Gree GMV-S280W/A-X

GMV5 Home DC Inverter Multi VRF Units
217
project number of faulty indoor
unit. 3s later, U8 will be
displayed. For instance, if
no.100 indoor unit has U8
error, then LED3 will display
circularly as below: 01(2s
later), 00(2s later), U8.
The latter part water heating mode will be displayed as below:
Commissioning
code
Progress code
Status code
Meaning
Progress
LED1
LED2
LED3
Code
Display
status
Code
Display
status
Code
Display
status
15_Manual
charge first
cooling, then
water heating
operation
db
ON
15
ON
11
ON
System is in
water-heating-mode
commissioning operation
(System automatically selects
the commissioning operation
mode with no need of manual
setting).
db
ON
15
ON
Corresponding
error code
ON
Malfunction occurs during
cooling-mode commissioning
operation.
db
ON
15
ON
U9
ON
Malfunction occurs to outdoor
unit pipes or valves.
db
ON
15
ON
XXXX/U8
ON
System detects pipe failure of
indoor unit. XXXX means the
project number of faulty indoor
unit. 3s later, U8 will be
displayed. For instance, if
no.100 indoor unit has U8
error, then LED3 will display
circularly as below: 01(2s
later), 00(2s later), U8.
B. If system selects heating mode and water heating mode, the former part heating mode will
be displayed as below:
Commissioning
code
Progress code
Status code
Meaning
Progress
LED1
LED2
LED3
Code
Display
status
Code
Display
status
Code
Display
status
16_Manual charge
first heating, then
water heating
operation
db
ON
16
ON
AH
ON
System is in heating-mode
commissioning operation
(system automatically selects
the commissioning operation