Yamaha F400A 2022 - Assembling the Propeller Shaft Housing Assembly

8-23
Propeller shaft housing (regular rotation model)
Assembling the propeller shaft
housing assembly
• Use heat-resistant gloves. Otherwise,
burns could result.
• To prevent fires, remove any flammable
substances, such as gasoline and oil,
around the working area.
• Keep good ventilation while working.
1. Install:
• Tapered roller bearing (outer race)
a. Heat the installation area of the tapered
roller bearing outer race in the propeller
shaft housing “1” using a gas torch,
and then install a new tapered roller
bearing outer race “a”.
When heating the propeller shaft housing,
heat the entire installation area evenly. Oth-
erwise, the propeller shaft housing could
be damaged.
b. While holding the special service tools,
strike the tool to check that the tapered
roller bearing outer race is installed
properly.
TIP:
If a high-pitched metallic sound is produced
when the special service tool is struck, the
outer race is installed properly.
A
B
2. Install:
• Needle bearing “1”
• Circlip
TIP:
Face the bearing identification mark “a” on the
needle bearing toward the propeller.
New
a
1
GG
A. Worldwide
B. USA and Canada
Driver rod LL “1”
90890-06605
Bearing outer race attachment
“2”
90890-06621
Driver handle (large) “3”
YB-06071
Forward gear bearing installer “4”
YB-06276
1
2
3
4
New