Yamaha F400A 2022 - Disassembling the Forward Gear; Checking the Propeller Shaft

Propeller shaft housing (counter rotation model)
8-50
A
B
4. Remove:
•Oil seals
•Circlip
• Needle bearing
See “Disassembling the propeller shaft
housing assembly” (8-20).
Disassembling the forward gear
1. Remove:
• Tapered roller bearing “1”
• Thrust washer “2”
A
B
Checking the propeller shaft
1. Check:
• Propeller shaft
Damaged/worn → Replace.
2. Measure:
• Propeller shaft runout
Above specification → Replace.
A. Worldwide
B. USA and Canada
Driver rod L3 “1”
90890-06652
Needle bearing attachment “2”
90890-06616
Driver handle (small) “3”
YB-06229
Oil seal installer “4”
YB-06023
Bearing splitter plate “5”
(commercially available)
1
2
a
5
5
a
2
1
3
4
5
a
5
a
4
3
A. Worldwide
B. USA and Canada
Ball bearing attachment “3”
90890-06630
Forward gear needle bearing in-
staller “4”
YB-06261
Bearing splitter plate “5”
(commercially available)
1
3
5
1
2
3
5
1
4
5
1
2
4
5