Samsung AM048FXMDCH - Phase Reversal or Phase Failure(3Ø Outdoor Unit Wiring, R-S-T-N), Connection Error on 3 Phase Input. (E-428)

62 Samsung Electronics
3-25. Phase reversal or phase failure(3Ø outdoor unit wiring, R-S-T-N),
connection error on 3 phase input. (E-428)
Outdoor unit Display E-428
Indoor unit Display
Duct, Cassette (1 / 2Way), Console, Ceiling
Operation Defrost Timer Fan Filter / MPI
× ×
◑ ◑
◑
Cassette (4Way / Mini 4Way)
Operation Defrost Timer Filter
×
◑
◑ ◑
Duct, Cassette (1/2 Way), Console, Ceiling
Operation Timer Turbo 24°C 27°C
× ×
◑◑ ◑
※ ●
: ON ◑ : Flash ×: OFF
Judgement Method
t$PNQSFTTJPOSBUJP<)JHIQSFTTVSF-PXQSFTTVSF>MFTTUIBOBOE
lasts for 10 minutes or more.
t%JGGFSFOUJBMQSFTTVSFIJHIQSFTTVSFMPXQSFTTVSFMFTTUIBO.1B(BOE
lasts for 10 minutes or more.
Cause of problem
t*OEPPSBOE0VUEPPS&&7CSFBLEPXO
t8BZ7BMWFCSFBLEPXO
t)JHIBOE-PXQSFTTVSFTFOTPSEFGFDUJWF
t3FGSJHFSBOUTIPSUBHF