158
Failure code
Outdoor
digital
display tube:
80
Indoor wired
controller:
50
Indoor unit LED status
LED5
Failure description:
The HP difference between outdoor units in
one system is above 4.
20 times
Outdoor unit LED status
LED1
LED2
Normal
Normal
1. Model
Failure diagnosis and troubleshooting
Flow Logic III series
Diagnosis
Troubleshooting
2. Abnormity detection method
◆
Confirm if the power input
difference between combined
outdoor units is above 4HP;
◆
Set SW9\SW10\SW11 at 0,
1 and 0 respectively and check
if the power input on LED3 and
LED4 is correct.
3. Abnormity confirmation
conditions
◆
The HP difference between
outdoor units is above 4 in one
system.
4. Possible causes
◆
The power input difference
between outdoor units is
above 4HP in multi-connected
system
;
◆
The power input dip switch
BM3_5, BM3_6, BM3_7 and
BM3_8 of outdoor units is
incorrect.
Confirm if the power input
difference between combined
outdoor units is above 4HP
Check if the HP DIP switch
of outdoor units is correctly
configured.
Set SW9\SW10\SW11 at
0, 1 and 0 respectively and
check if the power input is
correct.
Rectify on site by after-sales
personnel.
The service manager informer
t h e i n s t a l l e r t h e m a x H P
difference less than 4HP.
Replace the PCB of outdoor unit.
Y
N
N
Y
N
Содержание AWAU-YDV1010-H13
Страница 1: ...SYJS 03 2017 REV A Edition 2017 03 Service Manual Flow Logic III...
Страница 56: ...54 7 Operation range...
Страница 102: ...100 Power module driver board 0151800090B and 0151800090...
Страница 103: ...101 Filter board MHW505A012...
Страница 187: ...Airwell reserves the right to make change without any notice...