Troubleshooting
Samsung Electronics 4-65
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-mount ed (NeoForte)
Operation Defr ost Timer Fan Filter/MPI Operation Defrost Timer F ilter 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.