Cause: Electrode Faces Not Parallel
Electrode faces not parallel to workpiece after tips have been closed.
Description
Line joining center points of contact areas is not perpendicular to workpiece.
Detection
A nonparallel electrode face condition may be detected through one or more of the following symptoms:
- Excessive indentation
- Expulsion/burn through
- Non-round weld
- Poor Class A appearance
- Sheet metal distortion
- Sticking/stuck tips
- Undersized weld
- Uneven indentation
- Visible nonparallelism of faces when the gun/fixture is closed
Significance
Quality, Workplace Issues, Cost, Downtime, Maintenance, Throughput (cycle time; PPH), are all potentially affected by this condition.
Subordinate Causes
