Page 19
CBX40UHV
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
100
115
130
85
Y1-Y2 2-STAGE COMPR
R-O HEAT 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
DEHUMIDIFICATION-
HARMONY LINK
(JUMPERS R to DS)
HEAT PUMP LINK
(JUMPERS R to O)
2-STAGE
COMPRESSOR LINK
(JUMPERS Y1 to Y2)
ON-BOARD LINK
OPTION SELECTION
1
JUMPER & LINK GUIDE
-CUT ON-BOARD LINK (SOLDER TRACE) COMPLETELY
THROUGH BOTH LAYERS ON THE CONTROL BOARD
1
COOLING BLOWER RAMPING
DELAY PROFILE #3
OFF-82%-100%-OFF
CLG
HP
DELAY PROFILE #2
DELAYPROFILE #1
OFF-100%-OFF
DELAY PROFILE #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)
STANDARD
HEAT MODE
(STAGED BY TSTAT)
STANDARD HEAT MODE
(DEFAULT)
85 110 115 130
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
*
*
EVENHEATER MODE
85
DEGREE TARGET
DISCHARGE
TEMPERATURE
100
DEGREE
TARGET
115
DEGREE
TARGET
130
DEGREE
TARGET
85
110
115
130
-ENABLED WITH OPTIONAL
DISCHARGE AIR SENSOR
85
110
115
130
85
110 115
130
85
110
115 130
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 HARMONY ZONING
OR NO
COMFORTSENSE 7000
W/ DS CONNECTION
DO NOT CUT
HARMONY ZONING
OR
C0MFORTSENSE 7000
W/ DS CONNECTION
CUT LINK
HARMONY
R-DS
DEHUM
or
HARMONY
1
A/C UNIT
HEAT PUMP UNIT
R-0
HEAT
PUMP
R-0
HEAT
PUMP
1
DO NOT CUT
CUT LINK
2 STAGE
COMPR
1-STG COMPRESSOR
2-STG COMPRESSOR
Y1-Y2
1
DO NOT CUT
CUT LINK
*
*
*
2 STAGE
COMPR
Y1-Y2
OFF 100% DEMAND
SATISFIED 100% FOR 45
SECONDS OFF
OFF 30 SECOND DELAY
100% DEMAND
SATISFIED 100% FOR 45
SECOND OFF
* INDICATES FACTORY DEFAULT SETTING
Figure 12. Air Handler Configuration (CBX40UHV-XXX-230-6-02 or higher)
