INVT Goodrive18 Series Operation Manual page 112

Goodrive18 series two-in-one VFD
Fault code
Motor autotuning
tE
EEP EEPROM fault
PIDE PID feedback fault
Time reach of
END
factory setting
OL3 Electrical overload
PCE communication
Fault type
The motor capacity does
not comply with the VFD
capability;
The rated parameter of the
motor does not set
correctly;
fault
The offset between the
parameters from autotune
and the standard
parameter is huge;
Autotune overtime.
Error of controlling the write
and read of the
parameters;
Damage to EEPROM.
PID feedback offline;
PID feedback source
disappear.
The actual running time of
the VFD is above the
internal setting running
time.
The VFD will report
overload pre-alarm
according to the set value.
The keypad is not in good
connection or offline;
The keypad cable is too
Keypad
long and there is strong
interference;
error
Part of the communication
circuits of the keypad or
main board have fault.
Possible cause
-107-
Troubleshooting
Solutions
Change the VFD mode;
Set the rated parameter
according to the motor
name plate;
Empty the motor load;
Check the motor
connection and set the
parameter;
Check if the upper limit
frequency is above 2/3 of
the rated frequency.
Press STOP/RST to reset;
Change the main control
board.
Check the PID feedback
signal;
Check the PID feedback
source.
Ask for the supplier and
adjust the setting running
time.
Check the load and the
overload pre-alarm
threshold.
Check the keypad cable
and and ensure it is normal;
Check the environment and
eliminate the interference
source;
Change hardware and ask
for maintenance service.