Owner's Manual
Page 3
Table of Contents Page Programming Thermostat ...4 Program Schedule ...6 T8131C Programming Guide ...8 Setting Fan and System Switches 12 Installing Batteries ...13 Troubleshooting Guide ...15 Limited One-Year Warranty Inside Back Cover 3 69-0812-2
Table of Contents Page Programming Thermostat ...4 Program Schedule ...6 T8131C Programming Guide ...8 Setting Fan and System Switches 12 Installing Batteries ...13 Troubleshooting Guide ...15 Limited One-Year Warranty Inside Back Cover 3 69-0812-2
Owner's Manual
Page 4
... to retain your personal temperature program in your hand (armchair programming), or when it is lost. Programming Thermostat NOTE: When batteries are installed, your T8131 Thermostat can be a higher temperature during heating season, or a lower temperature during weekdays -WAKE, LEAVE, RETURN, and SLEEP...periods are recommended to heat the house before you press the Set Schedule key. View these periods individually on the wall. however, installed batteries are available during cooling season.) 4 69-0812-2 Select WAKE if you want the house at a comfortable temperature when you...
... to retain your personal temperature program in your hand (armchair programming), or when it is lost. Programming Thermostat NOTE: When batteries are installed, your T8131 Thermostat can be a higher temperature during heating season, or a lower temperature during weekdays -WAKE, LEAVE, RETURN, and SLEEP...periods are recommended to heat the house before you press the Set Schedule key. View these periods individually on the wall. however, installed batteries are available during cooling season.) 4 69-0812-2 Select WAKE if you want the house at a comfortable temperature when you...
Owner's Manual
Page 8
..., and press Back until current day shows; then press Run Program . When replacing batteries, set the system switch to retain your personal temperature schedule in Installing Batteries section. T8131C Programming Guide NOTE: Batteries are required only for armchair programming, and to OFF.
..., and press Back until current day shows; then press Run Program . When replacing batteries, set the system switch to retain your personal temperature schedule in Installing Batteries section. T8131C Programming Guide NOTE: Batteries are required only for armchair programming, and to OFF.
Owner's Manual
Page 13
We recommend Energizer® batteries. • Make sure the thermostat is set to the OFF position. • Use a coin 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. Installing Batteries IMPORTANT Batteries are required only for armchair programming and to remove the battery door. 13 REMOVING BATTERY DOOR M1719C 69-0812-2
We recommend Energizer® batteries. • Make sure the thermostat is set to the OFF position. • Use a coin 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. Installing Batteries IMPORTANT Batteries are required only for armchair programming and to remove the battery door. 13 REMOVING BATTERY DOOR M1719C 69-0812-2
Owner's Manual
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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 battery door. • Replace the batteries ...the batteries. To remove the batteries, press down on the left ends of removing the old ones, the thermostat does not require reprogramming. INSTALL TWO AA ALKALINE BATTERIES AS SHOWN POWER M9203 14 69-0812-2 If you insert new batteries within 20 to assure memory retention if ac power...
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 battery door. • Replace the batteries ...the batteries. To remove the batteries, press down on the left ends of removing the old ones, the thermostat does not require reprogramming. INSTALL TWO AA ALKALINE BATTERIES AS SHOWN POWER M9203 14 69-0812-2 If you insert new batteries within 20 to assure memory retention if ac power...
Owner's Manual
Page 17
... heat up and the fan to come on display after fresh batteries are installed. bAt Lo remains on (Cont). ten minutes and displays COOL, contact the Honeywell Customer Assistance at the register. s Contact your heating or air conditioner contractor. Install fresh alkaline batteries. 17 69-0812-2 s Press PRESENT SETTING key to differ occasionally... conditioner On cycle is too warm or too cool. See page 5. The house is too short or too long. If further assistance is needed, call Honeywell Customer Assistance at 1-800-468-1502.
... heat up and the fan to come on display after fresh batteries are installed. bAt Lo remains on (Cont). ten minutes and displays COOL, contact the Honeywell Customer Assistance at the register. s Contact your heating or air conditioner contractor. Install fresh alkaline batteries. 17 69-0812-2 s Press PRESENT SETTING key to differ occasionally... conditioner On cycle is too warm or too cool. See page 5. The house is too short or too long. If further assistance is needed, call Honeywell Customer Assistance at 1-800-468-1502.