Page 24
FIGURE 22
Optional Accessories for use with any icomfort Touch
®
System
NOTE: 24V UV LIGHT
APPLICATIONS
In an icomfort by Lennox system,
neither furnace nor air handler
trans-
former will have adequate VA to
power 24V UV light applications. An
additional transformer for UV light
applications is required.
icomfort Touch
®
THERMOSTAT
Discharge Air
Sensor (Required
for even heat)
NOTE: icomfort Touch
®
THERMOSTAT SENSES HUMIDITY
& CONTROLS HUM CONTACTS TO CYCLE HUMIDIFIER
BASED ON DEMAND. NO OTHER CONTROL OR HUMIDIS-
TAT REQUIRED.
OPTIONAL OUTDOOR AIR SENSOR FOR USE WITH HU-
MIDIFIER (IF NOT ALREADY IN THE SYSTEM FOR OTHER
FUNCTIONS. BUILT INTO ALL icomfort by Lennox OUT-
DOOR UNITS).
Maximum total
length of all con-
nections on the
RSBus is limited
to 1500ft.
Wire gauge of
RSBus wire is 18.
RSBus
Rf WGhGsCf
HVAC EQUIP
DEHUMIDIFIER
CONTROL
HVAC
EQUIPMENT
DH
STANDARD 1 OR 2
STAGE AC OR HP UNIT
*24V IN
JUMPER
icomfort ENABLED
SL280DFV FURNACE
icomfort ENABLED
SL280DFV FURNACE
icomfort Touch
®
THERMOSTAT
CONVENTIONAL
NON−COMMUNI-
CATING SYSTEM
COMMUNICATING SYSTEM
CS 7000
THERMOSTAT
*24V IN jumper not used in non−
communicating configuration
24V HUMIDIFIER CONNECTIONS
120V CONNECTIONS
HEPA BYPASS FILTER X2680 HEPA INTERLOCK KIT
PASS INDOOR BLOWER
MOTOR COMMON WIRE
THROUGH CURRENT LOOP.
SEE HEPA INTERLOCK KIT
FOR INSTALLATION DE-
TAILS
icomfort ENABLED
SL280DFV FURNACE
LVCS VENTILATION CONTROL SYSTEM
SEE LVCS VENTILATION
INSTRUCTIONS FOR
DAMPER & SENSOR WIRING
icomfort ENABLED
SL280DFV FURNACE
icomfort
ENABLED OUTDOOR
AIR CONDITIONING OR
HEAT PUMP UNIT
(POWER COMPANY INTERRUPTION SYSTEMS
ARE WIRED SAME AS OVERFLOW SWITCH)
icomfort ENABLED
SL280DFV FURNACE
CUT
R−DS
W914
DS
R
2 STAGE FURNACE
COMMUNICATING
SYSTEM WIRING
NON−COMMUNICATING
SYSTEM WIRING
HUM" CONTACT IS
CLOSED ANYTIME
HUMIDITY DEMAND
IS PRESENT
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