Lennox HARMONY II User Manual

DAMPER SPECIFICATIONS
ROUND ZONE DAMPERS
Catalog
No.
Dimensions
Dia. (in.)
Air
Volume
(cfm)
Total
Resistance
(In. wg.)
Shipping
Weight
(lbs.)
50 .01
77G99 6 100 .04 2
110 .05
100 .02
78G00 8 150 .03 4
210 .05
100 .01
78G01 10 200 .02 6
325 .05
200 .02
78G02 12 350 .03 8
460 .05
200 .01
78G03 14 400 .02 10
640 .06
RECTANGULAR ZONE DAMPERS
Catalog
No.
Dimensions
W x H (in.)
Air
Volume
(cfm)
Total
Resistance
(In. wg.)
Shipping
Weight
(lbs.)
100 .01
78G04 10 X 8 200 .02 4
325 .05
120 .01
78G05 12 X 8 240 .02 3
395 .05
200 .02
78G06 14 X 8 350 .03 3
460 .05
225 .02
78G07 16 X 8 395 .03 4
520 .05
185 .01
78G08 18 X 8 375 .02 4
600 .06
210 .01
78G09 20 X 8 415 .02 4
665 .06
FIELD WIRING
COIL
ZONE
SYSTEM
CONTROL
PANEL
ZONE
DAMPER
G21V /
GSR21V
FURNACE
OR
CB/CBH21
BLOWER
COIL UNIT
ZONE 1 ZONE 2
*ZONE 3 *ZONE 4
POWER
* NOTE — Zone 3 and Zone 4 Not Available
With Single Speed Outdoor Unit.
THERMOSTAT
(MASTER)
ZONE
SYSTEM
CONTROL
CENTER
ZONE
DAMPER
THERMOSTAT
(Optional)
CONDENSING
UNIT
OR
HEAT PUMP
OUTDOOR
UNIT
ZONE
DAMPER
ZONE
DAMPER
A
A
A
A
B
B
B
B
C
D
G
B
ZONE DAMPER
TRANSFORMER
THERMOSTAT
(Optional)
THERMOSTAT
(Optional)
E
F
A — Three wire low voltage (gas heat systems) — 18 ga. minimum
Five wire low voltage (heat pump systems) — 18 ga. minimum
B — Two wire low voltage — 18 ga. minimum
C — Seven wire low voltage — 18 ga. minimum
D — Six wire low voltage — 18 ga. minimum
E — Two wire low voltage (single speed condensing unit) 18 ga. minimum
Three wire low voltage (two speed condensing unit) 18 ga. minimum
Four wire low voltage (single speed heat pump outdoor unit) 18 ga. minimum
Five wire low voltage (two speed heat pump outdoor unit) 18 ga. minimum
F — Two wire low voltage (discharge air sensor) 18 ga. minimum
G — Two wire low voltage — pressure switch (heat pump only) — 18 ga. minimum
— Field Wiring Not Furnished —
— 3 —

Lennox HARMONY II Specifications

General

Brand	Lennox
Model	HARMONY II
Category	Control Systems
Language	English