M thermal Split
68 202004
Midea M thermal Split
4.12 H6, HH Troubleshooting
Digital display output 4.12.1
Description 4.12.2
H6 indicates a DC fan error.
HH indicates that H6 protection has occurred 10 times in 2 hours. When HH error occurs, a manual system restart is
required before the system can resume operation. The cause of HH error should be addressed promptly in order to
avoid system damage.
M thermal Split stops running.
Error code is displayed on outdoor unit main PCB and user interface.
Possible causes 4.12.3
DC fan wire is loosed.
High wind speed.
Fan motor blocked or has failed.
Invert module damaged.
Main PCB is damaged.
Midea CAC
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