Carrier DURAFRESH 3i, User Manual

Page: 7 / 24

Comfort zone for humans is 24°-27°C, hence to conserve electricity & for comfort conditioning,
air conditioner should be used between 24° - 27°C.
1.
2.
Unit
Speci
fi
cations
and Features
Page 7
Achieving Optimal Performance
Optimal performance for the COOL
,
HEAT
, and
DRY mode can be achieved in the following
temperature ranges. When your air conditioner is used outside of these ranges, certain safety
protection features will activate and cause the unit to perform less than optimally
.
Room
Temperature
17°-32°C (63°-90°F) 0°-30°C (32°-86°F) 10°-32°C (50°-90°F)
Outdoor
Temperature
18°-43°C (64°-109°F)
-
7°-24°C (19°-75°F)
11°-43°C (52°-109°F)
-
7°-43°C (19°-109°F)
18°-43°C (64°-109°F)
18°-54°C (64°-1 29°F) 18°-54°C (64°-129°F)
COOL mode HEAT mode DRY mode
COOL mode
HEAT mode
DRY mode
Room Temperature
17°C - 32°C
(
63°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 - 30°C
(
5°F - 86°F)
0°C - 50°C
(
32°F - 122°F)
0°C - 60°C
(
32°F - 140°F)
(
For special
tropical models)
0°C - 60°C
(
32°F - 140°F)
(
For special
tropical models)
-
15°C - 50°C
(
5°F - 122°F)
(
For models with
low temp. cooling
systems.)
FOR OUTDOOR UNITS
WITH AUXILIARY
ELECTRIC HEA
Inverter Split Type
TER
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.
Fixed-speed Type
(
For models with low-temp cooling systems)
(
For special tropical models
)
(
For special tropical models
)
To further optimize the performance of your unit, do the following:
Keep doors and windows closed.
Limit energy usage TIMER ON and TIMER OFF functions.
Do not block air inlets or outlets.
Regularly inspect and clean air
fi lters.