6 Wire, 2 Stage Cooling, 1 Stage Heat
O
W2 Y2 R W1 YI G C
T,...o.tat
ResidenSal 2 Stage Cooling, with
Gas c_ Electric Heat"
L
>'K
E
24 vac common _ C
fan relay _ G
COmlDressor relav _-_
Y1
0
_ J
I st staoe heat circuit
W1
24 vac return
R
2nd staqe compressor relay >_'
Y2
* If using electric heat, this option must W2
be selected during advanced setup.
6 Wire, 1 Stage Cooling, 2 Stage Heat
O R_id enlJa[& commerdal1 Stage Co_ing,
W2 Y2 R Wl Y1 G C with2StageGasorElecUicHeat"
_I Thermostat
24 vac common
fan relay
comDressor relav
1st stage heat circuit
24 vac return
2nd RtRn_ h_Rt _irnHit
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L
E
C
G
YI
O
Wl
R
Y2
vV2
Poge 6
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