133
Failure code
Outdoor
digital
display tube:
28-0, 1
Indoor wired
controller:
1C
Indoor unit LED status
LED5
Failure description:
High pressure sensor disconnection failure
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
◆
Check if the sensor
connection is normal;
◆
Check if voltage
characteristic of the sensor is
normal;
◆
Check if the pressure loop
acquired by the PCB is normal.
3. Abnormity confirmation
conditions
It is detected that the AD value
is below 11 (open circuit) or
above 1012 (short circuit)
for 30 seconds continuously,
and no alarm is given during
defrosting and within 3 minutes
at the end of defrosting.
4. Possible causes
◆
The connection of pressure
sensor is not secure;
◆
The pressure sensor is
broken;
◆
The pressure acquired by
PCB is not accurate.
Replace it correctly by after-
sales personnel on site.
Check if the corresponding
connector of sensor is normal
C h e c k i f t h e v o l t a g e
characteristic of the sensor
is normal
Check if the pressure loop
acquired by the computer
board is normal
Replace it correctly by after-
sales personnel on site.
Replace it correctly by after-
sales personnel on site.
N
N
Y
Y
Y
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...