Shenzhen Hpmont Technology Co., Ltd. Chapter 8 Troubleshooting and Maintenance
HD09-S Series User Manual V1.1 - 75 -
Fault Fault reasons Counter-measures
E0021
Access fault of
control board
EEPROM
• Memory circuit fault of control
board EEPROM
• Please contact the supplier for
repairing
E0022
Operation keypad
EEPROM read and
write problems
• The control keypad EEPROM
memory circuit has failed
• Replace the operator keypad
• Contact factory maintenance
E0023
Parameter setting
error
• The motor rated power is far from
the drive's rated power
• Improper motor parameter setting
• Select a motor that matches the drive
power
• Set the correct motor parameters
(F08.00 - F08.04)
E0024
External equipment
failure
• Fault terminal of external
equipment operates
• Please check external equipment
E0028
SCI communication
time-out
• Connection fault of communication
cable
• Disconnected or not well
connected
• Please check the connection
E0029
SCI communication
error
• Connection fault of communication
cable
• Disconnected or not well
connected
• Communication setting error
• Communication data error
• Please check the connection
• Please check the connection
• Please correctly set the
communication format (F17.00), and
the baud rate (F17.01)
Note:
E0022 does not affect the inverter's normal operation.