Gas Heat/Condensing Unit Systems - Lennox Harmony II Zone Control System Installation Instructions Manual

®
Harmony II Residential Zone Control System − Component Selection

(Gas Heat/Condensing Unit Systems)

START
GAS
HEAT/
CONDENSING
UNIT
ROUND
ZONE DAMPERS
RECTANGULAR
ZONE DAMPERS
DAMPER
TRANSFORMER
up to 5 Dampers
(87344) 45VA
RECOMMENDED MASTER THERMOSTATS
(For a complete selection of alternate thermostats, see
Thermostats Bulletin in Accessories section.)
Description
*1 Htg.-1 Clg. 7 Day Programmable
1 Htg.-1 Clg. 5-2 Day Programmable
1 Htg.-1 Clg. 7 Day Programmable
1 Htg.-1 Clg. 5-1-1 Day Programmable
1 Htg.-1 Clg. Set Back Day Programmable
*Recommended master thermostat.
Description
6 in. (152 mm) dia. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
8 in. (203 mm) dia. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
10 in. (254 mm) dia. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
12 in. (305 mm) dia. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
14 in. (356 mm) dia. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
UP-FLOW
UP-FLOW
FURNACE
G21V SERIES
OR
G32V SERIES
W/ EVAP. COIL
HORIZONTAL OR
DOWN-FLOW
HORIZONTAL OR
DOWN-FLOW
FURNACE
GSR21V SERIES
W/ EVAP. COIL
ZONE
THERMOSTAT
(One Required
For Each
Additional Zone)
NO
ECONOMIZER
DAMPERS
EMD14-65 or
EMD14M-65
Catalog
. . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . .
. . . . . . . . . . .
ROUND DAMPERS
TWO ZONES
NO
G32V Only
TEMPERATURE
MODULATION
SWITCH
(72H45)
TWO, THREE
OR FOUR
ZONES
ZONE 1
MASTER
THERMOSTAT
ECONOMIZER
DAMPERS
WIRING HARNESS
120 volts (14H57)
RECOMMENDED MASTER THERMOSTATS
(For a complete selection of alternate thermostats, see
Thermostats Bulletin in Accessories section.)
No. Description
90J38 *1 Htg.-1 Clg. 7 Day Programmable
18H10 1 Htg.-1 Clg. 5-2 Day Programmable
18H11 1 Htg.-1 Clg. 7 Day Programmable
27H31 1 Htg.-1 Clg. 5-1-1 Day Programmable
90J34 1 Htg.-1 Clg. Set Back Day Programmable
*Recommended master thermostat.
ZONE DAMPERS
Catalog
No.
Description
77G99
10 in. x 8 in. (254 x 203 mm)
78G00
12 in. x 8 in. (305 x 203 mm)
78G01
14 in. x 8 in. (356 x 203 mm)
78G02
16 in. x 8 in. (406 x 203 mm)
78G03
18 in. x 8 in. (457 x 203 mm)
20 in. x 8 in. (508 x 203 mm)
Page 4
SINGLE SPEED
CONDENSING UNIT
HS26
HS27
HS29
10ACB
TWO-SPEED
CONDENSING UNIT
HS21
DISCHARGE AIR
SENSOR PROBE
(16J98)
NO
ELECTRONIC AIR
CLEANER
EAC17-14 (75H10)
EAC17-14SQ (75H11)
EAC17-20 (75H12)
. . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . .
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RECTANGULAR DAMPERS
. . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . .
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CONTROL
CENTER
(16J95)
CONTROL
PANEL
(16J96)
STOP
Catalog
No.
90J38
18H10
18H11
27H31
90J34
Catalog
No.
78G04
78G05
78G06
78G07
78G08
78G09