38
9.2 Outdoor unit error display
MROHC09AS and MROHC12AS:
After power on, LED100(Blue color) will be slow flash(0.2Hz) when the unit is in standby and
quick flash (2.5Hz) if the unit has some problems.
No.
Problems
LED301
(Green)
LED300
(Red)
IU display
1
standby for normal
O
X
2
Operation normally
X
O
3
IPM malfunction or IGBT over-strong current protection
☆
X
P0
4
Over voltage or too low voltage protection
O
O
P1
5
Over voltage or too low voltage protection
O
☆
P1
6
Inverter compressor drive error
X
☆
P4
7
Inverter compressor drive error
☆
O
P4
8
Inverter compressor drive error
☆
☆
P4
O
（
light
）
X
（
off
）
☆（
2.5Hz flash
）
Содержание MROHC09AS
Страница 14: ...12 5 Wiring Diagram 5 1 Indoor Unit MWOHC09S MWOHC12S MWOHC18S ...
Страница 15: ...13 MWOHC24S ...
Страница 16: ...14 5 2 Outdoor Unit MROHC09AS MROHC12AS ...
Страница 17: ...15 MROHC18AS ...
Страница 18: ...16 MROHC24AS MROHC09AS MROHC12AS ...
Страница 19: ...17 MROHC18AS ...
Страница 29: ...27 T2 7 C 44 6 F the compressor frequency will not be limited ...
Страница 53: ...51 Take the 9k model as example P V P U ...
Страница 54: ...52 N U P W ...
Страница 55: ...53 N W N V ...
