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TROUBLESHOOTING
D SERIES CONTROLLER
TROUBLESHOOTING AND COMPONENT REPLACEMENT
1-134 August 9, 2005
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ERROR CODE E5018 Weld completion signal has not been detected.
Occurs when a weld complete signal is not received in the allowed time period.
Main causes include:
1. Defective weld gun, weld controller/timer, cable, etc.
2. Defective 1KA/1GW (1HW) boards, or harness, etc.
3. Defective interlock circuit.
4. Noise related malfunction.
⇒
Check gun, weld controller/timer, cable, etc. and repair/replace as necessary.
⇒
Check 1KA/1GW (1HW) boards and harness and replace as necessary.
⇒
Check for noise malfunction and shield integrity.
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ERROR CODE E5019 Weld fault signal is detected.
Main causes include:
1. Defective weld gun, weld controller/timer, cable, etc.
2. Defective 1KA/1GW (1HW) boards, harness, etc.
3. Defective interlock circuit.
4. Noise related malfunction.
⇒
Check gun, weld controller/timer, cable, etc. and repair/replace as necessary.
⇒
Check 1KA/1GW (1HW) boards and harness and replace as necessary.
⇒
Check for noise malfunction and shield integrity.
_____________________________________________________________________
ERROR CODE E5020 Retract pos. monitor error.
Occurs when the input signal for the retract operation of a 2-stroke retractable gun is not
received.
Main causes include:
1. Defective weld gun, weld controller/timer, cable, etc.
2. Defective 1KA/1GW (1HW) boards, harness, etc.
3. Defective interlock circuit.
4. Incorrect retract position input signal setting.
5. Noise related malfunction.
⇒
Check gun, weld controller/timer, cable, etc. and repair/replace as necessary.
⇒
Check 1KA/1GW (1HW) boards and harness and replace as necessary.
⇒
Ensure the retract position input signal setting is correct.
⇒
Check for noise malfunction and shield integrity.
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