Error Indication - Gree GMV-680WM/E-X Manuel D'utilisateur

GMV DC Inverter VRF

7 Error Indication

Inquiry method of malfunction display: combine division number and content number to
check the corresponding malfunction.
Indoor:
Error Code
L0 Malfunction of IDU
L1 Protection of indoor fan
Auxiliary heating protection
L2
L3 Water-full protection
Abnormal power supply for wired
L4
controller
L5 Freeze prevention protection
L7 No main IDU
L8 Power supply is insufficient
For single control over multiple units,
L9
number of IDU is inconsistent
For single control over multiple units,
LA
IDU series is inconsistent
LH Alarm due to bad air quality
LC IDU is not matching with outdoor unit
LL Malfunction of water flow switch
Rotation speed of EC DC water
LE
pump is abnormal
LF Malfunction of shunt valve setting
Setting of functional DIP switch code
LJ
is wrong
Zero-crossing malfunction of PG
LP
motor
Indoor unit's branch is not
LU inconsistent for one-to-more unit of
heat recovery system
Indoor PCB is poor
d1
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Content
63
Error Code
Malfunction of lower water
d2
temperature sensor of water tank
Malfunction of ambient temperature
d3
sensor
Malfunction of entry-tube
d4
temperature sensor
Malfunction of exit-tube temperature
d6
sensor
d7 Malfunction of humidity sensor
Malfunction of water temperature
d8
sensor
d9 Malfunction of jumper cap
dA Web address of IDU is abnormal
dH PCB of wired controller is abnormal
Setting capacity of DIP switch code
dC
is abnormal
Malfunction of air outlet temperature
dL
sensor
dE Malfunction of indoor CO
Malfunction of upper water
dF
temperature sensor of water tank
Malfunction of backwater
dJ
temperature sensor
Malfunction of inlet tube temperature
dP
sensor of generator
Malfunction of drainage pipe
dU
temperature sensor of generator
db Debugging status
Malfunction of solar power
dd
temperature sensor
dn Malfunction of swing parts
Content
sensor
2