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9.3.3 Zero crossing detection error diagnosis and solution (E2)
Error Code
E2
Malfunction decision
conditions
When PCB does not receive zero crossing signal feedback for 4
minutes or the zero crossing signal time interval is abnormal.
Supposed causes
●
Connection mistake
●
PCB faulty
Trouble shooting:
Check if the connections and
power supply is normal?
Correct the connections. Turn on the
unit when the power supply is good.
No
Yes
Indoor main PCB is
defective. Replace indoor
main PCB.
Содержание CS11M-09HRFN1-MX0W
Страница 7: ...5 2 2 Part names of Indoor Outdoor units...
Страница 10: ...8 For MS11M 09HRFN1 BW0W MS11M 12HRFN1 BV0W For MS11M 30HRFN1 MR0W MS11M 36HRFN1 MN10W...
Страница 42: ...40 P W N U...
Страница 43: ...41 N V N W...