- Incorrect Shear Blade Alignment
- Incorrect Shear Differential
- Worn / Damaged Blades
- Excessive Shear Spray
- Blades 'Wetting' Glass
- Cutting off-center
- Incorrectly adjusted Drop Guides
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- Realign New Blades Using
Alignment Jig and fit
- Adjust Differential
- Replace with New Aligned
Shear Blades
- Adjust spray timing
(Fit spray timing)
- Insufficient Shear Sprays
- Fit New Aligned Blades
- Adjust Drop Guides
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