BK8053-000107 Rev A.01
FineLine 300HD Plasma System
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6.4 Consumable Inspection
When the cut quality is not satisfactory, use the following guidelines for determining
which consumable parts need to be changed. Inspect all parts for dirt, debris, and
excess o-ring lubricant and clean as necessary.
Part
Inspect For
Corrective Action
Outer Cap
Dents, cracks
Replace outer cap.
Shield Cap
Center hole out of round
Dents, Scratches
Dry o-ring
Damaged o-ring
Replace shield cap.
Replace shield cap.
Apply a thin film of o-ring lubricant.
Replace shield cap.
Retaining Cap
Center hole out of round
Dents, cracks
Replace retaining cap.
Replace retaining cap.
Nozzle
Center hole out of round
Erosion or arcing
Dry o-rings
Damaged o-rings
Replace nozzle.
Replace nozzle.
Apply a thin film of o-ring lubricant.
Replace nozzle.
Swirl Ring
or
Damage
Clogged holes
Dry o-rings
Damaged o-rings
Replace swirl ring.
Blow out with compressed air. Replace swirl
ring if clogs can’t be removed.
Apply a thin film of o-ring lubricant.
Replace swirl ring.
Electrode
Pit depth
Erosion or arcing
Dry o-rings
Damaged o-rings
Replace electrode if center pit depth is greater
than: 0.040” (1mm) for 30A, 80A
0.060” (1.5mm) for 140A, 200A, 300A.
Replace electrode.
Apply a thin film of o-ring lubricant.
Replace electrode.