6 Wire, 2 Stage Cooling, 1 Stage Heat
O
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Gas or _ Heat"
24 vac common
f_n ml_v
compressor relay
1st staae heat cJrcuit
24 vac retum
2nd staqe compressor relay
• if usingelectricheat, thisoptionmust
beselecteddu#ngadvancedsetup.
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0 Residen_aJ& comrnenSal1 StageCooling,
W2 Y2 R Wl YI G C **_th2 StageGas or ElectricHeat"
_ _ Thermostat
fr
24 vac common
fan mlav
comDP_sor reJav
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