Stencil Printing
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Assembly & Placement
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Reflow
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Wave Soldering
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Troubleshooter Home
Wave Soldering Defects
Pin/Blow Hole
Bulbous Joint
Cracked Joint
Lifted Component
Flux Residues
Incomplete Joint
Inconsistent or Poor
Hole Fill
Joint Contamination
Lifted Pads
Lifted Resist
Pad Contamination
Poor Solderability
or Wetting
Poor Penetration
Outgassing
Solder Ball/Balling
Solder Flags
Solder Shorts
Solder Skip
Sunken Joints
Solder mask
discoloration
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© 2007 Trafalgar Publications
Text and photos courtesy of Bob Willis