32
9.3.2 Indoor / outdoor unit
’
s communication diagnosis and solution(E1)
Error Code
E1
Malfunction decision
conditions
Indoor unit does not receive the feedback from outdoor unit during
110
seconds and this condition happens four times continuously.
Supposed causes
●
Wiring mistake
●
Indoor or outdoor PCB faulty
Trouble shooting:
Содержание MSMBB-12CRDN1-MP0W
Страница 7: ...5 2 2 Part names of Indoor Outdoor units ...
Страница 9: ...7 For MSMBB 12CRDN1 MP0W For MSMBC 18CRDN1 MP0W For MSMBD 22CRDN1 MP5W ...
Страница 13: ...11 MOF1 22CDN1 MP5W ...
Страница 25: ...23 ...
Страница 32: ...30 MOF1 22CDN1 MP5W ...
Страница 36: ...34 9 2 3 Zero crossing detection error diagnosis and solution E2 ...
Страница 39: ...37 supply or 50V 115V power supply the PCB must has problems and need to be replaced ...
Страница 45: ...43 P W N U ...
Страница 46: ...44 N V N W ...