Owner's Manual
Page 31
This balances the indoor air and improves air quality by cycling the air through the filter. 30 44002-01 r051807 USER SETTINGS The PERIODS PER DAY (Option 1) can be set from 30-360 days in calendar days and can be set to 0, 2 or 4. When set to 0, the thermostat operates as a digital non-programmable thermostat. The REFRESH FAN ON (Option 3) function runs only the fan during heating or cooling off cycles. The FILTER CHANGE INDICATOR (Option 2) runs in 15-day increments (the default is 90).
This balances the indoor air and improves air quality by cycling the air through the filter. 30 44002-01 r051807 USER SETTINGS The PERIODS PER DAY (Option 1) can be set from 30-360 days in calendar days and can be set to 0, 2 or 4. When set to 0, the thermostat operates as a digital non-programmable thermostat. The REFRESH FAN ON (Option 3) function runs only the fan during heating or cooling off cycles. The FILTER CHANGE INDICATOR (Option 2) runs in 15-day increments (the default is 90).