Carrier 38GXC - Manual (Page 15)

15
AUTO MODE
When the Auto setting is selected, at startup the unit will run in
cooling, fan only, or heating based on the room temperature at
shown below.
64.4
68
73.4
77
Fan
Cooling
Heating
At Startup
Room Temp
er
ature
°F
A09357
Fig. 25 – AUTO Mode
After startup and if the unit is running in cooling, the compressor
will be de--energized when the room temperature is 73.4_F (23_C).
If the unit was running in heating, the compressor will be
de--energized when the room temperature is 73.4_F (23_C).
There is a 6 minute time delay before modes are switched.
SLEEP MODE
Additional energy savings can be realized by selecting the Sleep
mode. When the sleep setting is selected, the temperature set point
is adjusted automatically as shown below:
Cooling
Heating
1 HR 2 HR
T
S
T
S
+3.6°F
T
S
+1.8°F
T
S
-1.8°F
T
S
-3.6°F
A09258
Fig. 26 – SLEEP Mode
38/
40GX
C
(Q
)