Nortek GHH09LUA4DH - Page 24

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Troubleshooting
Error Codes
• When heat pump malfunctions, the temperature indictor on indoor unit will
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required action to be taken.
Error Code Troubleshooting
C5
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E5
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TXDOL¿HGSURIHVVLRQDOIRUVHUYLFH
E8
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TXDOL¿HGSURIHVVLRQDOIRUVHUYLFH
F0
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F1
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F2
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H6
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TXDOL¿HGSURIHVVLRQDOIRUVHUYLFH
U8
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TXDOL¿HGSURIHVVLRQDOIRUVHUYLFH
Note: )RUDQ\RWKHUHUURUFRGHVFRQWDFWTXDOL¿HGSURIHVVLRQDOIRUVHUYLFH
• :KHQDQ\RIWKHIROORZLQJVLWXDWLRQVRFFXUWXUQRႇKHDWSXPSGLVFRQQHFW
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- 3RZHUFRUGLVRYHUKHDWLQJRUGDPDJHG
- 7KHUH¶VDEQRUPDOVRXQGGXULQJRSHUDWLRQ
- $LUVZLWFKWULSVRႇIUHTXHQWO\
- +HDWSXPSJLYHVRႇEXUQLQJVPHOO
- ,QGRRUXQLWLVOHDNLQJ
• 'RQRWUHSDLURUUH¿WWKHKHDWSXPSE\\RXUVHOI
• ,IWKHKHDWSXPSFRQWLQXHVWRRSHUDWHZKLOHPDOIXQFWLRQLQJLWPD\EH
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WARNING
!
Malfunction Check Items Solutions
:DWHUÀRZLQJQRLVH
• +DVKHDWSXPSMXVWEHHQ
WXUQHGRQRUWXUQHGRႇ"
• The noise is the sound of the
unit, which is normal.
Cracking noise
• +DVKHDWSXPSMXVWEHHQ
WXUQHGRQRUWXUQHGRႇ"
• This is the sound of friction
FDXVHGE\H[SDQVLRQDQGRU
contraction of panel or other
SDUWVGXHWRWKHFKDQJHRI
temperature.