Venstar T0051FS Owner's Manual

OWNER'S MANUALMODEL 33CS050/1-FSProgrammableDigital ThermostatSmartTemp EquippedDigital Temperature SelectionCan Display Setpoint, OnlyThermoglow

Sample Wiring DiagramsGas or Electric Heat6 Wire, 1 Stage Cooling, 2 Stage HeatResidential & commercial 1 Stage Cooling,with 2 Stage Gas or Electr

Commercial Gas or Electric Heat *,Electric Cool, split systems & package unitsincluding Commercial Heat Pumps **Sample Wiring DiagramsGas or Elect

Sample Wiring Diagrams* This option must be selected ON during advanced setup (see page 15, step 11 of Owner’s Manual).** This option must be select

Sample Wiring DiagramsHeat PumpCK1GNDRSRS+5W2Y2 C G Y1W1-O-B RPOWERRCOMPRESSORY O/bREVERSING VALVE**COMMONCFANG6 Wire, 1 Stage Cooling, 2 Stage Heat-H

STEP #4TEST OPERATIONPress the MODE button repeatedly untilthe HEAT icon appears on the display.Press the UP or DOWN buttons until the sett

SYMPTOM: When using 4 wires (R, G, W, Y), the air conditioning equipment tries repeatedly to turn on, but cannot. At tim

SYMPTOM: When controlling a residential heat pump, and asking for cooling, the heat comes on.CAUSE: Heat pump is not selected &quo

Table Of ContentsStep #1: Preparation Step #2: Remove & Replace Old ThermostatStep #3: Wire Connect

*‘Mud rings’ or Remodel boxes will not fit. The provided FlatStatWall Hanger may also be used. See page 3.Proper installation of the thermostat will

Installation Instructions - FlatStat Wall HangerTMAgain, making sure the wall bracket is straight upand down, secure the bracket to the wall with th

Remove the cover of the old thermostat.If it does not come off easily check forscrews.Loosen the screws holding the thermostatbase or subbase

STEP #3WIRE CONNECTIONSIf the terminal designations on your oldthermostat do not match those on the new thermostat, refer to the chart be

Sample Wiring Diagrams* If using first stage electric heat, this option must be selected ON (see page 15, step 13 of Owner’s Manual).Gas or Electric

Sample Wiring DiagramsGas or Electric Heat4 Wire, 1 Stage Cooling, 1 Stage Gas HeatResidential Gas or Electric Heat*, Electric Cool, split systems &am

Sample Wiring DiagramsGas or Electric Heat6 Wire, 2 Stage Cooling, 1 Stage Gas HeatResidential two stage cooling withGas or Electric Heat*.CK1GNDRSRS+