Lennox CBX32MV Series Manual page 35

CBX32MV COOLING OPERATION AND JUMPER SUMMARY (OPTIONAL ACCESSORIES) WITHOUT
UNIT
Single Speed
Condensing Unit
Two Speed
Condensing Unit
Single Speed Heat Pump
Two Speed Heat Pump
CBX32MV COOLING OPERATION AND JUMPER SUMMARY (OPTIONAL ACCESSORIES)
UNIT
Single Speed
Condensing Unit
Two Speed
Condensing Unit
Single Speed Heat Pump
Two Speed Heat Pump
CBX32MV COOLING OPERATION AND JUMPER SUMMARY (OPTIONAL ACCESSORIES)
UNIT
Single Speed
Condensing Unit
Two Speed
Condensing Unit
Single Speed Heat Pump
Two Speed Heat Pump
CBX32MV COOLING OPERATION AND JUMPER SUMMARY (OPTIONAL ACCESSORIES)
UNIT
Single or Two Speed
Condensing Unit
Single or Two Speed
Heat Pump
NOTE: CAUTION HIGH VOLTAGE If using Harmony kit, locate blower relay K20 and remove and tape off any one of four
wires.
NOTE: Continuous fan CFM will be 50% of COOL speed. Blower will run on HEAT speed during Heat operation.
*Production August 2002 and later − Reduced blower speed is 70% of COOL for ALL model units. Production prior to August 2002
− Reduced blower speed is 65% of COOL for the −036 units and 60% of COOL for −048 and −060 units.
TABLE 16
SignatureStat OR CCB1 WITHOUT HARMONY
JUMPERS
DS to Y1
Y1 to Y2
O to R
DS to Y1
O to R
DS to Y1
Y1 to Y2
DS to Y1
WITH CCB1 WITHOUT HARMONY
JUMPERS
Y1 to Y2
O to R
O to R
Y1 to Y2
NONE
WITH SignatureStat WITHOUT HARMONY
JUMPERS
Y1 to Y2
O to R
O to R
Y1 to Y2
NONE
WITHOUT SignatureStat OR CCB1 WITH HARMONY
JUMPERS
O to R
NONE
Page 35
THERMOSTAT
DEMAND
Y1
Y1 *60%/65%/70% of COOL
Y2
Y1
Y1 *60%/65%/70% of COOL
Y2
THERMOSTAT DEMAND & BLOWER SPEED
See table 11
See table 10
See table 11
See table 10
THERMOSTAT DEMAND & BLOWER SPEED
See table 12
See table 13
See table 12
See table 13
SEQUENCE OF OPERATION
Harmony controls blower speed according to size
of demand, through pulse width modulated signal
to DS
Harmony controls blower speed according to size
of demand, through pulse width modulated signal
to DS
BLOWER SPEED
COOL
COOL
COOL
COOL