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Venstar TSTATEZ Installation Instructions Manual
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Venstar TSTATEZ Installation Instructions Manual

Venstar TSTATEZ Installation Instructions Manual

Residential single day programmable up to 2-heat & 2-cool thermostat
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See also: Owner's Manual
Enlarged version
E
asy
Stat
Stat
Single Day
Single Day
PROGRAMMABLE
PROGRAMMABLE
Non-Volatile Memory - Retains settings
in the event of a power failure
Outdoor Sensor Ready -
Compatible with the
optional wired, or wireless
Outdoor Sensor
Use with most Air Conditioning & Heating Systems including: 1 or 2 Stage
Electric Cooling & 2 Stage Gas Heating, Heat Pump, Electric or Hydronic Heat.
INSTALLATION
INSTALLATION
INSTRUCTIONS
INSTRUCTIONS
residential
THERMOSTAT
TSTATEZ
world's easiest
world's easiest
PROGRAMMABLE THERMOSTAT
PROGRAMMABLE THERMOSTAT
up to
2-heat
up to
2-heat
& 2-cool
& 2-cool
One for All - Can Control:
- Gas / Electric
- Heat Pump
- Electric Heat
- Hydronic Systems
HEAT
COOL
Venstar Inc. 08/07
HEAT
PUMP

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Summary of Contents for Venstar TSTATEZ

  • Page 1 PUMP Outdoor Sensor Use with most Air Conditioning & Heating Systems including: 1 or 2 Stage Electric Cooling & 2 Stage Gas Heating, Heat Pump, Electric or Hydronic Heat. INSTALLATION INSTALLATION INSTRUCTIONS INSTRUCTIONS Venstar Inc. 08/07...

  • Page 2: Table Of Contents

    AIR CONDITIONER BEFORE REMOVING THE OLD THERMOSTAT AND INSTALLING WARNING THE NEW THERMOSTAT. Venstar Inc. 08/07 P/N TSTAT1100EZ 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.

  • Page 3: Step #1 Preparation

    STEP #1 PREPARATION Proper installation of the thermostat will be Proper installation of the thermostat will be i2:00 HEAT accomplished by following these step accomplished by following these step WAKE by step instructions. If you are unsure by step instructions. If you are unsure about any of these steps, call a qualified about any of these steps, call a qualified technician for assistance.

  • Page 4: Step #2 Remove & Replace Old Thermostat

    STEP #2 REMOVE & REPLACE OLD THERMOSTAT Remove the cover of the old thermostat. i2:00 HEAT If it does not come off easily check for WAKE screws. Loosen the screws holding the thermostat i2:00 HEAT WAKE base or subbase to the wall, and lift away. Disconnect the wires from the old i2:00 HEAT...

  • Page 5: Step #3 Wire Connections

    STEP #3 WIRE CONNECTIONS If the terminal designations on your old i2:00 HEAT WAKE thermostat do not match those on the new thermostat, refer to the chart below, or the wiring diagrams that follow. Install on the Wire from the new thermostat old thermostat Function...

  • Page 6: Sample Wiring Diagrams

    Sample Wiring Diagrams 5 Wire, 1 Stage Cooling, 1 Stage Gas Heat Residential Gas or Electric Heat *, Electric Cool, split systems & package units Thermostat 24 vac common fan relay compressor relay 1st stage heat circuit 24 vac return 4 Wire, 1 Stage Cooling, 1 Stage Gas Heat Residential Gas or Electric Heat *, Electric Cool, split systems &...
  • Page 7 Sample Wiring Diagrams 6 Wire, 2 Stage Cooling, 1 Stage Heat Residential 2 Stage Cooling, with Gas or Electric Heat* Thermostat 24 vac common fan relay compressor relay 1st stage heat circuit 24 vac return 2nd stage compressor relay 6 Wire, 1 Stage Cooling, 2 Stage Heat Residential &...
  • Page 8 Sample Wiring Diagrams Commercial Gas or Electric Heat *, 7 Wire, 2 Stage Cooling, 2 Stage Heat Electric Cool, split systems & package units including Commercial Heat Pumps ** Thermostat 24 vac common fan relay compressor relay 1st stage heat circuit 24 vac return 2nd stage compressor relay 2nd stage heat circuit...
  • Page 9 Sample Wiring Diagram 6 Wire, 1 Stage Cooling, 2 Stage Heat, Heat Pump * Most residential split and package heat pumps with auxiliary heat Thermostat 24 vac common fan relay compressor relay 1st stage heat circuit 24 vac return 2nd stage heat circuit * The heat pump option must be selected on during advanced setup.

  • Page 10: Step #4: Test Operation

    STEP #4 TEST OPERATION Turn the power on to the Heating/Air i2:00 HEAT Conditioning system. WAKE On the thermostat, press the MODE/NEXT i2:00 HEAT button repeatedly until the HEAT icon WAKE appears on the display. Press the UP or DOWN button until the set temperature is 10 degrees above room temperature.

  • Page 11: Troubleshooting

    TROUBLESHOOTING SYMPTOM: When using 4 wires (R, G, W, Y), i2:00 HEAT WAKE the air conditioning equipment tries repeatedly to turn on, but cannot. At times the display dims or disappears. CAUSE: There is not enough power available to "power share". REMEDY: Connect a 270 ohm, 10 watt power resistor at the furnace as shown below.
  • Page 12 TROUBLESHOOTING SYMPTOM: When controlling a Residential Heat i2:00 HEAT WAKE Pump, cooling energizes with a demand for heat. CAUSE: Heat pump is not selected "YES" in the Advanced Setup. REMEDY: See page 9 of the Owner's Manual and configure step 4 to enable heat pump operation.

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