INSTALLATION MANUAL This manual covers TopTech models: TT-S-925 and T925 Power Type Thermostat Applications Guide Battery Power Hardwire (Common Wire) Gas or Oil Heat Electric Furnace Hardwire (Common Wire) with Battery Backup Heat Pump (No Aux. or Emergency Heat) Heat Pump (with Aux. or Emergency Heat)
INSTALLATION TIPS Wall locations The thermostat should be installed approximately 4 to 5 feet above the floor. Select an area with average temperature and good air circulation. Do not install thermostat in locations: • Close to hot or cold air ducts •...
Getting to know your thermostat Important: The low battery indicator is displayed when the AA battery power is low. If the user fails to replace the battery within 21 days, the thermostat display will only show the low battery indicator as a final warning before the thermostat becomes inoperable.
SUBBASE INSTALLATION Caution: Mercury Notice: Electrical Hazard All of Pro1’s products are mercury free. However, if the Failure to disconnect the product you are replacing power before beginning to contains mercury, dispose of it install this product can cause properly. Your local waste electrical shock or equipment management authority can give damage.
WIRING Warning: Wiring All components of the control system and the thermostat If you are replacing a thermostat, make note of the terminal connections on the installation must conform to thermostat that is being replaced. In some Class II circuits per the NEC Code. cases the wiring connections will not be color coded.
TECHNICIAN SETUP MENU Technician Setup Menu This thermostat has a technician setup menu Configure the installer options as desired using the table below. for easy installer configuration. To set up the thermostat for your particular application: Use the keys to change settings and the NEXT STEP or Press MENU button PREVIOUS STEP key to move from...
Page 7
TECHNICIAN SETUP MENU Tech Setup Steps (Continued from the previous page) Heating Cooling ºF or ºC 12 or 24 Morning Program Display Temperature Temperature Hour Clock Recovery Options Light Setpoint Limit Setpoint Limit The display light can This feature This feature You can select This feature turns your You can configure this...
Page 8
TECHNICIAN SETUP MENU Tech Setup Steps (Continued from the previous page) Contractor Beep System Gas Auxiliary Stages of Call Number Switch for Heat Pump Heat Allows you to put your When any key is You can configure the This option will turn You can configure the phone number in the pressed an audible...
MOUNT THERMOSTAT & BATTERY INSTALLATION Mount Thermostat Align the 4 tabs on the subbase with corresponding slots on the back of the thermostat, then push gently until the thermostat snaps in place. On the back of the thermostat insert 2 AA Alkaline batteries (included).
PROGRAMMING THE THERMOSTAT Set Time Follow the steps below to set the day of the week and current time: Press MENU Press SET TIME Day of the week will be flashing. Use the key below the time setting to select the current day of the week.
Page 11
PROGRAMMING THE THERMOSTAT You can use the table below to plan your customized program schedule if using 5+1+1. Programming Table Setpoint Setpoint Day of the Events Time Temperature (Cool) Temperature (Heat) Week Weekday Wake Leave Return Sleep Saturday Wake Leave Return Sleep Sunday...
Page 12
PROGRAMMING THE THERMOSTAT To customize your 7 day program schedule, follow these steps: Select HEAT or COOL using the SYSTEM key. You have to program heat and cool each separately. Press MENU Press SET SCHEDULE Note: Monday is displayed and the WAKE icon is shown. You are now programming the WAKE time period for the Monday setting.
SPECIFICATIONS & CONTACT INFORMATION Specifications The display range of temperature 41ºF to 95ºF (5ºC to 35ºC) The control range of temperature 44ºF to 90ºF (7ºC to 32ºC) Load rating 1 amp per terminal, 1.5 amp maximum all terminals combined Display accuracy ±...
Need help?
Do you have a question about the TRUE COMFORT III TT-S-925 and is the answer not in the manual?
Questions and answers