View TCONT602 Installer - Butcher Distributors, Inc

WiringCAUTION: ELECTRICAL HAZARD. Can cause electrical shock or equipment damage.Disconnect power before wiring.Keep wires in thisshaded areaWiring1 Loosen screw terminals, insertwires into terminal block, thenre-tighten screws.2 Push excess wire back into thewall opening. Keep wires in shadedarea as shown at left.3 Plug the wall opening with nonflammableinsulation to preventdrafts from affecting ComfortControl operation.Heat PumpHeat/CoolNOTESR & Rc terminalsIn single-transformer system, leave metaljumper in place between R & Rc. Removemetal jumper if two-transformer system.B terminalB is the common wire terminal.W (O) terminalIf Comfort Control is configured for a heatpump in the Installer Setup, changeover valveis configured for cool (“O” factory setting).F terminal (Output)Heat pump reset. F terminal powered continuouslywhen Comfort Control is set to Em Heat.Configure Comfort Control for 2 heat/1 coolheat pump in the Installer Setup.Wire specificationsUse 18- to 22-gauge Comfort Control wire.Shielded cable is not required.Terminal DesignationsConventional Terminal Letters:Y2 2nd stage compressor contactorW2 2nd stage heat relayG Fan relayW 1st stage heat relayB Common wire from secondary side ofcooling system transformerY 1st stage compressor contactorR Heating power. Connect to secondaryside of heating system transformer.Rc Cooling power. Connect to secondaryside of cooling system transformer.Heat Pump Terminal Letters:F Heat pump reset. F terminal poweredcontinuously when System is set toEm Heat.X2 Emergency heat relayW1 Auxiliary heat relayG Fan relayO Changeover valve for heat pumpsB Common wire from secondary side ofcooling system transformer.Y Compressor contactorR Heating power. Connect to secondaryside of heating system transformer.Rc Cooling power. Connect to secondaryside of cooling system transformer.4