SF SFTHRP121WFC Owner'S Manual And Installation Instructions Download Page 1

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Premier Series

Digital

Thermostat

Owner’s Manual

and Installation

Instructions

RESIDENTIAL

model

SFTHRP121WFC

Summary of Contents for SFTHRP121WFC

Page 1: ...Premier Series Digital Thermostat Owner s Manual and Installation Instructions RESIDENTIAL model SFTHRP121WFC...

Page 2: ...ally firmware updates are released by the manufacturer to add features and or performance enhancements This manual was produced reflecting the most current firmware feature set at the time of publicat...

Page 3: ...int Heat Setpoint The coolest temperature that the space should drop to before heating is turned on without regard to deadband Icon The word or symbol that appears on the thermostat display Mode The c...

Page 4: ...isplay Options 17 Programming Vacation Away Settings 18 Emergency Heat 18 Wireless Module 19 Service Filter 20 Runtimes 21 Time Period Programming 22 INSTALLER SETUP Program Mode Operation 24 Setpoint...

Page 5: ...o Know Your Thermostat Optional WiFi Module Backlit Scrolling Display Backlit LCD Display Heat or Cool Demand Indicator Red Heat Green Cool Backlit Cooler Warmer Buttons Setup Buttons Behind Door Mode...

Page 6: ...2 Get To Know Your Thermostat Setup Buttons...

Page 7: ...mperature and displays the outdoor temperature when selected 5 Mode Indicators Selects the operational mode of the equipment HEAT Indicates the heating mode COOL Indicates the air conditioning mode HE...

Page 8: ...de 10 Desired SetTemperature Indicates desired room temperature s Also displays the highest and lowest temperatures for the day 11 Wi Fi icons One dot indicates the thermostat recognizes the wireless...

Page 9: ...2nd3rd Stage Am Pm 18 88 188 188 88 188 14 13 13 Fan On icon Indicates constant continuous fan operation When Fan On is not lit indicates the fan will only operate when necessary to heat or to cool 14...

Page 10: ...buttons Press the SET CLOCK button to confirm settings TIP To adjust the time by hours press and hold the FAN button while pressing the WARMER or COOLER buttons Selecting the Heat or Cool Mode Select...

Page 11: ...gles this feature on or off If you don t see Fan On the fan is in auto mode and will only turn on during a heat or cool demand FAN ON AUTO ACCESRY STATUS OUTDOOR Viewing the Temperature Sensors OUTDOO...

Page 12: ...f 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 Remove the cover of the old thermostat...

Page 13: ...wiring diagrams that follow Wire from the Install on the old thermostat Function new thermostat terminal marked connector marked G or F Fan G Y1 Y Cooling Y1 W1 W Heating W1 0 B Rh R M Vr A Power R C...

Page 14: ...at is NOT mounted on wall R G W1 O B W2 Y1 DEHUM HUM C AUX OUTDOOR SENSOR DRY CONTACT R 24 VAC return G Fan relay W1 O B 1st stage heat circuit W2 2nd stage heat circuit Y1 1st stage compressor relay...

Page 15: ...sen the thermostat will energize the fan in heating 2 When GAS EL or HP is set for HP This switch GAS or ELEC defines the Aux Heat type When GAS is chosen the auxiliary heat will not be allowed to run...

Page 16: ...ntial Commercial 1 Stage Cooling with 1 stage Electric Heat 5 Wire 1 Stage Cooling 1 Stage Heat 24VAC Power 24VAC Common 1st Stage Heat 1st Stage Cool Fan Residential Commercial 2 Stage Cooling with 3...

Page 17: ...Cool or Heat G Fan Setup Step 25 is set to 2 Number of Compressor Stages Residential Commercial Heat Pump with O Reversing Valve 6 Wire 1 Stage Cooling 2 Stage Heat R 24VAC Power C 24VAC Common W1 O...

Page 18: ...14 Installation Instructions Sample Wiring Diagrams Dry Contact Dry Contact G Y1 R W1 O B W2 C DRY CONTACT OUTDOOR SENSOR 12 11 10 9 8 7 6 5 4 3 2 1 Accessory such as a Time Clock or door switch...

Page 19: ...NT Press WARMER forYes or COOLER for No If Yes is chosen press WARMER to turn on heat or COOLER to turn on Cooling The scrolling display will read NOTHING ON Next Press WARMER to turn on and cycle up...

Page 20: ...light can be adjusted between Off and seven levels of brightness Night Dimmer setup step 5 Selecting On allows for automatic dimming of the display at night Night Dimmer Brightness setup step 6 OFF th...

Page 21: ...entered Fast 12 00 12 00 WARMER COOLER MODE SETUP DISPLAY Press the SETUP button then press MODE repeatedly until the Scrolling Method setup step appears Use the WARMER or COOLER buttons to make selec...

Page 22: ...ton use specifies a duration of days for these settings whereas Away maintains these settings until the HOME AWAY button is pressed again When the VACATION button is pressed and the thermostat detects...

Page 23: ...many of the wireless devices this status includes Battery Level Signal Strength and LastTime Updated If there is an optional wireless module installed the ACCESSORY SETUP button allows the user to li...

Page 24: ...of fan runtime in the Heating mode Cooling mode and in stand alone Fan operation Press FAN to reset Current Service Filter Calendar Days Setup Step 10 This counter displays the total number of calend...

Page 25: ...reens UV Lamp Runtime setup steps 11 14 Current UV Lamp Calendar Days setup step 11 This counter displays the total number of calendar days that have elapsed to help the user track UV lamp runtime Pre...

Page 26: ...riod Program is off RUN Time Period Program is running HOLDTO SET Press and hold PROGRAM to makeTime Period Programming changes Select Day of Week to program Press the WARMER or COOLER buttons to choo...

Page 27: ...d mode which includes OFF You may be limited by the available modes in advanced Installer setup step 2 Press MODE to advance to the next step Select Morning StartTime Press the WARMER or COOLER button...

Page 28: ...mostat to turn on heating or cooling based on room temperature demand Also allows the manual selection of HEAT only or COOL only and OFF Heat and Cool Allows the thermostat to turn on heating or cooli...

Page 29: ...for the compressor Settings are 5 min 3 min or 0 min Minimum Heat Cool Setpoint Difference setup step 19 This feature allows the user to set the minimum gap between Heat and Cool setpoints in AUTO mod...

Page 30: ...setpoint before the first stage of heating or cooling is allowed to turn on 1 6 degrees For example if the heat setpoint is 68 and the 1st Stage deadband is set to 2 degrees the room temperature will...

Page 31: ...If FDD is selected when the dry contact is active the scrolling display will read Equipment fault This error message will disappear when the Dry Contact is idle Closed Normally Closed The dry contact...

Page 32: ...ngs of the thermostat in order to reduce energy usage on demand This is known as Automated Demand Response or ADR for short You must register to participate in a utility sponsored program if offered b...

Page 33: ...to the energy provider s signals It also sets operational parameters for the thermostat The left column of the ADR configuration page allows or prevents access by the utility Here communication with t...

Page 34: ...Selecting the Overview tab of the ADR page will cause a summary of ADR events to be displayed Office Configuration Installer Setup Automated Demand Response 30...

Page 35: ...atic Setpoints will set the heat and cool setpoints to the values specified in setup steps 33 and 34 Event Max Cool Setpoint Setup step 31 Event Min Heat Setpoint Setup step 32 Specifies the range of...

Page 36: ...setpoint can be automatically raised by 1 to 10 degrees DISPLAY INDICATIONS WHEN AN ADR EVENT IS HAPPENING After setting your desired values for use during an ADR event the scrolling display will give...

Page 37: ...utton press the WARMER and COOLER buttons together The icon will appear on the display then release the buttons Press all three buttons in the order outlined above for keypad lockout To unlock the key...

Page 38: ...ost 1 Press and hold SETUP for 10 seconds All icons will appear on the display Keep pressing the SETUP button until you see this screen 2 After all the icons appear release SETUP Press and hold FAN fo...

Page 39: ...ctric or Heat Pump J2 Reversing Valve RV O or RV B and J3 Fan Gas or Electric jumpers located on the back of the thermostat Remove thermostat from backplate for access View the state of the Dry Contac...

Page 40: ...er Runtime Hours 20 0 1950 hours 0 13 Set Service Filter Calendar Days 20 0 720 Days 0 14 Set UV Lamp Calendar Days 21 0 720 Days 0 15 Language 16 English Espanol Francais English 16 Scrolling Method...

Page 41: ...fset Observe set Observe Static Setpoints point offsets 31 Event Max Cool Setpoint 31 65 90 90 32 Event Min Heat Setpoint 31 50 85 50 33 Static Cool Setpoint 31 65 85 82 34 Static Heat Setpoint 31 65...

Page 42: ...4vac between R C SYMPTOM When controlling a residential heat pump and asking for cooling the heat comes on CAUSE The thermostat reversing valve jumper is set for B REMEDY Set the reversing valve jumpe...

Page 43: ...WHATSOEVER ALL WORK UNDERTHETERMS OFTHIS WARRANTY SHALL BE PERFORMED DURING NORMAL WORKING HOURS ALL REPLACEMENT PARTS WHETHER NEW OR REMANUFACTURED ASSUME ASTHEIR WARRANTY PERIOD ONLYTHE REMAININGTIM...

Page 44: ...re Adjustment Range Accuracy Wire Size Deadband Operating Storage Ambient Conditions Compliance Dimensions Shipping Weight This equipment has been tested and found to comply with the limits for a Clas...

Page 45: ...88 1241 rev 1 05 15 18 Patent Pending...

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