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Figure 27. Gas Furnace 2-Speed Wiring
(Lennox Furnace EL296UH090XV60C 2-Speed Connection Shown)
FAN FAN CTON HTON AUXH
W1 W2 G Y2 Y1 R DH L O DS
CTON HTON AUXH
C C
24V
1A (X6)
W951
HP
R-O
W914
DEH
R-DS
W915
2 CMP
Y1-Y2
24VAC
~
2 Cooling Speeds Wiring
DEH OPTDEH OPTHoL Mo LoC
X X X
0~250V
1A (X3)
P3 AHU Control Kit
Example Furnace LII EL296E
2 cooling HP spd
use 1 stage thermostat DIP1=1, 2nd stg gas turns on by time 7.5 (0) default or 12 min (1) set at
furnace DIP2, ALT spd set by furnace control
2 speeds (H, L) set at AHU kit SW5-1 & 2=01
RLY H (TPST)
H1 H2
RLY L (SPST)
H L
FIELD SUPPLIED
L1
RLY H N.O. 2
RLY H N.O. 1
RLY L N.O. 1
EL296UH090XV60C