Carrier Infinity control Homeowner's Manual page 33

Accessory Status...pg. 12
This function allows you to check the approximate usage of an air
filter, humidifier pad, UV lamp(s) or ventilator pre-filter.
All Days Schedule...pg. 4 & 18
One comfort schedule that stays the same every day of the week.
Auxiliary Heat.o.pg. 7
A supplemental heating source often found with heat pump sys-
tems that is used to maintain comfort when outdoor temperatures
fall significantly.
Comfort Schedule._pg. 17
A personalized list of temperature and fan settings organized
according to time of day. The Infinity
TM
Control allows up to four
different periods per day with the flexibility to have a different
schedule every day of the week.
Emergency Heat...pg. 7-8
Typically associated with heat pumps, it is a secondary source of
heating used when outdoor temperatures are too cold to allow the
heat pump to operate effectively, or when the heat pump has mal-
functioned.
Hold...pg. 10
This function allows you to override the programmed temperature
settings indefinitely.