Modern Predator - Trouble Shooting Guide

6120’ Predator
TROUBLE SHOOTING GUIDE
Problem Possible Cause Remedy
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bladeholder and blades
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If shaft is bent oil will normally
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free swinging.
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blade tip. Were both blades within 1 oz. Always replace both
changed at the same time? blades
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Blade carrier bent. Replace carrier.
Blade hub not properly 5HPRYHKXEFKHFNWDSHUHGVSOLQH
seated on shaft shaft, clean and replace.
New Blade or bolts matched Replace blades or bolts in sets
with worn blade or bolts.
Drivelines not phased correctly. Replace Drivelines.
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be in line.
Gearbox Overheating Low on lubricant. Fill to level plug.
Improper type lubricant. Replace with NLGI 000 lubricant.
Excessive trash build-up Remove trash.
around gear box
Bearing or gears set up improperly Consult your dealer.
Gearbox Noisy Rough gears. Run in or change gears.
Worn bearing. Replace bearing
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Bent shaft. Replace oil seal and shaft.
Shaft rough in oil seal area. Replace or repair shaft.
Oil seal installed wrong. Replace seal.
Oil seal not sealing in the housing. Replace seal or use a sealant
on OD of seal.
Oil level too high. Drain oil to proper level.
Sand hole in casting. Replace castings or gear box.
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Bolts loose. Tighten bolts.
OPERATION