Dyaco CT 900 LED, Service Manual

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8. Error Messages / Troubleshooting
4
5
18
7
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Overload: The motor drive
detects excessive drive output
current. The motor drive can
endure 150% of rated current
for 60 seconds.
1. Check if the motor is overloaded.
2. Decrease the setting value at Pr01-23 to increase the output capacity of
the motor drive.
Electronics thermal relay
protection:
Motor is overloaded.
1. Check if the motor is overloaded.
2. Check if the setting of Pr00-13 <Motor Rated Current> is appropriate.
3. Check the setting of Pr04-13~ Pr04-14 <Electronic thermal relay> is
appropriate.
4. Increase the capacity of the motor.
Motor is overloaded:
The A/C motor drive detects
excessive drive output current.
1. Check if the motor is overloaded.
2. Check if the setting of Pr04-15~ Pr04-17 <Torque detection level> is
appropriate.
Internal EEPROM cannot be
programmed.
Check the voltage of input power then restart the motor drive.
Internal EEPROM cannot be
programmed.
Check if the power board and control board inside the motor are properly
installed. Press RESET key and set up the parameters to factory setting.