Troubleshooting
Samsung Electronics 4-69
4-3-43 Momentary Blackout error
1. Precautions : Replace Hub PCB or Main PCB.
Outdoor unit
display
Indoorunit
display
Duct, Cassette (1/2 Way),Console, Celing Cassette (4/Mini4 Way) Wall-mounted (NeoForte)
Operation Defrost Timer Fan Filter/MPI Operation Defrost Timer Filter Operation Timer Turbo
× × ◑ ◑ ◑ × ◑ ◑ ◑
●
◑ ◑
※ ●: ON ◑: Flash ×: OFF
Judgment
Method
∙ Momentary stop of compressor due to momentary blackout.
Cause of
problem
∙ Momentary stop of compressor due to momentary blackout.
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