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9.1.1.17.2. Ionizer Operation case study
Case 1
9.1.2. Anti-Freezing Control
1. When indoor heat exchanger temperature is lower than 2°C continuously for six minutes, compressor will stop operating.
2. Compressor will resume its operation three minutes after the indoor heat exchanger is higher than 10°C.
3. At the same time, indoor fan speed increase +20 rpm compared to its normal operation.
4. If indoor heat exchanger temperature is higher than 10°C for five minutes, the fan speed will return to its normal operation.
2. Compressor will resume its operation three minutes after the indoor heat exchanger is higher than 10°C.
3. At the same time, indoor fan speed increase +20 rpm compared to its normal operation.
4. If indoor heat exchanger temperature is higher than 10°C for five minutes, the fan speed will return to its normal operation.
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CS-ME7DKEG CS-ME10DD3EG / CS-ME10DTEG CS-E15DB4EW
1. Operation modes which can be selected using the
remote control unit:
Automatic, Cooling, Dry, Heating, Fan operation mode.
Automatic, Cooling, Dry, Heating, Fan operation mode.
2. Types of operations modes which can be performed
simultaneously
•
•
•
•
Cooling operation and cooling, Dry or fan operation
•
•
•
•
Heating operation and heating operation
3. Types of operation modes which cannot be performed
simultaneously
•
•
•
•
While a cooling operation is in progress, a heating
operation cannot be performed by an indoor unit in
another room.
In the room where the operation button for cooling was
pressed first, the operation is continued. In the room
where the operation button for heating was pressed
afterward, the operation lamp of the indoor unit blinks,
where the attempt is made to establish the heating
operation. Its fan is stopped, and the air does not
discharged.
operation cannot be performed by an indoor unit in
another room.
In the room where the operation button for cooling was
pressed first, the operation is continued. In the room
where the operation button for heating was pressed
afterward, the operation lamp of the indoor unit blinks,
where the attempt is made to establish the heating
operation. Its fan is stopped, and the air does not
discharged.
•
•
•
•
While a heating operation is in progress, a cooling
operation cannot be performed by an indoor unit in
another room.
In the room where the operation button for heating was
pressed first, the operation is continued. In the room
where the operation button for cooling was pressed
afterward, the operation lamp of the indoor unit blinks,
where the attempt is made to establish the cooling
operation. Its fan is stopped, and the air does not
discharged.
operation cannot be performed by an indoor unit in
another room.
In the room where the operation button for heating was
pressed first, the operation is continued. In the room
where the operation button for cooling was pressed
afterward, the operation lamp of the indoor unit blinks,
where the attempt is made to establish the cooling
operation. Its fan is stopped, and the air does not
discharged.
4. Operation mode priority control
•
•
•
•
The operation mode designated first by the indoor unit
has priority.
has priority.
•
•
•
•
If the priority indoor unit stops operation or initiates the
fan operation, the priority is transferred to other indoor
units.
fan operation, the priority is transferred to other indoor
units.
9.2. Duct Type
9.2.1. Simultaneous Operation Control
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CS-ME7DKEG CS-ME10DD3EG / CS-ME10DTEG CS-E15DB4EW
9.2.2. Indoor Fan Control
•
•
•
•
The following shows how fan speed changes depending on the setting made with the FAN SPEED button and other operating
conditions.
conditions.
•
•
•
•
Actual fan speed may differ from that you set with remote control.
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CS-ME7DKEG CS-ME10DD3EG / CS-ME10DTEG CS-E15DB4EW
9.2.3. Drain Pump Control
Basic operation
•
•
•
•
The drain pump starts 50 seconds after the indoor unit starts or the thermostat comes on (i.e., 10 seconds after the fan
motor starts).
The drain pump stops 30 seconds after the indoor unit stops or the thermostat turns off.
motor starts).
The drain pump stops 30 seconds after the indoor unit stops or the thermostat turns off.
•
•
•
•
The drain pump repeats a cycle of on for 30 seconds then off for between 50 and 90 seconds as long as the unit is
operating. Operation while the unit is off is determined by the difference between the temperature setting and the room
temperature.
operating. Operation while the unit is off is determined by the difference between the temperature setting and the room
temperature.
Float switch operation
•
•
•
•
When the float switch turns on for 10 seconds continuously, the thermostat of the indoor unit turns off and the drain pump
operates continuously.
operates continuously.
•
•
•
•
When the float switch stays on for 150 seconds continuously, the drain pump and indoor unit stop and the timer lamp
flashed indicating an H21 error.
flashed indicating an H21 error.
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CS-ME7DKEG CS-ME10DD3EG / CS-ME10DTEG CS-E15DB4EW
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