Owner's Manual
Page 8
T8131C Programming Guide NOTE: Batteries are required only for armchair programming, and to OFF. Follow instructions in memory if ac power is lost. Remove the battery door (on display. 8 69-0812-2 then press Run Program . WAKE, MON-FRI and SET appear on the thermostat left side)... using a coin at HEAT, press and release Weekday Schedule once. When replacing batteries, set the system switch to retain your personal temperature schedule in Installing Batteries section. Set...
T8131C Programming Guide NOTE: Batteries are required only for armchair programming, and to OFF. Follow instructions in memory if ac power is lost. Remove the battery door (on display. 8 69-0812-2 then press Run Program . WAKE, MON-FRI and SET appear on the thermostat left side)... using a coin at HEAT, press and release Weekday Schedule once. When replacing batteries, set the system switch to retain your personal temperature schedule in Installing Batteries section. Set...
Owner's Manual
Page 14
... SHOWN POWER M9203 14 69-0812-2 To remove the batteries, press down on the left ends of removing the old ones, the thermostat does not require reprogramming. If you insert new batteries within 20 to assure memory retention if ac power is lost. However, if... 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 once a year to 30 seconds of the batteries.
... SHOWN POWER M9203 14 69-0812-2 To remove the batteries, press down on the left ends of removing the old ones, the thermostat does not require reprogramming. If you insert new batteries within 20 to assure memory retention if ac power is lost. However, if... 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 once a year to 30 seconds of the batteries.
Owner's Manual
Page 15
...light emitting diode (LED) located to HEAT. s Verify the program times for the period. Troubleshooting Guide IF... Temperature display will not come on the thermostat is 45°F to 88°F (7°C to 31°C). (31°C) during programming. The setting than 45°F (7°C) or ...higher than 88°F range is set to the left of the LCD is lit, indicating the thermostat is lit. s Check the system fuse or circuit breaker and replace or reset, if necessary. 15 69-0812-2 Reprogram if necessary. Display will not go lower s The temperature ...
...light emitting diode (LED) located to HEAT. s Verify the program times for the period. Troubleshooting Guide IF... Temperature display will not come on the thermostat is 45°F to 88°F (7°C to 31°C). (31°C) during programming. The setting than 45°F (7°C) or ...higher than 88°F range is set to the left of the LCD is lit, indicating the thermostat is lit. s Check the system fuse or circuit breaker and replace or reset, if necessary. 15 69-0812-2 Reprogram if necessary. Display will not go lower s The temperature ...
Owner's Manual
Page 16
... after changing the setting before the air conditioner starts. Heating will not come on (Cont). s The thermostat has a built-in time delay on , the compressor could have reached its high limit temperature protection and... shut down. s If temperature setting is lower than the current temperature and displays HEAT, contact Honeywell Customer Assistance at 1-800-468-1502. If the air conditioner comes on cooling. After ten minutes, ...five to COOL. s Check that the switch on the thermostat is lit. s Check the system fuse or circuit breaker and replace or reset, if necessary.
... after changing the setting before the air conditioner starts. Heating will not come on (Cont). s The thermostat has a built-in time delay on , the compressor could have reached its high limit temperature protection and... shut down. s If temperature setting is lower than the current temperature and displays HEAT, contact Honeywell Customer Assistance at 1-800-468-1502. If the air conditioner comes on cooling. After ten minutes, ...five to COOL. s Check that the switch on the thermostat is lit. s Check the system fuse or circuit breaker and replace or reset, if necessary.