Mitsubishi Electric CMB-WM108V-AA Service Handbook page 178

[ VIII Troubleshooting ]
7117
1. Error Code
7117
Model setting error
2. Error source, cause, check method and remedy
Error source
Outdoor unit (1)
(2)
7117
1. Error Code
7130
Incompatible unit combination
2. Error source, cause, check method and remedy
Refer to 7130 in outdoor unit service handbook.
HWE1708A
Cause
Wiring fault
Loose connectors, short-circuit, con-
tact failure
Check method and remedy
(Detail code 15)
1) Check the connector CNTYP5 on the control board for
proper connection.
(Detail code 14)
1) Check the connector CNTYP4 on the control board for
proper connection.
(Detail code 12)
1) Check the connector CNTYP2 on the control board for
proper connection.
2) Check the connector CNTYP5 on the control board for
proper connection.
(Detail code 16)
1) Check the connector CNTYP on the INV board for
proper connection.
2) Check the connector CNTYP5 on the control board for
proper connection.
3) Check the wiring between the control board and INV
board.
(Detail code 0, 1, 5, 6)
1) Check the wiring between the control board and INV
board.
2) Check the settings of SW5-3 through SW5-6 on the
control board.
3) Check the connector CNTYP5 on the control board for
proper connection.
(Detail code Miscellaneous)
*If a set-model-name identification error occurs, check
the detail code on the unit on which the error occurred.
The detail code that appears on other units will be dif-
ferent from the ones shown above.
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GB