Panasonic CS-E12NKR, Руководство по обслуживанию

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13.13.2.2 Infrared Sensor Abnormality
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Abnormality detection:
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Connector disconnection / Wire cut abnormality
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Sensor judge Hi level continuously for 25 seconds
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Circuit abnormality
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70 seconds after power ON, if infrared sensor judge Lo level continuously for 25 seconds
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Error Code judgment
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When abnormality happened, internal counter increase by 1 time.
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Infrared sensor power OFF, retry after 5 seconds.
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When the infrared sensor maintains normal condition for 120 seconds, the counter reset or AC reset.
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When abnormality counter reached 4 times, H59 occurred – No TIMER indicator blinking.
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When error code happened, the unit is able to operate without AUTO COMF / ECO NAVI.
13.13.2.3 Infrared Sensor Check Mode
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To enable Infrared sensor abnormality check mode:
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During ECO NAVI is ON, when CHECK signal received, if either sensors has abnormality, the 4 times
abnormality counter is ignored, ECO NAVI Indicator will blink immediately and error code is memorized.
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The unit could operate without ECO NAVI or AUTO COMF.
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The ECO NAVI indicator blinking could be cancelled by pressing ECO NAVI button again.
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If the Infrared sensor has no abnormality, the CHECK process will end and continue with normal operation.