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Problem
Gearbox Leaking
Clutch Slips
Excessively
Uneven Cut
Uncut Material
GX-130 04/23
© 2023 Alamo Group Inc.
OPERATION
Possible Cause
Damaged oil seal.
Bent shaft.
Shaft rough in oil seal area.
Oil seal installed wrong.
Oil seal not sealing in the housing on
the OD of the seal.
Oil level too high.
Sand hole in casting.
Gasket damaged.
Bolts loose.
Clutch linings badly worn or plates
warped.
Too much power for clutch.
Oil on facings.
Friction facings glazed.
Excessive ground speed.
Blades worn, dull or bent.
Mower not level side to side.
Improper height adjustment.
Low tractor tire pressure on one side.
Turning too fast.
Tractor tires push grass down.
Damaged mower pan.
Excessive ground speed.
RPM too low.
Improper blade for direction of cut.
Operation Section 4-52
Remedy
Replace seal.
Replace oil seal and shaft.
Replace or repair shaft.
Replace seal.
Replace seal or use sealant.
Drain oil to proper level.
Replace castings or gearbox.
Replace gasket.
Tighten bolts.
Repair clutch per maintenance section of
manuals.
Reduce ground speed and material intake.
Replace facings.
Clean with emery cloth.
Reduce ground speed.
Replace blades. (Refer to Maintenance
Section)
Adjust level. (Refer to Assembly Section)
Adjust mower height. (Refer to Assembly
Section)
Adjust tire pressure. (Refer to Tractor
Owner's Manual)
Reduce ground speed when turning.
Adjust tractor wheel spacing. (Refer to
Operation Section).
Repair or replace as necessary.
Reduce ground speed.
Use full PTO speed. (Refer to tractor's
Operation Manual)
Install blades so rotation is correct.
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