Carrier 42QHG022D8S Series - Operating Temperature Ranges

Unit
Specifications
and Features
Page 8-GB
Operating temperature
When your air conditioner is used outside of the following temperature ranges, certain safety
protection features may activate and cause the unit to disable.
Inverter Split Type
COOL mode HEAT mode DRY mode
FOR OUTDOOR UNITS
WITH AUXILIARY
ELECTRIC HEATER
When outside
temperature is below
0°C (32°F), we strongly
recommend keeping the
unit plugged in at all time
to ensure smooth ongoing
performance.
Room Temperature
17°C - 32°C
(62°F - 90°F)
0°C - 30°C
(32°F - 86°F)
10°C - 32°C
(50°F - 90°F)
Outdoor
Temperature
0°C - 50°C
(32°F - 122°F)
-15°C - 24°C
(5°F - 75°F)
0°C - 50°C
(32°F - 122°F)
-15°C - 50°C
(5°F - 122°F)
(For models with
low temp. cooling
systems.)
0°C - 52°C
(32°F - 126°F)
(For special
tropical models)
0°C - 52°C
(32°F - 126°F)
(For special
tropical models)
Fixed-speed Type
COOL mode HEAT mode DRY mode
Room
Temperature
17°C-32°C (62°F-90°F)
0°C-30°C
(32°F-86°F)
10°C-32°C (50°F-90°F)
Outdoor
Temperature
18°C-43°C (64°F-109°F)
-7°C-24°C
(19°F-75°F)
11°C-43°C (52°F-109°F)
-7°C-43°C (19°F- 109°F)
(For models with low-temp cooling systems)
18°C-43°C (64°F-109°F)
18°C-52°C (64°F -126°F)
(For special tropical models)
18°C-52°C (64°F- 126°F)
(For special tropical models)
NOTE: Room relative humidity less than 80%. If the air conditioner operates in excess of this
gure, the surface of the air conditioner may attract condensation. Please sets the vertical air
ow louver to its maximum angle (vertically to the oor), and set HIGH fan mode.
To further optimize the performance of your unit, do the following:
● Keep d
oors and windows closed.
● Limit energy usage by using TIMER ON and TIMER OFF functions.
● Do not block air inlets or outlets.
● Regularly inspect and clean air lters.