DDK HFC3000II - 7-2. Abnormality Details;Causes and Recovery Methods

Chapter 7 Troubleshooting
PAGE 7－3
7-2. Abnormality Details/Causes and Recovery Methods
･ When an abnormality occurs, remove the cause and ensure safety before restarting
operation.
・If a critical error occurs in the Unit, the abnormal state number is not indicated and the
[CONTROL POWER LED] of the Unit lights up in red. Please contact us in this case.
Please contact us if the abnormal state signal cannot be canceled by the corresponding recovery
method or if there is a possibility of breakage or fault of the cable, tool, or Unit.
7-2-1. A.01: Torque Transducer Error
Indication
Description/Cause
Recovery Method
A.01-01
Zero Master Error
An error occurred in the ZERO
voltage check of the torque
transducer upon supply of control
power.
1. Inspect the tool cable.
2. Ensure that the tool is installed firmly.
3. Confirm the origin level, and CAL voltage.
4. Inspect the driving load of the end tool
(bracket, etc.) of the tool.
5. Confirm the core of the workpiece of the
tool.
6. Turn the control power OFF and then turn
ON the power again after waiting for at least
5 minutes.
7. Breakage or malfunction of the tool cable or
the tool may have occurred.
8. Replace the tool.
* If the socket is locked and generating torque
when “A.01-03: ZERO Check Error”
occurred, perform reverse operation to
loosen the socket or leave the socket alone
for a while and wait until the socket becomes
loose.
A.01-02
Cal Master Error
An error occurred in the CAL
voltage check of the torque
transducer upon supply of control
power.
A.01-03
Zero Check Error
An abnormality occurred in the
ZERO voltage check of the torque
transducer at the start of fastening.
A.01-04
Cal Check Error
An error occurred in the CAL
voltage check of the torque
transducer at the start of fastening
with the self-check being enabled.
A.01-05
Cal Judgment Error
An error occurred in the CAL
voltage check of the torque
transducer at the start of fastening
with the self-check being disabled.
A.01-06
Stared with Zero Error
The fastening operation was started
when an error occurred in the ZERO
voltage check of the torque
transducer upon supply of control
power.
A.01-07
Started with Cal Error
The fastening operation was started
when an error occurred in the CAL
voltage check of the torque
transducer upon supply of control
power.
7-2-2. A.02: Unused
This abnormal number is not used.
Caution
S0140185-H