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Emergency operation
Emergency operation is available when the remote
controller malfunctions, has been lost, or otherwise
cannot be used.
• The set temperature is 4°F(2°C) below the detected room
temperature in the case of cooling operation.
(GREEN) (Lamp Off)
COOL STOP
To operate the system, press the OPERATION button,
which is also used as the receiver, below the unit display.
Each time this button is pressed, the OPERATION lamp
changes color to indicate the type of operation. Select the
desired type of operation.
7. FUNCTIONS
7-1. Operation Functions
SENSOR DRY
During DRY operation, the system adjusts the room
temperature and fan speed according to the conditions in the
room, in order to maintain a comfortable room environment.
SENSOR DRY operation
• DRY operation is as shown in the figure below.
The compressor operation frequency varies.
The indoor fan operates with 1/f fluctuation.
The compressor operates at a low operating frequency.
The indoor fan operates with 1/f fluctuation.
When room temperature rises above the set temperature, the
compressor turns ON. When room temperature falls below the
set temperature, the compressor turns OFF.
The Sensor Dry operation during the Low Ambient Cooling
Mode (outside air temperature : 59°F(15°C) or lower) is as
follows.
• Monitoring operation takes place when the room temperature
is below 59°F
(15°C), or more than 5°F(3°C) below the set
temperature.
• When the monitoring range is entered, the compressor stops,
and the indoor fan operates with 1/f fluctuation.
DRY A
DRY B
DRY A
DRY B
Monitor
Conditions are monitored at all
times when the room temperature
is below 59
°
F(15
°
C).
Load
COOL zone
A zone
B zone
NOTE
and
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