Temperature And Humidity Range - Fujitsu AST7 SERIES Operating Manual

OPERATING TIPS
Instructions relating to heating (*) are applicable only to "HEAT & COOL MODEL" (Reverse Cycle).

Temperature and Humidity Range

Permissible ranges of temperature and humidity are as follows:
COOLING OPERATION
*HEATING OPERATION
● Acoustic Noise Information: The maximum sound pressure level is less than 70 dB (A) for both indoor unit and outdoor
● If the air conditioner is operated under higher temperature conditions than those listed, the built-in protection circuit may
operate to prevent internal circuit damage. Also, during Cooling and Dry modes, if the unit is used under conditions of
lower temperatures than those listed above, the heat-exchanger may freeze, leading to water leakage and other damage.
● Do not use this unit for any purposes other than the Cooling, ( * )Heating, Dehumidifying, and air-circulation of rooms in
ordinary dwellings.
●
When the outdoor temperature drops, the outdoor unit's fans may switch to Low Speed.
● If the unit is used for long periods under high-humidity conditions, condensation may form on the surface of the indoor
unit, and drip onto the floor or other objects underneath. (About 80% or more)
19
Outdoor
Temperature
About 0 to 46 °C
About –10 to 24 °C
unit. According to IEC 704-1 and ISO 3744.
Indoor
Temperature
About 18 to 32 °C
About 30 °C or less
Humidity
About 80 % or less
If the unit is used for long peri-
ods under high-humidity condi-
tions, condensation may form
on the surface of the indoor
unit, and drip onto the floor or
other objects underneath.