Carrier 33CS - Manual (Page 5)

Emergency Heat — Emergency heat is available for heat
pump applications. To turn on emergency heat, press and hold
the Fan button. While holding the Fan button, press the UP
button for 2 seconds. An ‘‘EH’’ will be displayed. During
emergency heat, the fan will operate and the second stage of
heat will be energized (locking out the first stage compres-
sor). To exit emergency heat, press and hold the Fan button.
While holding the Fan button, press the UP button for 2 sec-
onds. During emergency heat, only OFF and HEAT modes
are available.
Electric Heat — When the Electric Heat option in the
advanced set up is set to ON (configured by installer), the
thermostat will turn on the fan immediately any time there
is a heat demand. This feature should only be used on elec-
tric heating applications. Do not use with gas heat.
Holiday Mode — When the thermostat is in Holiday mode,
the thermostat will operate under Unoccupied set points. To
configure and activate the Holiday mode, press the Holiday
button. The ‘‘HOL’’ icon will be displayed along with the
remaining days of Holiday mode operation. Press the UP or
DOWN ARROWS to select the number of days that the holi-
day schedule will be in effect. A value of 0 disables Holiday
mode. The duration can be set from 1 to 99 days. The ther-
mostat will enter Holiday mode on midnight of the next day
after the mode has been activated. Holiday mode will re-
main in effect until midnight of the last configured day.
If the Holiday mode is in effect, the number of days
remaining will blink on and off and the ‘‘Unoccupied’’ icon
will be displayed. The Override button will be active during
Holiday mode. The Dry Contact Switch is ignored.
To turn off the Holiday mode before the remaining con-
figured days have passed, press the Holiday button to enter
the configuration mode. Press the DOWN ARROW to set
the number of days to zero. Holiday mode will be disabled.
5