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See also:
Owner's Manual
Digital
Digital
Thermostat
Thermostat
Control up to 2 Heat &
2 Cool Stages
Single Day Programmable
4 Settings/Day
Auto Changeover
5 minute Built-In
Compressor Protection
Self-Prompting Programming
Display Either F or C
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
T1
Single Day
Single Day
PROGRAMMABLE
PROGRAMMABLE
up to
2-heat
up to
2-heat
& 2-cool
& 2-cool
HEAT
COOL
Mounts Flush with the Wall
Back-Lit display
One For All Works with
Virtually All Equipment
Non-Volatile memory
Keypad lockout
Single or Dual setpoint
with Adjustable Deadband
'O' or 'B' Terminal
Optional: Outdoor Sensor
Venstar Inc. 08/07
000FS
HEAT
PUMP
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Summary of Contents for Venstar T1000FS
- Page 1 Display Either F or C Optional: 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...
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Page 2: Table Of Contents
AIR CONDITIONER BEFORE REMOVING THE OLD THERMOSTAT AND INSTALLING WARNING THE NEW THERMOSTAT. Venstar Inc. 08/07 P/N T1000FS 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 accomplished by following these step by step instructions. If you are unsure about any of these steps, call a qualified technician for assistance. Assemble tools & recommended FLATSTAT Junction Box*. FlatStat EXTENDS in Small... -
Page 4: Step #2 Remove & Replace Old Thermostat
STEP #2 REMOVE & REPLACE OLD THERMOSTAT Remove the cover of the old thermostat. If it does not come off easily check for screws. Loosen the screws holding the thermostat base or subbase to the wall, and lift away. Disconnect the wires from the old thermostat. -
Page 5: Step #3 Wire Connections
STEP #3 WIRE CONNECTIONS If the terminal designations on your old thermostat do not match those on the new thermostat, refer to the chart below, or the wiring diagrams that follow. I n s t a l l t h e Wire from the thermos tat thermostat... - Page 6 Sample Wiring Diagrams Gas or Electric Heat 5 Wire, 1 Stage Cooling, 1 Stage Gas Heat Residential Gas or Electric Heat*, Electric Cool, split systems & package units RS+5 W1-O-B POWER GAS VALVE STRIP HEAT COMPRESSOR COMMON * If using first stage electric heat, this option must be selected ON (see page 12, step 6 of Owner’s Manual).
- Page 7 Sample Wiring Diagrams Gas or Electric Heat 4 Wire, 1 Stage Cooling, 1 Stage Gas Heat Residential Gas or Electric Heat*, Electric Cool, split systems & package units RS+5 W1-O-B POWER GAS VALVE STRIP HEAT COMPRESSOR * If using first stage electric heat, this option must be selected ON (see page 12, step 6 of Owner’s Manual).
- Page 8 Sample Wiring Diagrams Gas or Electric Heat 6 Wire, 2 Stage Cooling, 1 Stage Gas Heat Residential two stage cooling with Gas or Electric Heat*. RS+5 W1-O-B POWER GAS VALVE STRIP HEAT COMPRESSOR COMMON 2nd STAGE COOLING * If using first stage electric heat, this option must be selected ON (see page 12, step 6 of Owner’s Manual).
- Page 9 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* RS+5 W1-O-B POWER GAS VALVE STRIP HEAT COMPRESSOR COMMON 2nd STAGE HEATING * If using first stage electric heat, this option must be selected ON (see page 12, step 6 of Owner’s Manual).
- Page 10 Sample Wiring Diagrams Gas or Electric Heat Commercial Gas or Electric Heat *, 7 Wire, 2 Stage Cooling, 2 Stage Heat Electric Cool, split systems & package units including Commercial Heat Pumps ** RS+5 W1-O-B POWER GAS VALVE STRIP HEAT COMPRESSOR COMMON 2nd STAGE...
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Page 11: Heat Pump
Sample Wiring Diagrams 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. RS+5 W1-O-B POWER REVERSING VALVE** COMPRESSOR COMMON * This option must be selected ON during advanced setup (see page 12, step 4 of Owner’s Manual). - Page 12 Sample Wiring Diagrams Heat Pump 6 Wire, 1 Stage Cooling, 2 Stage Heat-Heat Pump* with O or b reversing valve**. Residential Heat Pumps, split systems & package units, with auxiliary heat. RS+5 W1-O-B POWER REVERSING VALVE** COMPRESSOR COMMON 2nd STAGE HEATING * This option must be selected ON during advanced setup (see page 12, step 4 of Owner’s Manual).
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Page 13: Step #4: Test Operation
STEP #4 TEST OPERATION Turn the power on to the Heating/Air Conditioning system. Press the MODE button repeatedly until the HEAT icon appears on the display. Press the UP or DOWN buttons until the set temperature is 10 degrees above room temperature. -
Page 14: Troubleshooting
TROUBLESHOOTING SYMPTOM: When using 4 wires (R, G, W, Y), 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 250 ohm, 10 watt power resistor at the furnace as shown below. - Page 15 "conventional" (non-heat pump) system. REMEDY: See page 12 of the Owner's Manual and set step 4 to OFF to enable gas electric operation. FlatStat T1000FS Tested to Comply with FCC Standards FOR HOME OR OFFICE USE 4Z95 P/N 88-614 Rev.