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[ IX Troubleshooting ]
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HWE08040 GB
The last digit in the check error codes in the 4000's and 5000's and two-digit detail codes indicate if the codes apply to com-
pressor inverter on fan inverter.
Example
Code 4225 (detail code 108): Bus voltage drop in the fan inverter system
Code 4230 : Heatsink overheat protection in the compressor inverter system
6608 - - No response error O O O O
6831 - -
MA controller signal reception error (No signal re-
ception)
OO
6832 - -
MA remote controller signal transmission error
(Synchronization error)
OO
6833 - -
MA remote controller signal transmission error
(Hardware error)
OO
6834 - -
MA controller signal reception error (Start bit de-
tection error)
OO
7100 - - Total capacity error O
7101 - - Capacity code setting error O O O
7102 - - Wrong number of connected units O
7105 - - Address setting error O
7106 - - Attribute setting error O
7110 - -
Connection information signal transmission/recep-
tion error
O
7111 - - Remote controller sensor fault O O
7113 - - Function setting error O
7117 - - Model setting error O
7130 - - Incompatible unit combination O
The last digit Inverter system
0 or 1 Compressor inverter system
5 Fan inverter system
Error
Code
Prelimi-
nary
error
code
Error
(prelim-
inary)
detail
code
Error code definition
Searched unit
Notes
Outdoor unit
Indoor unit
LOSSNAY
Remote controller