Modern Predator - Page 62

62 20’ Predator
Problem Possible Cause Remedy
Clutch Slips Excessively Clutch linings badly worn or Repair clutch per maintenance
plates warped. section of manuals.
Too much power for clutch. Reduce ground speed and material
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Oil on facings. Replace facings.
Friction facings glazed. Clean with emery cloth.
Blade Wears Too Fast Cutting in sandy conditions. Increase cutting height.
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Valve not connected properly. Re-plumb valve.
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connected.
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normal)
Piston “O” ring worn Replace piston “O” ring.
Cylinder wall scored or pitted. Replace cylinder.
Wrong piston ring on piston. Use correct piston rings.
Not Cutting Clean Blades dull. Sharpen or replace blades.
Blade rotation incorrect. Use correct blade for carrier rotation
Carrier RPM too low. Use correct PTO speed and
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Cutter not level. Adjust machine.
Tires mashing down grass. Move tires out of cutter overlap
area. Minimum 60” inside tires.
Ground speed too fast. Reduce ground speed.
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Blades riding up due to blade Replace blade bolts.
bolt wear.
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Blades unable to cut that part of Slow ground speed of tractor but
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tractor tires. rpm. Move rear tires as wide as possible
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Dull Blades. Sharpen or replace blades.
Height of cutter lower at rear See Cutting Height Instructions.
or front.
OPERATION