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Si341213
Penyelesaian Masalah Menggunakan Remote Kontrol
113
Diagnosis Servis
2.30 Fasa Terbalik, Fasa Terbuka
Kode Kesalahan
U1
Model yang
berlaku
RQQ8-48PY1
Metode Deteksi
Kesalahan
Fasa dari masing-masing fasa dideteksi oleh sirkit deteksi fasa terbalik dan fasa benar atau
fasa terbalik akan dinilai.
Kondisi
Keputusan
Kesalahan
Ketika catu daya adalah fasa terbalik, atau fasa T adalah fasa terbuka
Dugaan
Sebab
Fasa terbalik catu daya
Fasa T fasa terbuka
PCB Unit outdoor (A1P) rusak
Penyelesaian
Masalah
Perhatian
Be sure to turn off the power switch before connecting or disconnecting
connectors, or parts may be damaged.
Rectify the open fasa.
Requires inspection of field
Catu Daya section.
Reverse fasa
Countermeasure of the problem is
completed by fasa replacement.
Replace the unit outdoor PCB
(A1P).
There is an open phase
at the power supply (T
phase) terminal section
(X1M) of the unit
outdoor.
NO
YES
Operation is
normal if one place
of power supply
line phase is
replaced.
NO
YES