DDK HFC3000II, Instruction Manual

Page: 157 / 216

Chapter 7 Troubleshooting
PAGE 7
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7
A.08: Servo Amplifier Error (contd.)
Indication
Description/Cause Recovery Method
A.08-08
System Error
An error has occurred in the Unit.
Breaking or malfunction of the Unit may have
occurred.
A.08-10
Over load Error
The motor load rate exceeded 100%.
1. Check the workpiece.
2. Ensure that the duty cycle is within the
specified ranges.
3. Increase the set value of D-
No. 402 “1st
Speed” and D-No. 403 “2nd Speed” to
shorten the cycle time.
4. Increase the settings of D-
No. 104 “Ramp
Down Start Torque” and D-No. 109 “2nd
Torque.”
5. Make the interval to the next operation
longer.
A.08-11
Resolver Error
The Unit cannot recognize the
resolver.
1. Inspect the tool cable.
2. Breaking or malfunction of the tool cable or
the tool may have occurred.
A.08-12
System Error
An error has occurred in the Unit.
Breaking or malfunction of the Unit may have
occurred.
A.08-14
Motor Parameter Error
There is an error in the internal
parameters of the Unit.
A.08-15
System Error
An error has occurred in the Unit.
A.08-16
Drive Power Error
The drive power source is not
connected or the drive power was
turned OFF during the fastening
operation.
1. Inspect the drive power cable.
2. Ensure that the power source voltage of
the drive power source is 200 ~ 2
4
0V AC.
3. This may occur when an instantaneous
power failure occurs. Check the power
source capacity.
A.08-17
System Error
An error has occurred in the Unit.
Breakage or malfunction of the Unit may have
occurred.
A.08-20
Current Sensor Error
An error has occurred in the Unit.
Breakage or malfunction of the Unit may have
occurred.
S0140185-H