Right Hand Rotation Unit: 3A-13
Gears / Bearing
• Inspect forward, reverse and pinion gear teeth and
engaging dogs.
Replace gears if damaged worn or other abnormal
conditions are noted.
• Inspect propeller shaft forward bearing, forward gear
bearing.
Replace bearing if pitted, noisy, rough or other
abnormal conditions are noted.
Propeller Shaft Components
• Inspect connector pin. Replace if worn, damaged or
other abnormal conditions are noted.
• Inspect detent balls. Replace if wear, damage or other
abnormal conditions are noted.
• Inspect clutch dog shifter. Replace if chipped, worn,
damaged or other abnormal conditions are noted.
• Inspect dog pin. Replace if bent, worn or other
abnormal conditions are noted.
• Inspect propeller shaft / splines. Replace if worn,
twisted, damaged or other abnormal conditions are
noted.
• Check detent spring by measuring its free length. If
free length is not within specifications, replace detent
spring.
Detent spring free length “a”
Standard: 24.8 mm (0.98 in.)
Service limit: 24 mm (0.94 in.)
I9J011310058-01
I9J011310059-01
I9J011310060-01
I9J011310061-01
“a”
I9J011310062-01
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