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Sample Wiring Diagrams

Gas or Electric Heat

6 Wire, 1 Stage Cooling, 2 Stage Heat

Residential & commercial 1 Stage Cooling,
with 2 Stage Gas or Electric Heat*

C

G

R

Y1 W2 W1 Y2

O

B

*

 If using first stage electric heat, this option must be 

  selected ON (see page 11, step #6 of Owner’s Manual).

POWER

R

COMPRESSOR

Y

W

GAS VALVE

or

STRIP HEAT

COMMON

C

FAN

G

2nd STAGE
HEATING

W

2

Page 8

Summary of Contents for T1010

Page 1: ...OGRAMMABLE Single Day PROGRAMMABLE Single Day up to 2 cool up to 2 cool 2 heat 2 heat THERMOSTAT Control up to 2 Heat 2 Cool Stages HP Stages 2 Heat 2 cool Single Day Programmable 4 Settings Per Day Auto Changeover 5 min Built In Compressor Protection Back Lit Display One For All Works with Virtually All Equipment O or B Terminal Non Volatile Memory Keypad Lockout Display Either F or C INSTALLATIO...

Page 2: ...HEATER AIR CONDITIONER BEFORE REMOVING THE OLD THERMOSTAT AND INSTALLING THE NEW THERMOSTAT WARNING P N T1010 This device complies with Part 15 of the FCC rules Operation is subject to the following two conditions 1 This device may not cause harmful interference and 2 this device must accept any interference received including interference that may cause undesired operation Venstar Inc 08 07 Page ...

Page 3: ... Stripper Make sure your Heater Air Conditioner is working properly before beginning installation of the thermostat Carefully unpack the thermostat Save the screws wall anchors and instructions STEP 1 PREPARATION Turn off the power to the Heating Air Conditioning system at the main fuse panel Most residential systems have a separate breaker for disconnecting power to the furnace AUTO COOL 76 HEAT ...

Page 4: ...s from the old thermostat Tape the ends of the wires as you disconnect them and mark them with the letter of the terminal for easy reconnection to the new thermostat Keep the old thermostat for reference purposes until your new thermostat is functioning properly STEP 2 REMOVE REPLACE OLD THERMOSTAT AUTO COOL 76 HEAT 68 AUTO COOL 76 HEAT 68 AUTO COOL 76 HEAT 68 AUTO COOL 76 HEAT 68 Page 3 ...

Page 5: ...hat follow C may not be used on all systems O b is used if your system is a Heat Pump Wire from the old thermostat terminal marked Function Install on the new thermos tat connector marked G or F Fan G Y1 Y or C Cooling Y1 W1 W or H Heating W1 O B W1 O B Power Rh R M Vr A R C O b C Common Rev Valve Y2 Y2 W2 W2 2nd Stage Cool 2nd Stage Heat AUTO COOL 76 HEAT 68 Page 4 ...

Page 6: ...ption must be selected ON see page 11 step 6 of Owner s Manual Gas or Electric Heat 5 Wire 1 Stage Cooling 1 Stage Gas Heat Residential Gas or Electric Heat Electric Cool split systems package units POWER R COMPRESSOR Y W GAS VALVE or STRIP HEAT COMMON C FAN G C G R Y1 W2 W1 O B Y2 Page 5 ...

Page 7: ...age Gas Heat Residential Gas or Electric Heat Electric Cool split systems package units If using first stage electric heat this option must be selected ON see page 11 step 6 of Owner s Manual POWER R COMPRESSOR Y W GAS VALVE or STRIP HEAT FAN G C G R Y1 W2 W1 O B Y2 Page 6 ...

Page 8: ...s Heat Residential two stage cooling with Gas or Electric Heat C G R Y1 W2 W1 Y2 O B If using first stage electric heat this option must be selected ON see page 11 step 6 of Owner s Manual POWER R COMPRESSOR Y 2nd STAGE COOLING Y2 COMMON C FAN G W GAS VALVE or STRIP HEAT Page 7 ...

Page 9: ...idential commercial 1 Stage Cooling with 2 Stage Gas or Electric Heat C G R Y1 W2 W1 Y2 O B If using first stage electric heat this option must be selected ON see page 11 step 6 of Owner s Manual POWER R COMPRESSOR Y W GAS VALVE or STRIP HEAT COMMON C FAN G 2nd STAGE HEATING W2 Page 8 ...

Page 10: ...Heat 7 Wire 2 Stage Cooling 2 Stage Heat selected ON see page 11 step 6 of Owner s Manual Commercial heat pumps do not have the heat pump turned ON in advanced setup see page 11 step 4 of Owner s Manual If using first stage electric heat this option must be POWER R COMPRESSOR Y 2nd STAGE COOLING Y2 FAN G 2nd STAGE HEATING W2 COMMON C W GAS VALVE or STRIP HEAT Page 9 ...

Page 11: ... must be selected O or b during advanced setup see page 11 step 5 of Owner s Manual Heat Pump 5 Wire 1 Stage Cooling 1 Stage Heat Heat Pump with O or b reversing valve Residential Heat Pumps split systems package units with no auxiliary heat POWER R COMPRESSOR Y O B REVERSING VALVE COMMON C FAN G C G R Y1 W2 W1 O B Y2 Page 10 ...

Page 12: ... 2 Stage Heat Heat Pump with O or b reversing valve Residential Heat Pumps split systems package units with auxiliary heat This option must be selected ON during advanced setup see page 11 step 4 of Owner s Manual This option must be selected O or b during advanced setup see page 11 step 5 of Owner s Manual O B REVERSING VALVE Page 11 ...

Page 13: ...room temperature Press the FAN button to Fan On The fan should turn on and run continuously Press the MODE button repeatedly until the COOL icon appears on the display Press the UP or DOWN buttons until the set temperature is 10 degrees below room temperature The HVAC unit should energize in the cooling mode NOTE Most equipment has a time delay of 5 minutes between cool cycles This feature is defe...

Page 14: ...urnace as shown below TROUBLESHOOTING SYMPTOM The air conditioning does not attempt to turn on CAUSE The compressor timer lockout may prevent the air conditioner from turning on for a period of time REMEDY See page 12 of the Owner s Manual and configure step 9 to defeat the 5 minute compressor lockout SYMPTOM The display is blank CAUSE Lack of proper power REMEDY Make sure power is turned on to th...

Page 15: ...tion TROUBLESHOOTING SYMPTOM When calling for cooling both the heat and cool come on CAUSE The thermostat is configured to control a heat pump and the HVAC system is a conventional non heat pump system REMEDY See page 11 of the Owner s Manual and set step 4 to OFF to enable gas electric operation P N 88 608 Rev 1 C c F FOR HOME OR OFFICE USE Tested to Comply with FCC Standards STAR T1010 AUTO COOL...

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