Panasonic Cs A9dka Cu A9dka Cs A12dka Cu A12dka Repair Manual

4.2. Outdoor Unit
4.2.1. CU-A9DKA
4.2.2. CU-A12DKA
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5 Refrigeration Cycle Diagram
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6 Block Diagram
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CS-A9DKACU-A9DKA / CS-A12D KA CU-A12D KA / 

7 Wiring Diagram
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8 Operation Details
8.1. Heating Operation
 • Heating operation can be set using remote control.
 • This operation is applied to warm the room temperature reaches the setting temperature set on the remote control.
 • The remote control setting temperature, which takes the reading of intake air temperature sensor, can be adjusted from 16°C
to 30°C.
 • During heating operation, the compressor will stoprunning and restart as shown in below figure.
8.1.1. Heating Operation Time Diagram
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8.2. Cooling Operation
 • Cooling operation can be set using remote control.
 • This operation is applied to cool down the room temperature reaches the setting temperature set on the remote control.
 • The remote control setting temperature, which takes the reading of intake air temperature sensor, can be adjusted from 16°C
to 30°C.
 • During cooling operation, the compressor will stoprunning and restart as shown in below figure.
8.2.1. Cooling Operation Time Diagram
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8.3.1. Soft Dry Operation Time Diagram
8.3. Soft Dry Operation
 • Soft Dry operation can be set using remote control.
 • Soft Dry operation is applied to dehumidify and to perform a gentle cooling to the room.
 • This operation starts when the intake air temperature sensor reaches the setting temperature on the remote control.
 • W hen operation begins, Soft Dry will be switched “ON” for a maximum 10 minutes, then Soft Dry operation will be turned “OFF”
for a minimum 6 minutes. After that, the Soft Dry...

8.4. Automatic Operation
 • Automatic operation can be set using remote control.
 • This operation starts to operate with indoor fan at SLo speed for 25 seconds to judge the intake air temperature.
 • After judged the temperature, the operation mode is determined by referring to the below standard.
 • Then, the unit start to operate at determined operation mode, until it is switched off using remote control, with the setting
temperature as shown in below table.
 • Operation mode will be determine again...