTING LINKS TO
PREVENT DAMAGE TO CONTROL.
2
5
8
P8
L1
L2
L2 L1 INDOOR
BLOWER
POWER
EARTH
INDOOR BLOWER
SIGNAL
4 5 6
1 2 3
OUTDOOR UNIT
LINK
I + I -
I + I -
R
C
I + I -
R
C
THERMOSTAT
HUMIDITROL
DH
DISCHARGE
AIR SENSOR
HARMONY
R-DS
DEHUM
or
NO HUMIDIFICATION
DO NOT CUT
HUMIDIFICATION
CUT LINK
HARMONY
R-DS
DEHUM
or
HARMONY
1
A/C UNIT
HEAT PUMP UNIT
R-0 HEA
T
PUMP
R-0
HEA
T
PUMP
1
DO NOT CUT
CUT LINK
2 STAGE COMP
R
1-STG COMPRESSOR
2-STG COMPRESSOR
Y1-Y
2
1
DO NOT CUT
CUT LINK
*
*
*
2 STAGE COMP
R
Y1-Y2
* INDICATES FACTORY DEFAULT SETTING
CONTROL OR ZONING
CONTROL OR ZONING
Figure 19. Air Handler Configuration