Lennox Harmony II Zone Control System

Page 25
*G32V only: remove pin #3 of the J73 terminal of the VSP control. Remove the factory jumper between Y1 & DS at the terminal strip
K43−1
F2F1
Option 1 − Harmony Zone Control Center Field Wiring in Economizer Applications
with G32V, G21V/GSR21V Series Furnace and Lennox Condensing Unit
Figure 26
W2
NM
*K43
ACC
N
24V (T1)
(LINE VOLTAGE)
J3 P4
13
2
1
12
3
6
7
GRAY
BLUE
PINK
RED
BLACK
* K43 RELAY FIELD-PROVIDED
CONDENSING UNIT
TEMP.
MODULE
SWITCH
Fan line
Fan low
G32V ONLY*
HP3
HP2
HP1
G21V
or GAS
FURNACE
*G32V only
NOTE − HEATING BLOW-
ER JUMPER MUST BE ON
SETTING 2.