American Standard Thermostat TOWN SQUARE T555.730 Manual

The American Standard TOWN SQUARE T555.730 is a programmable thermostat designed for residential heating and cooling systems. It features a 7-day programming schedule, large backlit display, intuitive menu navigation, temperature hold functions, system status indicators, and compatibility with most 24V HVAC systems. Below are key sections for safety, features, installation, programming, operation, and troubleshooting.

1. Features at a Glance 2. Installation 3. First-Time Setup 4. Specifications 5. Controls and Settings 6. Wiring Configuration 7. Programming Schedule 8. Energy Saving Features 9. Care & Cleaning 10. Regulatory Information 11. Troubleshooting

Features at a Glance

Key components: Large backlit LCD display, Menu navigation buttons, System mode switch, Fan control, Temperature hold, Program schedule buttons.

Feature	Description
7-Day Programming	Set different schedules for each day of the week
Large Backlit Display	Easy-to-read temperature and status information
Temperature Hold	Temporarily override programmed schedule
System Mode Switch	Select Heat, Cool, Auto, or Off modes
Fan Control	Auto or Continuous fan operation
Filter Change Reminder	Programmable alert for maintenance
Battery Backup	Maintains program during power outages
Temperature Limits	Set minimum and maximum temperature ranges
Keypad Lock	Prevents unauthorized programming changes
System Status Indicators	LEDs for heating, cooling, and fan operation

Installation

Turn off power to HVAC system before installation. Remove old thermostat carefully.

Turn off power: Switch off circuit breaker for HVAC system at main panel.
Remove old thermostat: Label wires before disconnecting from terminals.
Mount new baseplate: Level and secure to wall using provided screws.
Connect wires: Match labeled wires to corresponding terminals on baseplate.
Attach thermostat: Align and snap onto baseplate until it clicks securely.
Restore power: Turn circuit breaker back on at main panel.

WARNING! Electrical shock hazard. Always turn off power before installation. If unsure, consult a qualified HVAC technician.

First-Time Setup

After installation, configure basic settings for proper operation.

Set date and time: Press MENU, navigate to CLOCK SETUP, enter current date and time.
Configure system type: Select conventional or heat pump system in INSTALLATION menu.
Set temperature limits: Establish minimum heat and maximum cool temperature boundaries.
Program schedule: Create 7-day program with up to 4 periods per day.
Test operation: Verify heating and cooling systems respond correctly to thermostat commands.

CAUTION! Ensure correct system type selection to prevent equipment damage.

Specifications

Power Requirements: 24VAC from HVAC system; 2 AA alkaline batteries for backup.
Temperature Range: 40°F to 99°F (4°C to 37°C).
Temperature Accuracy: ±1°F (±0.5°C).
Display: Backlit LCD with Fahrenheit or Celsius selection.
Programming: 7-day, 4 periods per day schedule capability.
Compatibility: Most 24V heating and cooling systems, including single and multi-stage.
Wiring Terminals: R, Rh, Rc, W, Y, G, O/B, C, AUX/E.
Dimensions: 5.5" x 3.5" x 1" (140mm x 89mm x 25mm).
Operating Temperature: 32°F to 122°F (0°C to 50°C).

Controls and Settings

Access functions via front panel buttons and menu system.

Front Panel: UP/DOWN temperature buttons, MENU, HOLD, FAN, SYSTEM MODE (Heat/Cool/Auto/Off).

Menu Navigation: Press MENU to access programming, installation settings, clock setup, and filter reminder. Temperature Adjustment: Use UP/DOWN buttons to set desired temperature. Hold Function: Press HOLD to temporarily override programmed schedule. System Mode: Rotate dial to select Heat, Cool, Auto, or Off. Fan Control: Press FAN to toggle between Auto and Continuous operation.

Wiring Configuration

Proper wiring is essential for correct thermostat operation.

Terminal	Wire Color	Function
R/Rh/Rc	Red	24VAC Power
W/W1	White	Heat Stage 1
Y/Y1	Yellow	Cool Stage 1
G	Green	Fan Control
O/B	Orange/Blue	Heat Pump Reversing Valve
C	Blue/Black	Common 24VAC
AUX/E	Brown/Black	Auxiliary Heat/Emergency Heat

Tip: Take photo of old thermostat wiring before disconnecting for reference.

Programming Schedule

Create energy-saving schedule for weekdays and weekends.

Press MENU and select PROGRAM SCHEDULE.
Select day: Choose specific day or copy to other days.
Set periods: Configure up to 4 time/temperature periods per day (Wake, Leave, Return, Sleep).
Set temperatures: Program desired temperature for each period.
Repeat for all days: Customize schedule for each day of week.
Save program: Exit menu to save automatically.

Energy Tip: Program lower temperatures when away or sleeping to save energy.

Energy Saving Features

Temperature Hold: Temporary override without affecting programmed schedule. Adaptive Recovery: Learns how long system takes to reach temperature, starts in advance. Filter Change Reminder: Programmable alert (30-90 days) for maintenance. Vacation Hold: Set extended away period with energy-saving temperatures.

Care & Cleaning

Turn off power before cleaning. Use soft, dry cloth only. Do not use liquids or cleaning sprays.

CAUTION! Never spray liquids directly on thermostat. Avoid abrasive cleaners.

Regulatory Information

FCC Part 15: Class B digital device; complies with interference limits for residential use. UL Listed: Meets safety standards for thermostats. Copyright © American Standard Heating & Air Conditioning. For support, visit www.americanstandard.com or contact 1-800-628-4515.

Troubleshooting

Symptom	Possible Cause	Corrective Action
Blank display	Power loss/batteries	Check circuit breaker; replace AA batteries; verify wiring.
System not responding	Incorrect mode/wiring	Ensure SYSTEM MODE set correctly; check wiring connections.
Inaccurate temperature	Location/calibration	Relocate away from heat sources; check temperature calibration.
Short cycling	Settings/equipment	Adjust temperature differential; check HVAC equipment.
Program not following schedule	Hold active/clock	Cancel HOLD function; verify correct date and time.

Reset: Remove batteries and disconnect power for 30 seconds to reset.

Service: 1-800-628-4515; www.americanstandard.com