Goodrive300-01A series VFD for air compressor Fault information and troubleshooting
-67-
standard parameter is
huge.
• Autotuning timeout.
parameter setup.
• Check whether upper limit
frequency is larger than 2/3
of the rated frequency.
• Error occurred to the
writing/reading of control
parameters.
• EEPROM damaged.
• Press STOP/RST to reset.
• Replace the main control
board.
PID feedback offline
fault
• PID feedback offline.
• PID feedback source
disappears
• Check PID feedback signal
wire.
• Check PID feedback source
The actual running time of the
VFD is larger than the
internally set time.
Ask supplier for help.
Adjust the set running time.
Electronic overload
fault
The VFD reports overload
pre-alarm according to the set
value.
Check the load and overload
pre-alarm threshold.
Keypad
communication fault
• Keypad wire is poorly
contacted or disconnected.
• Keypad wire is too long
and suffers strong
interference.
• Keypad or communication
circuit is faulty.
• Check the keypad wire and
confirm whether fault exists.
• Check the environment and
rule out interference
source.
• Replace the hardware, and
ask for maintenance
service.
• Keypad line is poorly
contacted or disconnected.
• Keypad wire is too long or
suffers strong interference.
• Keypad or mainboard
communication circuit is
faulty.
• Check the environment and
rule out the interference
source.
• Replace the hardware, ask
for maintenance service.
• Replace the hardware, ask
for maintenance service.
• Keypad line is poorly
contacted or disconnected.
• Keypad wire is too long or
suffers strong interference.
• Storage data in the keypad
is wrong.
• Check the environment and
rule out the interference
source.
• Replace the hardware, ask
for maintenance service.
• Re-copy the data in the
keypad.
• Check whether motor wiring