Cbx40Uhv Jumper & Link Guide - Lennox CBX40UHV Series Installation And Service Procedure

CBX40UHV JUMPER & LINK GUIDE
COOLING MODE
BLOWER SPEED
(COOLING & HP MODE)
HIGH
SPEED
1 2 3
4
*
MEDIUM−HIGH
SPEED
1 2 3
4
MEDIUM−LOW
SPEED
1 2 3
4
LOW
SPEED
1 2 3
4
FUSE 3 AMP
F1 3
XFMR 24V
24 VAC
COM
3 1
6 4
9 7
XFM LINE
BLOWER
ADJUST SELECTION
(COOLING MODE UNLESS NOTED)
*
NORMAL
NORM + −
(+ 10%)
SETTING
NORM
+ −
(−10%) CLG
OFF−100%−100%−OFF
SETTING
HP
OFF−30sOFF−100%−100% OFF
NORM + −
HEATING MODE
BLOWER SPEED
(ELECTRIC HT MODE)
*
HIGH
SPEED
1 2 3
4
MEDIUM−HIGH
SPEED
1 2 3
4
MEDIUM−LOW
SPEED
1 2 3
4
7−SEGMENT
LED DISPLAY
LOW
SPEED
PUSH
1 2 3
4 BUTTON
HEAT
J7
1 2 3 4
COOL HUMIDIFICATION
J5
J8
1 2 3 4
SMART AUTO
DELAY EVENHEAT
J9
1 2 3 4
BLOWER
J11
ADJUST ONLY CFM
J10
NORM + − 1 2 3 4
OUTDOOR
FUTURE
COOLING MODE
BLOWER RAMPING
*
DELAY
PROFILE #4
OFF−50%−82%−
100%−50%−OFF
1 2 3
4
DELAY
PROFILE #3
OFF−82%−100%−OFF
1 2 3
4
DELAY
PROFILE #2
1 2 3
4
DELAY
PROFILE #1
OFF−100%−OFF
1 2 3
4
Figure 11. CBX40UHV-XXX-230-6-01
1
CUT FOR OPTION
J4
DISCHARGE
SENSOR
AIR SENSOR
FACTORY
USE JUMPER
CONTINUOUS FAN
MODE BLOWER SPEED
HIGH
SPEED
(100%)
1 2 3
4
MEDIUM−HIGH
SPEED
(70%)
1 2 3
4
*
MEDIUM−LOW
SPEED
(38%)
1 2 3
4
LOW
SPEED
(28%)
1 2 3
4
Page 18
*
1−STG COMPRESSOR
DO NOT CUT
*
A/C UNIT
DO NOT CUT CUT LINK
NO HARMONY ZONING
*
OR NO
COMFORTSENSE 7000
W/ DS CONNECTION
DO NOT CUT
−CUT ON−BOARD LINK (SOLDER TRACE)
COMPLETELY
1
THROUGH BOTH LAYERS ON THE CONTROL BOARD
IMPORTANT: USE CARE WHEN CUTTING LINKS TO
PREVENT DAMAGE TO CONTROL.
HUMIDIFICATION MODE
STANDARD HEAT MODE
(DEFAULT)
ACCESSORY INTERLOCK
*
SMART MODE
STANDARD − "H" ENABLED WHEN
HEAT MODE HEAT ACTIVE
(STAGED BY TSTAT) (HP or ELECT. HT)
AUTO MODE
− "H" ENABLED WHEN
BLOWER ACTIVE
®
EVENHEATER MODE
−ENABLED WITH OPTIONAL
DISCHARGE AIR SENSOR
*
85
DEGREE TARGET
DISCHARGE
TEMPERATURE
100
DEGREE
TARGET
115
DEGREE
TARGET
130
DEGREE
TARGET
*
FACTORY DEFAULT SETTING
2−STG COMPRESSOR
1
CUT LINK
HEAT PUMP UNIT
1
HARMONY ZONING
OR
C0MFORTSENSE 7000
W/ DS CONNECTION
1
CUT LINK
HUMIDIFICATION MODE
24VAC OUTPUT ON "H"
FOR HUMIDIFIER OR
SMART
AUTO
& NO CLG
SMART
AUTO
OR DEHUM
CBX40UHV