Sea Breeze STS32 Manual
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Sea Breeze STS32 Manual

Touchscreen programmable thermostat
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STS32/STS32H Touchscreen

Programmable Thermostat

WED
Room
Running As SCHED
HEAT
SYSTEM
AUTO
MORE
SCHED
HOLD
950-0120revC
PM
FAN
AUTO
CLOCK
SCREEN
August 28, 2009
STS32/STS32H Touchscreen Programmable Thermostat
Contents
Application/Features...............................................................................................................2
Specifications.......................................................................................................................... 4
Installation..............................................................................................................................14
Wiring.....................................................................................................................................18
Power The Thermostat............................................................................................................35
Installer Setup......................................................................................................................... 4 8
Installer System Test............................................................................................................... 5 9
User Manual........................................................................................................................... 6 2
Programming .......................................................................................................................... 6 8
Troubleshooting . ... .................................................................................................................. 9 8
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Summary of Contents for Sea Breeze STS32

  • Page 1: Programmable Thermostat

    STS32/STS32H Touchscreen Programmable Thermostat STS32/STS32H Touchscreen Contents Programmable Thermostat Application/Features.......................2 Specifications.......................... 4 Installation..........................14 Wiring.............................18 Room Power the Thermostat......................35 Running As SCHED Installer Setup......................... 4 8 HEAT Installer System Test....................... 5 9 SYSTEM AUTO User Manual........................... 6 2 AUTO MORE SCHED...
  • Page 2 ·Touchscreen interaction The STS32/STS32H Thermostats provide temperature control for gas, oil, electric and heat ·Real-time clock keeps time during power failures and automatically updates to pumps for up to 3 heats, 2 cool systems including dual fuel operation plus dehumidification control.

  • Page 3: Specifications

    Operating Ambient Temperature: ·750 mV heating systems 32°F to 120°F (0°C to 49°C). Changeover Manual or Auto changeover selectable System setting HEAT-OFF-COOL-AUTO (EMER for heat pumps) Shipping Temperature: STS32/STS32H Thermostats: -30 °F to 150 °F Fan setting AUTO-ON-CIRC (-34.4°C to 65.6°C).
  • Page 4 STS32/STS32H Touchscreen Programmable Thermostat STS32/STS32H Touchscreen Programmable Thermostat Operating Relative Humidity (Non-condensing): Cool Indication: STS32/STS32H Thermostats: 5% to 90%. STS32/STS32H Touchscreen Thermostats show "Cool On" on the screen when Cool is 435-0013: 5% to 95%. activated. 435-0012: 5% to 95%. Heat Indication: Humidity Setting Range (STS32H models only): STS32/STS32H Touchscreen Thermostats show "Heat On"...
  • Page 5 STS32H STS32H - Humidity Indication /Control Mounting Means: STS32/STS32H Touchscreen Thermostat: Mounts directly on the wall in the living space using mounting screws and anchors provided. Outdoor Sensor: Mounts outside of living space with mounting clip and screws provided. Remote Indoor Sensor: Mounts directly on the wall using mounting screws and anchors provided.
  • Page 6 STS32/STS32H Touchscreen Programmable Thermostat STS32/STS32H Touchscreen Programmable Thermostat 1.77 in.(45mm) 1.51 in.(38.5mm) 0.84 in .(21.5mm) 1.235 in.(30.60mm) 5.98 in.(152mm) Fig. 1. Touchscreen Thermostat dimensions in inches. (mm). Fig. 2. Touchscreen Thermostat Back Case dimensions in inches. (mm).
  • Page 7 STS32/STS32H Touchscreen Programmable Thermostat STS32/STS32H Touchscreen Programmable Thermostat 5.35 in.(136mm) 3.29 in.(83.5mm) 0.85 in .(21.5mm) 1.82 in.(46.3mm) 1.49 in.(38mm) 0.08 in.(2mm) 1.56 in .(39.7mm) 0.44 in .(11.2mm) 0.24 in.(6.2mm) Fig. 3. Outdoor Sensor Mounting Clip dimensions in inches. (mm). Fig. 4. Cover Plate dimensions in inches. (mm).

  • Page 8: Installation

    STS32/STS32H Touchscreen Programmable Thermostat STS32/STS32H Touchscreen Programmable Thermostat INSTALLATION When Installing this Product... 1. Read these instructions carefully. Failure to follow the instructions can damage the product or cause a hazardous condition. 2. Check the ratings given in the instructions to make sure the product is suitable for your application.

  • Page 9: Wiring

    STS32/STS32H Touchscreen Programmable Thermostat STS32/STS32H Touchscreen Programmable Thermostat Installing Wallplate WALL CAUTION Electrical Hazard. Can cause electrical shock or equipment damage. Disconnect power before wiring. WIRES THROUGH WALL AND WIRE The thermostat can be mounted horizontally on the wall SLOT 1.
  • Page 10 STS32/STS32H Touchscreen Programmable Thermostat STS32/STS32H Touchscreen Programmable Thermostat WIRING (FIG. 9 - 21) Table 1. Selecting Terminal Identifications for System Type. All wiring must comply with local electrical codes and ordinances. Wallplate Terminal Wiring Diagram 1. Select set of terminal identifications (Table 1) that corresponds with system type...
  • Page 11 STS32/STS32H Touchscreen Programmable Thermostat STS32/STS32H Touchscreen Programmable Thermostat Table 2. Terminal Designation Descriptions. Terminal Designation Description Power for cooling--connect to secondary side of cooling system RC (see Note 1) transformer Power for heating--connect to secondary side of heating system R (see Note 1)
  • Page 12 STS32/STS32H Touchscreen Programmable Thermostat STS32/STS32H Touchscreen Programmable Thermostat OPTIONAL OPTIONAL 24VAC 24VAC COMMON COMMON OUTDOOR/INDOOR CONNECTION OUTDOOR/INDOOR CONNECTION TEMPERATURE TEMPERATURE SENSOR COMPRESSOR SENSOR COMPRESSOR FAN RELAY FAN RELAY CONTACTOR HEAT RELAY CONTACTOR HEAT RELAY S1 S2 C R RC W W2...
  • Page 13 STS32/STS32H Touchscreen Programmable Thermostat STS32/STS32H Touchscreen Programmable Thermostat OPTIONAL OUTDOOR/INDOOR 24VAC OPTIONAL OUTDOOR/INDOOR TEMPERATURE COMMON 24VAC SENSOR TEMPERATURE CONNECTION COMMON SENSOR HEAT RELAY CONNECTION HEAT RELAY FAN RELAY CONVENTIONAL S1 S2 C R RC W W2 Y2 Y G S1 S2 C R RC...
  • Page 14 STS32/STS32H Touchscreen Programmable Thermostat STS32/STS32H Touchscreen Programmable Thermostat OPTIONAL OUTDOOR/INDOOR 24VAC TEMPERATURE COMMON NORMALLY OPEN MOTOR OR SENSOR CONNECTION VALVE OUTDOOR/INDOOR ZONE VALVE TEMPERATURE SENSOR S1 S2 C R RC W W2 Y2 Y G CONVENTIONAL S1 S2 C R RC...
  • Page 15 STS32/STS32H Touchscreen Programmable Thermostat STS32/STS32H Touchscreen Programmable Thermostat OPTIONAL 24VAC COMMON OUTDOOR/INDOOR OUTDOOR/INDOOR CONNECTION TEMPERATURE TEMPERATURE HEAT RELAY 2 SENSOR COMPRESSOR SENSOR FAN RELAY FAN RELAY COOL RELAY 2 CONTACTOR HEAT RELAY 1 COOL RELAY 1 CONVENTIONAL S1 S2 C R RC...
  • Page 16 STS32/STS32H Touchscreen Programmable Thermostat STS32/STS32H Touchscreen Programmable Thermostat S1 S2 C R RC W W2 Y2 Y G OUTDOOR/INDOOR TEMPERATURE HEAT RELAY 2 SENSOR FAN RELAY COOL RELAY 2 HEAT RELAY 1 HEAT PUMP S1 S2 C R RC E...
  • Page 17 STS32/STS32H Touchscreen Programmable Thermostat STS32/STS32H Touchscreen Programmable Thermostat S1 S2 C R RC W W2 Y2 Y G S1 S2 C R RC W W2 Y2 Y G HEAT PUMP S1 S2 C R RC E L Y2 Y G...

  • Page 18: Power The Thermostat

    STS32/STS32H Touchscreen Programmable Thermostat STS32/STS32H Touchscreen Programmable Thermostat S1 S2 C R RC W W2 Y2 Y G POWER THE THERMOSTAT You can choose from three methods to power the thermostat. HEAT PUMP S1 S2 C R RC E O/B AUX L Y2 Y G ·...

  • Page 19: Installing Batteries

    STS32/STS32H Touchscreen Programmable Thermostat STS32/STS32H Touchscreen Programmable Thermostat Installing Batteries Mount Thermostat to Wallplate 1. Install Two AA alkaline batteries on the 2. Locate and remove the tab. See Fig. 23. 1. Align the terminal screw blocks with the pins on the back of the thermostat. Push the back of the thermostat as marked on the thermostat straight onto the wallplate until it snaps into place.
  • Page 20 STS32/STS32H Touchscreen Programmable Thermostat STS32/STS32H Touchscreen Programmable Thermostat Locate and Mount Outdoor Temperature Sensor (Optional) Mount the sensor where: ·the settings cannot be tampered with. ·there is good air circulation. ·it can measure true outdoor ambient temperature. ·there is a flat surface.
  • Page 21 STS32/STS32H Touchscreen Programmable Thermostat STS32/STS32H Touchscreen Programmable Thermostat CAUTION- OUTDOOR SENSOR CAUTION- OUTDOOR SENSOR Electrical Shock Hazard. Can cause electrical shock or equipment damage. Electrical Interference (Noise) Hazard. Disconnect power supply before connecting wiring. Can cause erratic system operation. Wiring must comply with local and national codes, ordinances and regulations: Keep wiring at least one foot away from large inductive loads such as motors, line 1.
  • Page 22 STS32/STS32H Touchscreen Programmable Thermostat STS32/STS32H Touchscreen Programmable Thermostat Locate and Mount Remote Indoor Temperature Sensor (Optional) WIRING HOLE THROUGH 435-0012 1. Choose a location (see Fig. 27) for mounting the sensor on an inside wall about 5 ft (1.5m) STRUCTURE above the floor.
  • Page 23 STS32/STS32H Touchscreen Programmable Thermostat STS32/STS32H Touchscreen Programmable Thermostat Wire Indoor Sensor CAUTION Electrical Interference (Noise) Hazard. Can cause erratic system operation. Keep wiring at least one foot away from large inductive loads such as motors, line starters, lighting ballasts and large power distribution panels.
  • Page 24 STS32/STS32H Touchscreen Programmable Thermostat STS32/STS32H Touchscreen Programmable Thermostat CAUTION 435-0013 435-0013 435-0013 Electrical Shock Hazard. 435-0013 435-0013 S1 S2 C R RC Can cause electrical shock or equipment damage. Disconnect power supply before connecting wiring. Wiring must comply with local and national codes, ordinances and regulations.

  • Page 25: Installer Setup

    STS32/STS32H Touchscreen Programmable Thermostat STS32/STS32H Touchscreen Programmable Thermostat INSTALLER SETUP 3. Release the two blank keys when the 4. See screen below to review how the screen on the thermostat matches the thermostat keys are used during Installer Follow these steps to enter the Installer 2.
  • Page 26 STS32/STS32H Touchscreen Programmable Thermostat STS32/STS32H Touchscreen Programmable Thermostat Table 3. Installer Setup Menu. Table 3. Installer Setup Menu. (CONTINUED) NOTE For easier installer setup, write the selected options in the "INITIAL SETTING RECORD" column. Installer Initial Installer Setup Installer Initial...
  • Page 27 STS32/STS32H Touchscreen Programmable Thermostat STS32/STS32H Touchscreen Programmable Thermostat Table 3. Installer Setup Menu. (CONTINUED) Table 3. Installer Setup Menu. (CONTINUED) Installer Initial Initial Installer Installer Setting Setup Settings Notes Installer Setup Setting Setup Setup Name Settings Notes Record Name Number...
  • Page 28 STS32/STS32H Touchscreen Programmable Thermostat STS32/STS32H Touchscreen Programmable Thermostat Table 3. Installer Setup Menu. (CONTINUED) Table 3. Installer Setup Menu. (CONTINUED) Installer Initial Installer Setup Installer Initial Setting Setup Settings Notes Installer Setup Name Setting Record Setup Settings Notes Number Name...
  • Page 29 STS32/STS32H Touchscreen Programmable Thermostat STS32/STS32H Touchscreen Programmable Thermostat Table 3. Installer Setup Menu. (CONTINUED) Table 3. Installer Setup Menu. (CONTINUED) Installer Initial Installer Setup Initial Setting Installer Setup Settings Notes Installer Setup Name Record Setting Setup Settings Notes Number Name...

  • Page 30: Installer System Test 5

    STS32/STS32H Touchscreen Programmable Thermostat STS32/STS32H Touchscreen Programmable Thermostat INSTALLER SYSTEM TEST Table 3. Installer Setup Menu. (CONTINUED) Initial Installer Installer Setting Setup Setup Settings Notes Use the Installer System Test to test the W1 W2 E AUX Y1 Y2 and L terminals.
  • Page 31 STS32/STS32H Touchscreen Programmable Thermostat STS32/STS32H Touchscreen Programmable Thermostat Installer System Tests UP ARROW KEY SYSTEM STAUS SYSTEM TEST ADVANCES TO Table 4. Installer System Test. NUMBER NUMBER NEXT SYSTEM TEST NUMBER System Status Number and System Test Number Test Type Description 1-Cool stage 1 and stage 2 turn on.

  • Page 32: User Manual 6

    STS32/STS32H Touchscreen Programmable Thermostat STS32/STS32H Touchscreen Programmable Thermostat USER MANUAL System and Fan Settings System Thermostat Keys Thermostat Display The SYSTEM key selections vary based on your heating and/or cooling system type. TIME RUNNING AS SCHED DISPLAY CURRENT HEAT Thermostat controls the heating system.
  • Page 33 STS32/STS32H Touchscreen Programmable Thermostat STS32/STS32H Touchscreen Programmable Thermostat User Setup 4．See the screen below to review how the 3．Release the center blank key when the thermostat keys are used during the User screen on the thermostat matches the Follow these steps to enter the User Setup: 2．Press and hold the center blank key for...
  • Page 34 STS32/STS32H Touchscreen Programmable Thermostat STS32/STS32H Touchscreen Programmable Thermostat Table 5. User Setup Settings. Table 5. User Setup Settings. (CONTINUED) Installer Setup Installer Setup Settings Installer Setup Installer Setup Number Name Settings Date Number Name 0120 It cannot be changed. (Year Upper) UV Lamp Replacement 0-UV lamp replacement reminder off.

  • Page 35: Programming 6

    STS32/STS32H Touchscreen Programmable Thermostat STS32/STS32H Touchscreen Programmable Thermostat PROGRAMMING Edit Schedule Preprogrammed Energy Star Settings 2. Press PROG DAY key to review the 1. Press SCHED key. programs to see that the settings are Table 6 shows default program settings. Visit the Energy Star web site at compatible with your lifestyle.
  • Page 36 STS32/STS32H Touchscreen Programmable Thermostat STS32/STS32H Touchscreen Programmable Thermostat 4. Press WAKE key. Once pressed, Wake 5. Press Up and Down keys to modify time NOTE: To set a Program Schedule for the MON TUE WED THU FRI flashes to show it is selected. Same as the...
  • Page 37 STS32/STS32H Touchscreen Programmable Thermostat STS32/STS32H Touchscreen Programmable Thermostat See note 5 Manual Override of Fan Schedule Set Time ON Fan runs continuously (programmable MON TUE WED THU FRI for all schedule periods). Use Fan key to change fan mode by 1.
  • Page 38 STS32/STS32H Touchscreen Programmable Thermostat STS32/STS32H Touchscreen Programmable Thermostat Permanent Override Vacation Hold Set Temperature Overrides Keep user set-point permanently. Change temperature setting for a designated Override Until The thermostat has three temperature 1. Press HOLD key once. Screen shows number of days.
  • Page 39 STS32/STS32H Touchscreen Programmable Thermostat STS32/STS32H Touchscreen Programmable Thermostat Clean Thermostat Screen Replace Batteries 2. Use damp cloth slightly moistened with Override Until water or household glass cleaner to clean The thermostat has a touch screen interaction. 1. When the Battery indicator is flashing, DAYS the screen.
  • Page 40 STS32/STS32H Touchscreen Programmable Thermostat STS32/STS32H Touchscreen Programmable Thermostat Battery Tips Partially Locked Screen WALLPLATE 1. Replace the batteries as soon as “Batt” When partially locked, the screen indicates flashes in the display. The Battery indicator BATTERIES(2) Screen Locked for 5 to 7 seconds whenever the flashes in the display one month before the user attempts to press a key that is locked.
  • Page 41 STS32/STS32H Touchscreen Programmable Thermostat STS32/STS32H Touchscreen Programmable Thermostat Outdoor Temperature Remote Indoor Temperature If thermostat is set to Auto Changeover System ONE REMOTE INDOOR SENSOR If an outdoor temperature sensor is installed, mode, press the MORE key until the outside...
  • Page 42 STS32/STS32H Touchscreen Programmable Thermostat STS32/STS32H Touchscreen Programmable Thermostat Indoor Air Quality Reminders The remaining run time days can be viewed Filter Change Reminder 3. Use the Up and Down keys to change 2. Press the EDIT key. by pressing the MORE key; the remaining the number of run-time days.
  • Page 43 STS32/STS32H Touchscreen Programmable Thermostat STS32/STS32H Touchscreen Programmable Thermostat Humidifier Pad Reminder (STS32H Only) UV Lamp Reminder 5. Press the RESET key to activate the new The Humidifier Pad change reminder must be The UV Lamp change reminder must be number of days selected in the previous turned on from the Installer Setup.
  • Page 44 STS32/STS32H Touchscreen Programmable Thermostat STS32/STS32H Touchscreen Programmable Thermostat Temperature Recovery Minimum Off-Timer When the minimum-off timer expires, Cool The thermostat feature, Adaptive Intelligent The Thermostat has built-in compressor On or Heat On appears solidly in the Recovery, eliminates all guesswork when protection (minimum- off timer) that prevents display and the compressor and fan turn on.
  • Page 45 STS32/STS32H Touchscreen Programmable Thermostat STS32/STS32H Touchscreen Programmable Thermostat Inside Humidity Level (STS32H Only) Control Dehumidification Setting 2. Use Up and Down arrow keys, located to (STS32H Only) If thermostat is set to Auto Changeover the right of the dehumidifier set-point, to...
  • Page 46 STS32/STS32H Touchscreen Programmable Thermostat STS32/STS32H Touchscreen Programmable Thermostat Special Heat Pump Operation Heat Pump Emergency Heat LCD Heat Pump Indication (Requires Indication (Requires 24VAC 1. Choose correct heat pump application in Installer Setup Number 0170. 24VAC Common Connections) Common Connection) COMPRESSOR ONLY 2.
  • Page 47 STS32/STS32H Touchscreen Programmable Thermostat STS32/STS32H Touchscreen Programmable Thermostat Operation in Heat Mode Operation in Emergency Heat Mode Heat Pump with Electric Auxiliary OPERATION IN EMERGENCY HEAT MODE (Backup) Heat and Outdoor When the outdoor temperature is below the Once the thermostat is placed into the...
  • Page 48 STS32/STS32H Touchscreen Programmable Thermostat STS32/STS32H Touchscreen Programmable Thermostat Table 9. Sequence of Operation for Heat Pump Systems. Table 7. Sequence of Operation for Conventional Systems. System Setting Fan Setting Call for Action Energize Terminals Screen Message System Setting Fan Setting...
  • Page 49 STS32/STS32H Touchscreen Programmable Thermostat STS32/STS32H Touchscreen Programmable Thermostat Remote Indoor Temperature The Wall Mount Temperature Sensor converts Outdoor Temperature Sensor The Outdoor Sensor converts outdoor Sensor room temperature to a resistance that the Operation ambient temperature to a resistance that thermostat can interpret.

  • Page 50: Troubleshooting 9

    STS32/STS32H Touchscreen Programmable Thermostat STS32/STS32H Touchscreen Programmable Thermostat TROUBLESHOOTING (TABLE 10) Table 10. Troubleshooting. (CONTINUED) Symptom Possible Cause Action Table 10. Troubleshooting. Check for 24VAC at the equipment on the secondary side of the transformer Symptom Possible Cause Action between power and common. If voltage Check for 24VAC between C and RC.
  • Page 51 STS32/STS32H Touchscreen Programmable Thermostat STS32/STS32H Touchscreen Programmable Thermostat Table 10. Troubleshooting. (CONTINUED) Table 10. Troubleshooting. (CONTINUED) Symptom Possible Cause Action Symptom Possible Cause Action Check for 24VAC between the cool Set System Type (Installer Setup terminal (Y) and transformer common. If...

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