Haier AS25XCHHRA-NR Operation Manual page 18

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C ode
T rouble description
indication
Room temperature
E 1
sensor failure
H eat-exc hange
E 2
sensor failure
Indoor E E P R O M
E 4
error
C om m unication
fault betw een
E 7
indoor and outdoor
units
Indoor fan m otor
E 14
m alfunction
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A nalyze and diagnose
F aulty connector connection;
F aulty therm istor;
F aulty P C B ;
F aulty E E P R O M data;
F aulty E E P R O M ;
F aulty P C B ;
Indoor unit- outdoor unit signal
transm ission error du e to w iring
error;
F aulty P C B ;
O peration halt due to breaking
of w ire inside the fan m otor;
O peration halt due to breaking
of the fan m otor lead w ires;
D etection error due to faulty
indoor unit P C B ;
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