Service manual

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1. Coil frost prevention
Coil frost prevention is as same as COOL mode. (11-1.1.)
2. Low outside temperature operation
Low outside temperature operation is as same as COOL mode. (11-1.2.)
11-2. DRY ( ) OPERATION
(1) Press OPERATE/STOP (ON/OFF) button.
OPERATION INDICATOR lamp of the indoor unit turns on with a beep tone.
(2) Select DRY mode with OPERATION SELECT button.
(3) The set temperature is determined from the initial room temperature.
1. Coil forest prevention
When the temperature of indoor heat exchanger becomes too low, the coil frost prevention mode works. The indoor fan
operates at the set speed and the compressor stops. This mode continues until the temperature of indoor heat exchanger
rises.
2. Low outside temperature operation
When the outside temperature lowers during cool mode operation, low outside temperature operation starts, and the out-
door fan slows or stops.
11-1. COOL ( ) OPERATION
(1) Press OPERATE/STOP (ON/OFF) button.
OPERATION INDICATOR lamp of the indoor unit turns on with a beep tone.
(2) Select COOL mode with OPERATION SELECT button.
(3) Press TEMPERATURE buttons (TOO WARM or TOO COOL button) to select the desired temperature.
The setting range is 61 ~ 88°F.
11-3. FAN ( ) OPERATION
(1) Press OPERATE/STOP (ON/OFF) button.
OPERATION INDICATOR lamp of the indoor unit turns ON with a beep tone.
(2) Select FAN mode with OPERATION SELECT button.
(3) Select the desired fan speed. When AUTO, it becomes Low.
Only indoor fan operates. Outdoor unit does not operate.
11-4. “I FEEL CONTROL” ( ) OPERATION
(1) Press OPERATE/STOP (ON/OFF) button on the remote controller. OPERATION INDICATOR lamp of the indoor unit
turns on with a beep tone.
(2) Select “I FEEL CONTROL” mode with OPERATION SELECT button.
(3) The operation mode is determined by the room temperature at start-up of the operation.
• Once the mode is fixed, the mode does not change by room temperature afterwards.
• Under the ON-TIMER (
) operation, mode is determined according to the room temperature at the start-up of oper-
ation.
(4) The initial set temperature is decided by the initial room temperature.
Initial room temperature Model Initial set temperature
79°F or more
COOL mode of "I FEEL CONTROL"
75°F
77 to 79°F Initial room temperature minus 4°F
Less than 77°F DRY mode of "I FEEL CONTROL" Initial room temperature minus 4°F