Owner's Manual
Page 3
Contents Features ...2 Key Locations and Descriptions ...4 Planning Program Schedule ...5 Program Schedule ...6 Programming Thermostat ...7 Setting Current Time and Day ...8 Setting Weekday Program ...9 Setting Weekend Program ...10 Setting Temporary Temperature Hold 13 Setting Indefinite Temperature Hold 13 Operating Thermostat ...13 Setting SYSTEM and FAN Switches 13 Replace the Batteries (T8002 Only 14 Backlighting (Select Models 14 Minimum Off-Timing ...15 Troubleshooting ...16 Customer Assistance ...19 Warranty ...20 3 69-1431-1
Contents Features ...2 Key Locations and Descriptions ...4 Planning Program Schedule ...5 Program Schedule ...6 Programming Thermostat ...7 Setting Current Time and Day ...8 Setting Weekday Program ...9 Setting Weekend Program ...10 Setting Temporary Temperature Hold 13 Setting Indefinite Temperature Hold 13 Operating Thermostat ...13 Setting SYSTEM and FAN Switches 13 Replace the Batteries (T8002 Only 14 Backlighting (Select Models 14 Minimum Off-Timing ...15 Troubleshooting ...16 Customer Assistance ...19 Warranty ...20 3 69-1431-1
Owner's Manual
Page 16
Troubleshooting Symptom Display does not come on the wallplate. • Check if the circuit breaker is tripped-reset the circuit breaker. • Check if the fuse ...
Troubleshooting Symptom Display does not come on the wallplate. • Check if the circuit breaker is tripped-reset the circuit breaker. • Check if the fuse ...
Owner's Manual
Page 17
... thermostat is operating correctly. Contact a heating contractor for the system to respond. • Set SYSTEM switch to On position. • Wait five minutes for assistance. Troubleshooting (Continued).
... thermostat is operating correctly. Contact a heating contractor for the system to respond. • Set SYSTEM switch to On position. • Wait five minutes for assistance. Troubleshooting (Continued).
Owner's Manual
Page 18
Symptom Cooling does not come on. continued 18 69-1431-1 Troubleshooting (Continued). Action • Check if the circuit breaker is tripped-reset the circuit breaker. • Check if the fuse is blown-replace the fuse. • ...
Symptom Cooling does not come on. continued 18 69-1431-1 Troubleshooting (Continued). Action • Check if the circuit breaker is tripped-reset the circuit breaker. • Check if the fuse is blown-replace the fuse. • ...
Owner's Manual
Page 19
Symptom System on indicator or is coming from the registers. Action Wait a couple minutes after seeing the flame or snowflake and then check the registers. Minimum off -timer is in effect. System on indicator or is lit, but no warm or cool air is flashing. Customer Assistance If you have any questions concerning the operation of your thermostat, please visit us at www.honeywell.com or call the thermostat information helpline at 1-800-468-1502. 19 69-1431-1 Troubleshooting (Continued). Wait five minutes until the minimum off -timer is complete.
Symptom System on indicator or is coming from the registers. Action Wait a couple minutes after seeing the flame or snowflake and then check the registers. Minimum off -timer is in effect. System on indicator or is lit, but no warm or cool air is flashing. Customer Assistance If you have any questions concerning the operation of your thermostat, please visit us at www.honeywell.com or call the thermostat information helpline at 1-800-468-1502. 19 69-1431-1 Troubleshooting (Continued). Wait five minutes until the minimum off -timer is complete.