American Standard Thermostat TownSquare T555730 Manual

The American Standard TownSquare T555730 is a programmable thermostat designed for residential heating and cooling systems. It features a 7-day programming schedule, large backlit display, intuitive navigation, temperature hold functions, system status indicators, and compatibility with most 24VAC 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. System Modes 9. Care & Maintenance 10. Regulatory Information 11. Troubleshooting

Features at a Glance

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

Feature	Description
7-Day Programmable	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 Status Indicators	Icons for Heat, Cool, Fan, and Hold modes
Compatibility	Works with most 24VAC heating and cooling systems
Intuitive Navigation	Simple menu structure for easy programming
Energy Savings	Programmable setbacks to reduce energy consumption
Battery Backup	Maintains program during power outages (requires 2 AA batteries)
Filter Change Reminder	Programmable alert for HVAC filter maintenance
Temperature Range	40°F to 99°F (4°C to 37°C)

Installation

Turn off power to HVAC system before installation. Remove old thermostat and prepare mounting location.

Turn off power: Switch off circuit breaker for HVAC system at main panel.
Remove old thermostat: Carefully disconnect wires and label them according to terminal markings.
Mount new baseplate: Use provided screws to secure baseplate to wall.
Connect wires: Insert labeled wires into corresponding terminals on baseplate.
Attach thermostat: Align and snap thermostat onto baseplate.
Restore power: Turn circuit breaker back on.

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

First-Time Setup

After installation and power restoration, configure basic settings.

Install batteries: Insert 2 AA batteries for backup power.
Set clock: Press MENU, navigate to TIME SETTINGS, set current time and day.
Configure system type: In INSTALLATION menu, select heating/cooling system type (conventional or heat pump).
Set temperature format: Choose Fahrenheit or Celsius in preferences.
Test system: Manually activate heating and cooling to verify proper operation.

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

Specifications

Power Requirements: 24VAC from HVAC system; 2 AA batteries for backup.
Temperature Range: 40°F to 99°F (4°C to 37°C).
Display: Backlit LCD with temperature and status icons.
Programming: 7-day, 4 periods per day schedule.
Compatibility: Most 24VAC heating/cooling systems including conventional and heat pump.
Terminals: R, Rh, Rc, W, Y, G, O/B, C (common).
Operating Temperature: 32°F to 122°F (0°C to 50°C).
Dimensions: 5.5" x 3.5" x 1" (140mm x 89mm x 25mm).

Controls and Settings

Front panel controls: MENU, UP/DOWN arrows, SELECT, HOLD, FAN, SYSTEM MODE switch.

Display Icons: Heat/Cool indicator, Fan status, Hold status, Battery low warning, Filter change reminder.

Menu Structure: TIME/DATE settings, PROGRAM schedule, INSTALLATION settings (system type, temperature format), PREFERENCES (backlight, filter reminder interval), SYSTEM TEST mode.

Wiring Configuration

Standard terminal designations for HVAC system connections.

R/Rh/Rc: 24VAC power (heating/cooling).
W: Heat stage 1.
Y: Cool stage 1.
G: Fan control.
O/B: Heat pump reversing valve.
C: Common 24VAC return.

Tip: Refer to HVAC system manual for specific wiring requirements. Take photo of old thermostat wiring before removal.

Programming Schedule

Create custom temperature schedules for energy savings.

Access programming: Press MENU, select PROGRAM SCHEDULE.
Select day: Choose specific day or copy to other days.
Set periods: Configure up to 4 periods per day (Wake, Leave, Return, Sleep).
Set temperatures: For each period, set desired heating and cooling setpoints.
Save program: Exit menu to automatically save settings.
Temporary override: Press HOLD button for temporary temperature adjustment.
Cancel hold: Press HOLD again to return to scheduled program.

WARNING! Extreme temperature setbacks may cause discomfort or system strain. Recommended setback: 5-8°F (3-4°C).

System Modes

SYSTEM switch positions: OFF, HEAT, COOL, AUTO (automatic changeover). FAN switch: AUTO (cycles with system) or ON (continuous operation).

Auto Changeover: In AUTO mode, thermostat automatically switches between heating and cooling based on setpoints.

Care & Maintenance

Clean display with soft, dry cloth. Do not use liquids or cleaners. Replace batteries annually or when low battery icon appears. Set filter change reminder according to manufacturer recommendations.

CAUTION! Do not spray cleaning solutions directly on thermostat. Ensure power is off before cleaning.

Regulatory Information

FCC Part 15: Class B digital device; complies with interference limits for residential use. UL Listed. Copyright © American Standard Heating & Air Conditioning. For support, visit www.americanstandard.com or contact 1-800-228-2962.

Troubleshooting

Symptom	Possible Cause	Corrective Action
Blank display	No power	Check circuit breaker; verify 24VAC at terminals; install/replace batteries.
System not responding	Incorrect wiring	Verify wire connections match terminal designations.
Incorrect temperature reading	Location issues	Relocate thermostat away from heat sources, drafts, or direct sunlight.
Short cycling	Settings	Adjust temperature differential in installation settings.
Fan runs continuously	FAN switch position	Set FAN switch to AUTO instead of ON.
Low battery indicator	Weak batteries	Replace both AA batteries with fresh ones.

Reset: Remove batteries and disconnect from 24VAC for 30 seconds to reset to factory defaults.

Service: 1-800-228-2962; www.americanstandard.com