Owner's Manual
Page 4
... and temperatures ... 28 Checking the current temperature setting 29 Maintaining Your Thermostat 31-34 Removing the thermostat 31 Replacing the thermostat 32 Replacing the batteries 33 Power outages 34 Glossary 35-36 Your Personal Program 37-38 Troubleshooting Guide 39-40 Chronotherm® III Thermostat Questions ......... 41-42 Quick Reference to the Keys 43-44...
... and temperatures ... 28 Checking the current temperature setting 29 Maintaining Your Thermostat 31-34 Removing the thermostat 31 Replacing the thermostat 32 Replacing the batteries 33 Power outages 34 Glossary 35-36 Your Personal Program 37-38 Troubleshooting Guide 39-40 Chronotherm® III Thermostat Questions ......... 41-42 Quick Reference to the Keys 43-44...
Owner's Manual
Page 45
... models with fresh ones. Make sure the current day and time are installed correctly. Reprogram when necessary. TROUBLESHOOTING GUIDE IF... Display flashes during operation. Display flashes during programming. Reprogram the thermostat. Display will be at least 3° F above the HEAT temperature setting. s Check that AM and... PM indications are correct. s Make sure thermostat is on the subbase. Program is 45° F to power outage. The setting range is lost because of a power outage....
... models with fresh ones. Make sure the current day and time are installed correctly. Reprogram when necessary. TROUBLESHOOTING GUIDE IF... Display flashes during operation. Display flashes during programming. Reprogram the thermostat. Display will be at least 3° F above the HEAT temperature setting. s Check that AM and... PM indications are correct. s Make sure thermostat is on the subbase. Program is 45° F to power outage. The setting range is lost because of a power outage....
Owner's Manual
Page 46
... COOL or AUTO. s Install fresh AAA alkaline batteries. Display flashes REPL BAT or goes blank when power is too warm or too cool. s The thermostat has a built-in the cooling equipment. s If desired, change the time or temperature setting. s Check the fuse or circuit breaker and replace or... at the register. See page 25. Heating will not come on thermostat is set to HEAT or AUTO. The house is turned off. Allow up before the compressor starts. We recommend Energizer® batteries. (See page 33.) TROUBLESHOOTING 40 GUIDE s Check the fuse or circuit breaker and replace or ...
... COOL or AUTO. s Install fresh AAA alkaline batteries. Display flashes REPL BAT or goes blank when power is too warm or too cool. s The thermostat has a built-in the cooling equipment. s If desired, change the time or temperature setting. s Check the fuse or circuit breaker and replace or... at the register. See page 25. Heating will not come on thermostat is set to HEAT or AUTO. The house is turned off. Allow up before the compressor starts. We recommend Energizer® batteries. (See page 33.) TROUBLESHOOTING 40 GUIDE s Check the fuse or circuit breaker and replace or ...