Mitsubishi Electric R410A, Service Handbook

Page: 240 / 346

[7-8 Error Code Definitions and Solutions: Codes [7000 - 7999] ]
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7-8-8 Error Code [7113]
1. Error code definition
Function setting error (improper connection of CNTYP)
2. Error source, cause, check method and remedy
Error source Cause Check method and remedy
Outdoor unit (1) Wiring fault (Detail code 15)
(2) Loose connectors, short-
circuit, contact failure 1) Check the connector CNTYP5 on the control board for proper
connection.
(Detail code 14)
(3) Incompatible control board
and INV board (replace-
ment with a wrong circuit
board) 1) Check the connector CNTYP5 on the control board for proper
connection.
2) Check the settings of SW5-3 through SW5-6 on the control
board.
(4) DIP SW setting error on the
control board (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.
3) Check the settings of SW5-3 through SW5-6 on the control
board.
(Detail code 16)
1) Check the connector CNTYP on the INV board for proper con-
nection.
2) Check the connector CNTYP5 on the control board for proper
connection.
3) Check the settings of SW5-3 through SW5-6 on the control
board.
4) Check the wiring between the control board and INV board.
Refer to the following page(s). [7-2-1 Error Code [0403]](page
156)
(Detail code 0, 1, 5, 6)
1) Check the wiring between the control board and INV board.
Refer to the following page(s). [7-2-1 Error Code [0403]](page
156)
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 different from the ones shown
above.