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20
Gearbox leaking
Damaged oil seal
Replace seal
Bent shaft
Replace oil seal and shaft
Shaft rough in oil seal area
Replace or repair shaft
Oil seal installed incorrectly
Replace seal
Oil seal not sealing in the housing
Replace seal or use a sealant on outside diameter
of seal
Oil level too high
Drain oil to proper level
Hole in gearbox
Replace the gearbox
Gasket damaged
Replace gasket
Bolts loose
Tighten bolts