Honeywell TL8100A1008 User Guide - Page 1

n Description 1. This thermostat can be used to control the following heating systems: • gas, oil or electric systems • hot water heating • hot air system with no fan control • millivolt system (e.g., gas fireplace) • electric heating up to 1200 W @ 240 V max. Temperature preset buttons Time and day Programming buttons Temperature adjustment buttons Temperature Mode and preset temperature indicators Low-battery indicator Heating indicator o Temperature Display and Setting 2. 2.1 Setpoint Temperature The thermostat normally displays the measured ambient temperature. To view the setpoint temperature, briefly press either of the buttons. The setpoint temperature will appear for 5 seconds. To adjust the setpoint, press one of the buttons until the desired temperature is displayed. Appears during the setpoint display 2.2 Preset Temperatures The thermostat has 3 preset temperatures: Preset temperature Comfort temperature Economy temperature Vacation temperature Default value 68°F (20°C) 64°F (18°C) 50°F (10°C) To use a preset temperature: Press the corresponding button ( , or the corresponding icon will be displayed. To change a preset temperature: n Set the desired temperature using the ). The temperature and buttons. TL8100 User Guide Programmable Thermostat o Press and hold the corresponding button ( , or ) until the icon is displayed on the screen (approximately 3 seconds). p Set the Time and Day 3. n Set the time, using the HOUR and MINUTE buttons. o Set the day, using the DAY button. q Automatic Mode 4. Use automatic mode if you want the thermostat to follow the programmed schedule. The thermostat will switch from the Comfort temperature to the Economy temperature, or vice versa according to the schedule. To use the automatic mode, press the Manual/Auto button repeatedly until appears on the screen. 4.1 Temporary Bypass You can bypass the temperature setpoint of the current period when the thermostat is in Automatic mode. To do so, press one of button until the desired temperature is displayed or select a preset temperature by pressing the correspond- ing button ( , or ). You can cancel the bypass, by pressing the Manual/Auto button twice, before it cancels automatically at the start of the next period. 4.2 Schedule Programming You can program up to 4 periods in a day. The Comfort temperaure is used in periods 1 and 3 and the Economy temperature is used in periods 2 and 4. The start time of each period can be different for each day of the week. For each day, enter the time you wake up (period 1), the time you leave for work (period 2), the time you return home (period 3) and the time you go to sleep (period 4): Period 1 2 3 4 Associated Temperature Comfort Economy Comfort Economy Time Wake up Leave home Return home Sleep Note: For periods 1 and 3, set the start time earlier by at least 15 minutes for every 2°F (1°C) that the temperature needs to rise. For example, if you lower the temperature by 6°F (3°C) at night and you wake up at 7:00 a.m., set period 1 to 6:15 a.m. • Press Program to enter the programming mode. The thermostat will display MO (Monday) and PROG 1 (period 1). • To select another day, press Day. • NOTE: To select all 7 days, hold Day for 3 seconds. When all 7 days are selected, the start time of the period being displayed will be the same every day. TL8100 69-2018ES 11/28/06 1/2