Option 1 Field Wiring Diagram - Lennox Harmony II Zone Control System Installation Instructions Manual

Option 1 − Harmony Zone Control Center Field Wiring with
G32V/G21V/GSR21V Series Furnace and Lennox Condensing Unit
R
Y
O
W
C
R
Y
O
W
C
CONTROL
PANEL
6
5
4
3
2
1
DISCHARGE
PROBE
*G32V only: remove pin #3 of the J73 terminal of the VSP control. Remove the factory jumper between Y1 & DS at the terminal strip
INDOOR UNIT
TRANSFORMER
R
C
DIAG
THERMOSTATS
1
Y1
DIAG
R1
2
DIAG
Y1
O1
3
O1 DIAG
4
W1
W1
C1
Y2
R2
Y2
O2
O2
W2
W2
C2
Y3
R3
Y3
O3
O3
W3 W3
C3
Y4
R4
Y4
O4
O4
W4
W4
C4
CONTROL
PANEL
6
5
4
3
2
1
PRESSURE
SWITCH
DISCHARGE
PROBE
F1
F2
DAMPER
TRANSFORMER
AIR
SELECTION
25%
35%
45%
SW1
55%
65%
75%
85%
95%
OFF
25%
35%
45%
55%
65%
75%
85%
95%
OFF
25%
35%
45%
55%
65%
75%
85%
95%
OFF
25%
35%
W1
45%
W2
55%
65%
W3
75%
85%
95%
CONTINUOUS
75%
AIR
50%
REDUCTION
0%
HP3
HP2
INDOOR
HP1
UNIT
G21V
or GAS
H+
DIS- H−
C+
CHARGE
C−
AIR TEMP.
OUTDOOR
1SPD
UNIT
2 SPD
HEATING AIR
REDUCTION
Figure 23
Page 22
DAMPER TRANSFORMER
24VAC
IN
DAMPERS
1DZ
2DZ
3DZ
4DZ
INDOOR
UNIT
G G
W1
W2
W3
DS
OUTDOOR
UNIT
W1
Y1
Y1
Y2
Y2
0
O
120 VAC
G32V ONLY*
TEMP.
MODULE
SWITCH
Fan line
Fan low
W2
NM
NOTE − HEAT-
G
ING BLOWER
JUMPER MUST
W1
BE ON SETTING
2.
DS
R
C
C
Y1
Y2