Owner's Manual
Page 11
if your existing thermostat is marked: CONVENTIONAL HVAC SYSTEMS label the wire with this sticker: if your existing thermostat is marked: label the wire with this sticker: Y1 / Y2 Cooling Stage 1 or 2 Y1 Y2 Y2 Y1 R/RC R / RC Cooling Transformer Power Supply R/RC W1 / W2 Heating Stage 1 or 2 W1 W2 W2 W1 C C 24 VAC Common (if available) C G G Fan G RH RH Heating Transformer Power Supply RH See pages 72-73 for a complete wiring diagram. 10 44002-01 r051807
if your existing thermostat is marked: CONVENTIONAL HVAC SYSTEMS label the wire with this sticker: if your existing thermostat is marked: label the wire with this sticker: Y1 / Y2 Cooling Stage 1 or 2 Y1 Y2 Y2 Y1 R/RC R / RC Cooling Transformer Power Supply R/RC W1 / W2 Heating Stage 1 or 2 W1 W2 W2 W1 C C 24 VAC Common (if available) C G G Fan G RH RH Heating Transformer Power Supply RH See pages 72-73 for a complete wiring diagram. 10 44002-01 r051807
Owner's Manual
Page 12
if your existing thermostat is marked: HEAT PUMP SYSTEMS label the wire with this sticker: if your existing thermostat is marked: label the wire with this sticker: Y1 / Y2 Compressor Stage 1 or 2 Y1 Y2 Y2 Y1 C 24 VAC Common C C O W2 Auxilliary Heat W2 W2 O Cool Mode Powered Reverse Valve O G Fan G G E Emergency Heat E E R/RC R / RC 24 VAC Power Supply R/RC B B Heat Mode Powered Reverse Valve B L L System Monitor L See pages 74 for a complete wiring diagram. 44002-01 r051807 11
if your existing thermostat is marked: HEAT PUMP SYSTEMS label the wire with this sticker: if your existing thermostat is marked: label the wire with this sticker: Y1 / Y2 Compressor Stage 1 or 2 Y1 Y2 Y2 Y1 C 24 VAC Common C C O W2 Auxilliary Heat W2 W2 O Cool Mode Powered Reverse Valve O G Fan G G E Emergency Heat E E R/RC R / RC 24 VAC Power Supply R/RC B B Heat Mode Powered Reverse Valve B L L System Monitor L See pages 74 for a complete wiring diagram. 44002-01 r051807 11
