Goodrive18 series two-in-one VFD Troubleshooting
-108-
Fault code
Fault type
Possible cause
Solutions
UPE
Parameter upload
error
The keypad is not in good
connection or offline;
The keypad cable is too
long and there is strong
interference;
Part of the communication
circuits of the keypad or
main board have fault.
Check the environment and
eliminate the interference
source;
Change hardware and ask
for maintenance service;
Change hardware and ask
for maintenance service.
DNE
Parameter
download error
The keypad is not in good
connection or offline;
The keypad cable is too
long and there is strong
interference;
Data storage error in
keypad.
Check the environment and
eliminate the interference
source;
Change hardware and ask
for maintenance service;
Back up data in the keypad
again.
ETH1
To-ground
shortciruit fault 1
The output of the VFD is
short circuited with the
ground;
There is fault in the current
detection circuit;
There is a great difference
between the actual motor
power setting and the VFD
power.
Check if the connection of
the motor is normal or not;
Change the hall;
Change the main control
board;
Reset the correct motor
parameter;
Check whether motor
power parameters in P02
group is consistent with the
motor power actually used.
ETH2
To-ground
shortciruit fault 2
LL
Electronic
underload fault
The VFD will report the
underload pre-alarm
according to the set value.
Check the load and the
underload pre-alarm point.
LInCE
LIN communication
fault
LIN communication fault
time exceeds the timeout
time.
In crease the LIN
communication timeout
time P/F14.17 to a greater
value.
Change a new control
board.
Summary of Contents for GD18-004-4-2
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