FILE NO. SVM-07008

9-2. Operation Description

Item

Operation flow and applicable data, etc.

Description

1.Basic 1. Operation control

operation

Receiving the user’s operation condition setup, the operation statuses of indoor/outdoor units are controlled.

1)The operation conditions are selected by the remote controller as shown in the below.

2)A signal is sent by ON button of the remote controller.

3)The signal is received by a sensor of the indoor unit and processed by the indoor controllers as shown in the below.

4)The indoor controller controls the indoor fan motor and louver motor.

5)The indoor controller sends the operation command to the outdoor controller, and sends/receives the control status with a serial signal.

6)The outdoor controller controls the operation as shown in the left, and also controls the compres- sor, outdoor fan motor and 4-way valve.

Remote controller

Selection of

operation conditions

ON/OFF

Control contents of remote controller

•ON/OFF (Air conditioner)

•Operation select (COOL/HEAT/AUTO/DRY)

•Temperature setup

•Air direction

•Swing

•Air volume select (AUTO/LOW/LOW+/MED/MED+/HIGH)

• ECO

∙ COMFORT SLEEP

• ON timer setup

∙ QUIET

• OFF timer setup

∙ PRESET

• Hi POWER

∙ ONE-TOUCH

 

Indoor unit

Signal receiving

Indoor unit control

Operation command

Serial signal send/receive

Indoor unit control

•Command signal generating function of indoor unit operation

•Calculation function (temperature calculation)

•Activation compensation function of indoor fan

•Cold draft preventive function

•Timer function

•Indoor heat exchanger release control

•Indoor fan motor

•Louver motor

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Outdoor unit

 

~

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Serial signal send/receive

 

Outdoor unit control

Inverter

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

• Frequency control of inverter output

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Outdoor unit control

 

• Waveform composite function

 

 

 

 

 

 

 

 

 

 

 

 

 

 

• Calculation function

 

 

 

• Compressor

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(Temperature calculation)

 

 

 

• Outdoor fan motor

 

 

 

 

 

 

 

• AD conversion function

 

 

 

 

 

 

 

 

 

 

 

 

 

• 4-way valve

 

 

 

 

 

 

 

• Quick heating function

 

 

 

 

 

 

 

 

 

 

 

 

 

 

• Delay function of compressor reactivation

 

 

 

 

 

 

 

 

 

 

 

 

 

 

• Current release function

 

 

 

 

 

 

 

 

 

 

 

 

 

 

• GTr over-current preventive function

 

 

 

 

 

 

 

 

 

 

 

 

 

 

• Defrost operation function

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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