Panasonic CS-PW18CKE, Service Manual

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8.5. Automatic Mode Operation
1. When the Automatic Mode Operation is selected, the indoor fan operates at SLo fan speed for 25 seconds to sense intake air
temperature and determine the 1st operation mode. If indoor intake air temperature is less than 16°C, Heating mode will
immediate operate.
2. Operation mode will be determine again after 1 hour of operation, if the room temperature reaches to set temperature and
compressor off time is over 7 minutes 30 seconds continuously.
The present operation mode will be continued, if the room temperature does not reach to set temperature (Compressor keeps running)
eventhough after 1 hour from automatic operation mode started.
Present Judgement Next Mode
Mode Cooling Soft Dry Heating
O O
Cooling 23°C Cooling (Judgement: Not Applicable (Judgement:
Heating 23°C & Above) Below 23°C)
O O
Soft Dry 20°C Soft Dry Not Applicable (Judgement: (Judgement:
Heating 20°C & Above) Below 20°C)
O O
Heating Cooling (Judgement: Not Applicable (Judgement:
25°C Heating Above 25°C) 25°C & below)
Automatic Set Temperature
Refer 3. as below.
3. Automatic Set Temperature
For each operation, set temperature will automatically set as shown below.
However it can be selected 2°C higher or 2°C lower from standard set temperature by pressing the “Room Temperature Setting
button”.
Operation Hi (Standard) Lo
(+2°C) (±0°C) (-2°C)
Cooling 27°C 25°C 23°C
Soft Dry 24°C 22°C 20°C
Heating 23°C 21°C 19°C
• • • •
The mode judging temperature and standard setting temperature can be increased by 2°C, by open the circuit of JX1 at
indoor electronic controller.
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CS-PW18CKE CU-PW18CKE