Yamaha F350B - Checking the Dog Clutch; Checking the Propeller Shaft; Checking the Propeller Shaft Housing; Checking the Reverse Gear

8-20
Propeller shaft housing (regular rotation model)
2. Remove:
• Tapered roller bearing outer race “1”
a. Heat the installation area of the tapered
roller bearing outer race in the propeller
shaft housing “2” using a gas torch, and
then remove the tapered roller bearing out-
er race “1”.
When heating the propeller shaft housing,
heat the entire installation area evenly. Oth-
erwise, the propeller shaft housing could
be damaged.
Checking the propeller shaft
1. Check:
• Propeller shaft
Damaged/worn  Replace.
2. Measure:
• Propeller shaft runout
Above specification  Replace.
Checking the dog clutch
1. Check:
• Dog clutch
• Shift plunger
• Cross pin
•Spring
•Ball
• Slider
Cracked/worn  Replace.
Checking the propeller shaft housing
1. Check:
• Propeller shaft housing
Cracked/damaged  Replace.
Checking the reverse gear
1. Check:
• Teeth and dogs of the reverse gear
Cracked/worn  Replace.
A. Worldwide
B. USA and Canada
Driver rod L3 “4”
90890-06652
Needle bearing attachment “5”
90890-06611
Driver handle (large) “6”
YB-06071
Driveshaft bearing installer “7”
YB-06155
6
7
7
6
3
B
3
1
2
2
1
Runout
0.02 mm (0.0008 in) (F350BST,
F350SA)