Mild Dry Cooling Operation - Panasonic CS-S18JKQ Service Manual

Active e-ion Air Purifying system breakdown error:
o
Judgment Method
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When hi-feedback voltage (at microcontroller) supplied to filter during e-ion stop, Active e-ion Air
Purifying system breakdown error shows immediately.
•
It is due to indoor PCB or filter's high voltage power supply damage.
•
Operations except e-ion continue. Both Timer indicator and e-ion indicator blink.
Troubleshooting Method
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Press "e-ion" button or "OFF/ON" button to stop the operation.
•
Change main circuit board or filter's high voltage power supply.
•
When lo-feedback voltage supplied to Active e-ion Air Purifying system during e-ion operation, e-ion
indicator and Timer indicator stop blinking.

11.12 Mild Dry Cooling Operation

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This operation helps to prevent decreases in room humidity while maintaining the setting temperature.
•
During unit running at Cooling operation mode, if "Mild Dry Cooling" button is pressed, Mild Dry Cooling operation
starts and Mild Dry Cooling indicators turns ON.
•
Mild dry cooling operation is unavailable when the unit is operating Auto mode, Soft Dry mode, Patrol individual
operation or e-ion individual operation.
•
Mild dry cooling operation is cancelled when the unit turned OFF, or when the operation mode changed from
Cooling to other mode.
•
Powerful, Quiet and Mild Dry Cooling mode cannot function at the same time, the unit will follows the operation
according to the last signal received.
•
During this operation, the compressor frequency changes according to operating condition to prevent room
humidity decreases and when AUTO AIR SWING is set, the vertical airflow direction fixed at lower limit position.
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