Panasonic cs-s9pkv Service Manual page 83

12.14.2.5 Sunlight Sensor Check Mode
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To enable sunlight sensor check mode, during unit is OFF (power standby):
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Operation details
The sunlight sensor check mode will be operated for 5 minutes.
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During check mode, the ON and OFF timer will be memorized but it operation be ignored.
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During check mode, if the sunlight sensor check code is retransmitted, the 5 minutes counter will be reset.
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During check mode, if sunlight sensor detected the sunlight intensity value above minimum level, the
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ECONAVI indicator turns ON. Else if sunlight sensor detected sunlight intensity value below minimum level,
the ECONAVI indicator is OFF.
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To disable sunlight sensor check mode
After check mode is ended (5 minutes counter elapsed), press AUTO OFF/ON button at indoor unit.
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If the sunlight sensor detected sunlight intensity is at abnormal range, the check mode will be ended.
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Please check for error code.
12.14.2.6 Sunlight Sensor Abnormality
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Abnormality detection:
When ECONAVI is ON, if the sunlight intensity value below minimum level continuously for 24 hours, the
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sunlight sensor disconnection error counter will increase by 1 time. If the ECONAVI is OFF, the 24 hours
timer will be reset, but the sunlight sensor disconnection error counter will not be reset.
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Error Code judgment
When sunlight sensor disconnection error counter reached 15 times. H70 occurred.
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No TIMER indicator or ECONAVI indicator blink.
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When error code happened, the unit is able to operate without sunlight sensor.
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