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25
FAULT ALARM HANDLING
If the system does not properly operate except in the aforementioned cases or the aforementioned
malfunctions are evident, investigate the system according to the following procedures.
Table 1—Fault Alarm
No. MALFUNCTION AND PROTECTION DEFINITION
DISPLAY
DIGITAL TUBE
1 Communication error between wired controller and indoor unit F0
2 The faceplate is abnormal F1
Please check the indoor unit’s error display and review the owner’s manual if other error codes
appear.
TECHNICAL INDICATION AND REQUIREMENT
EMC and EMI comply with the CE certification requirements.
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