COMPLETING THE INSTALLATION
ENGLISH
DISPLAY | EXPLANATION |
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| REMARK | ||
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| Outdoor sensor error (Short/Open) | Be sure to check after applying the power | |||||
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| to the outdoor unit. | ||||||
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| Outdoor A cond pipe sensor error (Short/Open) |
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| Outdoor B cond pipe sensor error (Short/Open) |
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| Outdoor C cond pipe sensor error (Short/Open) |
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| A unit test operation error | Display when the test operation finishes. | |||||
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| •When the pipe temperature difference of | |||||
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| B unit test operation error | indoor unit (pipe temperature 4 minutes before | |||||
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| - Actual pipe temperature) is less than 41˚F(5˚C). | |||||
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| C unit test operation error | ||||||
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| A unit test communication error | Be sure to check during the test operation. | |||||
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| B unit test communication error |
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| C unit test communication error |
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| A,B,C unit all communication error | Display of power application. | |||||
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| A room test operation OK | Display 4 minutes after the COMP is on. | |||||
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| B room test operation OK |
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| C room test operation OK |
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| Communication unit number display : A unit | •Normal operation | |||||
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| Unit A,B and C are changed every one second. | ||||||
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| A B C |
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| Communication unit number display : B unit | The communication lamp is flickering after | |||||
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| display of each unit. | |||||
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| (possibility to check the communication status) | |||||
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| Communication unit number display : C unit | ||||||
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| •During the test operation the unit under test | ||||||
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| (In case of triple split multi air conditioner) | ||||||
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| is on and off every 0.25s. | ||||||
High temperature of the A cond
High temperature of the B cond
Refrigerant leaks
