Goodrive350-19 series VFD Troubleshooting
- 392 -
Fault
code
Fault type
Possible cause
Corrective measure
END
Running time is up
The actual running time of
the VFD is larger than the
set running time
Ask help from the supplier,
adjust the set running time
OL3
Electronic overload
fault
The VFD releases overload
pre-alarm based on the set
value
Check the load and overload
pre-alarm threshold
PCE
Keypad
communication fault
The keypad wire is poorly
contacted or disconnected;
The keypad wire is too long
and suffers strong
interference;
Circuit fault occurred to the
keypad or communication
part of the main board
Check the keypad wires to
confirm whether fault exists;
Check the surroundings to rule
out interference source;
Replace the hardware and ask
for maintenance service
UPE
Parameter upload
error
The keypad wire is poorly
contacted or disconnected;
The keypad wire is too long
and suffers strong
interference;
Circuit fault occurred to the
keypad or communication
part of the main board
Check the surroundings to rule
out interference source;
Replace the hardware and ask
for maintenance service;
Replace the hardware and ask
for maintenance service
DNE
Parameter download
error
The keypad wire is poorly
contacted or disconnected;
The keypad wire is too long
and suffers strong
interference;
Data storage error occurred
to the keypad
Check the surroundings to rule
out interference source;
Replace the hardware and ask
for maintenance service;
Re-backup keypad data
ETH1
To-ground short
circuit fault 1
VFD output is short
connected to the ground;
Current detection circuit is
Check whether motor wiring is
proper;
