Gree GMV-S280W/A-X

GMV5 Home DC Inverter Multi VRF Units
218
mode with no need of manual
setting).
db
ON
16
ON
Corresponding
error code
ON
Malfunction occurs during
heating-mode commissioning
operation.
db
ON
16
ON
U9
ON
Malfunction occurs to outdoor
unit pipes or valves.
db
ON
16
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.
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
16_Manual charge
first heating, then
water heating
operation
db
ON
16
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
16
ON
Corresponding
error code
ON
Malfunction occurs during
heating-mode commissioning
operation.
db
ON
16
ON
U9
ON
Malfunction occurs to outdoor
unit pipes or valves.
db
ON
16
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.
Step 18: If no error occurs after the unit has continuously run for 40 minutes, system will
automatically confirm that commissioning is completed. The entire unit stops and resumes