Lennox CBX40UHV Series Unit Information

Page 48
CBX40UHV
TABLE 19
CBX40UHV COOLING OPERATION AND JUMPER SUMMARY (OPTIONAL ACCESSORIES) WITHOUT
ComfortSense
®
7000 WITHOUT HARMONY III
UNIT JUMPERS
THERMOSTAT
DEMAND
BLOWER SPEED
Single Speed
Condensing Unit
DS to R
Y1 to Y2
O to R
Y1 COOL
Two Speed
Condensing Unit
DS to R
O to R
Y1 70% of COOL
Y2 COOL
Single Speed Heat Pump
DS to Y1
Y1 to Y2
Y1 COOL
Two Speed Heat Pump DS to R
Y1 70% of COOL
Y2 COOL
CBX40UHV COOLING OPERATION AND JUMPER SUMMARY (OPTIONAL ACCESSORIES)
WITH ComfortSense 7000 WITHOUT HARMONY III
UNIT JUMPERS THERMOSTAT DEMAND & BLOWER SPEED
Single Speed
Condensing Unit
Y1 to Y2
O to R
See table 12
Two Speed
Condensing Unit
O to R See table 13
Single Speed Heat Pump Y1 to Y2 See table 12
Two Speed Heat Pump NONE See table 13
CBX40UHV COOLING OPERATION AND JUMPER SUMMARY (OPTIONAL ACCESSORIES)
WITHOUT ComfortSense 7000 WITH HARMONY III
UNIT JUMPERS SEQUENCE OF OPERATION
Single or Two Speed
Condensing Unit
O to R
Harmony controls blower speed according to size
of demand, through pulse width modulated signal
to DS
Single or Two Speed
Heat Pump
NONE
Harmony controls blower speed according to size
of demand, through pulse width modulated signal
to DS
NOTE: Continuous fan CFM will be 50% of COOL speed. Blower will run on HEAT speed during Heat operation.

Lennox CBX40UHV Series Specifications

General

Brand	Lennox
Model	CBX40UHV Series
Category	Air Handlers
Language	English