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Integrated Control 107048-XX
UTEC TWO-STAGE CONSTANT TORQUE INTEGRATED FURNACE CONTROL
Humidifier
ECM DRIVE - 24VAC
Flame Sense
3/16" QUICK CONNECT TERMINALS
HI COOL (24VAC)
LO COOL (24VAC)
HI HEAT (24VAC)
LO HEAT (24VAC)
PARK (two un-powered terminals for unused motor
speed taps)
FLAME SENSE
¼" QUICK CONNECT TERMINALS
HUM (two un-powered, normally open/dry contacts)
ACC (120VAC output terminal for optional accessory)
L1 (three 120VAC line terminals)
Neutrals (five 120VAC neutral terminals)
Accessories
Thermostat Connections
FIGURE 59
Page 40
Line Voltage
Ignitor and Combustion
Air Inducer
Line Voltage
On Board Links
THERMOSTAT CONNECTIONS
DS= Dehumidification signal
W2= Heat demand from 2
W1= Heat demand from 1
R= Class 2 voltage to thermostat
G= Manual fan from Tstat (green)
C= Tstat signal ground connected to transformer
Ground (TR) & Chasis ground (GRD)
st
Y1= Tstat 1
stage cool signal
nd
Y2= Tstat 2
stage cool signal
DH= NOT USED
H= NOT USED
L= NOT USED
Neutrals
nd
stage Tstat
st
stage Tstat (white)
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