User manual HONEYWELL T8131C

[. . . ] 15 Limited One-Year Warranty . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Inside Back Cover 3 69-0812--2 Programming Thermostat NOTE: When batteries are installed, your T8131 Thermostat can be programmed in your hand (armchair programming), or when it is mounted on the wall. Batteries are not required for normal thermostat operation; however, installed batteries are recommended to retain your personal temperature program in memory if ac power is lost. When you program the thermostat, set one schedule for weekdays and another for weekends, because your temperature requirements probably vary. [. . . ] Repeat sequence for Cooler Cooling Program With system switch at COOL, follow the same instructions as for the Heating Program. Run After programming, adjust fan and system switches, as desired. Press and release Program to start the program. 9 69-0812--2 A quick guide for operating or making changes follows: NOTE: Set system switch to HEAT or COOL to perform the following: Warmer Temporarily Change temperature for current period only--press Run itself at next scheduled change; to cancel sooner, press Program . Hold Temp , ; temperature cancels Cooler Warmer Cooler Hold a temperature indefinitely--press Run ; to cancel, press Program . Check Current Temperature Setting--press Weekday Schedule Weekend Schedule Present Setting . Check Programs--press Run press Program . then repeatedly to see each time and temperature; then 10 69-0812--2 Cancel a program--press press Clear Weekday Schedule then Weekend Schedule until program to cancel shows; then . Check Usage -- press Usage to determine length of time heat or air conditioning has been on since midnight; press again for yesterday's usage, and again for cumulative usage. Press Clear Run to clear cumulative reading, if desired; then press Program . Permanently Change a program--repeat steps in Heating Program or Cooling Program sections (pages 5 and 6), as applicable. Run Return to normal program or start program --press Program . 11 Questions?Call Honeywell Customer Assistance 1-800-468-1502. 69-0812--2 Setting Fan and System Switches First set the fan switch. Auto On AUTO: Normal setting for most homes. A single-speed fan turns on automatically with the air conditioner or furnace. A two-speed fan usually runs on high with the air conditioner and runs on low with the furnace. Then set the system switch. COOL: The thermostat controls your air conditioning system. OFF: Both the heating and air conditioning systems are off. HEAT: The thermostat controls your heating system. Cool Off Heat Cool Off Heat Auto ON: The fan runs continuously. Use for improved air circulation during special occasions or for more efficient electronic air cleaning. On Cool Off Heat 12 69-0812--2 Installing Batteries IMPORTANT Batteries are required only for armchair programming and to retain your personal temperature schedule in memory if ac power is lost. · Use two AA alkaline batteries; nonalkaline batteries do not last as long. · Make sure the thermostat is set to the OFF position. · Use a coin to remove the battery door. REMOVING BATTERY DOOR M1719C 13 69-0812--2 To remove the batteries, press down on the left ends of the batteries. If you insert new batteries within 20 to 30 seconds of removing the old ones, the thermostat does not require reprogramming. However, if the display is blank, the batteries are dead or incorrectly installed and the thermostat requires reprogramming. · Install the fresh batteries, as shown, making sure positive and negative terminals are oriented correctly. · Replace the batteries once a year to assure memory retention if ac power is lost. INSTALL TWO AA ALKALINE BATTERIES AS SHOWN POWER M9203 14 69-0812--2 Troubleshooting Guide IF. . . s Check that the green light emitting diode (LED) located to the left of the LCD is lit, indicating the thermostat is powered properly. Temperature display will not go lower s The temperature setting limit was reached. The setting than 45°F (7°C) or higher than 88°F range is 45°F to 88°F (7°C to 31°C). Temperature change occurs at the wrong times. s Verify the program times for the period. Be sure that AM and PM indications are correct. Make sure the current day and time are correct. [. . . ] Some states do not allow limitations on how long an implied warranty lasts, so the above limitation may not apply to you. This warranty gives you specific legal rights, and you may have other rights which vary from state to state. If you have any questions concerning this warranty, please write our Customer Assistance Center, Honeywell Inc. , P. O. Box 524, Minneapolis, MN 55440-0524 or call 1-800-468-1502, Monday-Friday, 7:00 a. m. [. . . ]