Lennox L3011C - Manuals

Page 4 506079−01 02/08 Filter Reminder The L3011C thermostat includes a filter reminder feature.The filter reminder can be set for 1, 3, 6, or 12−month inter-vals. The SETTINGS button, located behind the door onthe right−hand side of the thermostat is used to set the filterreminder interval. See fig...

Page 5 L3011C THERMOSTAT Thermostat RESET Under some abnormal conditions, it may be desirable toreset" the thermostat to its default condition. This can beuseful on rare occasions when the the thermostat is behav-ing abnormally (e.g. after an electrical storm or power out-age). The RESET button ...

Page 6 506079−01 02/08 Power Loss/Recovery Thermostat memory is retained for a minimum of 24 hoursduring a power loss (includes retention of programmedtemperature setpoint, heat/cool and fan mode settings, fil-ter reminder status, and equipment protection timers). Af-ter 24 hours of power loss, prog...