Yamaha F225F, Service Manual

Page: 452 / 576

8-73
LOWR
Lower unit
Removing the propeller shaft
housing assembly
1. Remove the water pipe, cover, propeller
shaft housing ring nut, and claw washer.
See steps 1–5 in “Removing the propel-
ler shaft housing assembly” (8-16).
2. Remove the propeller shaft housing
assembly, key, and forward gear shims.
Disassembling 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. Remove the dog clutch. See “Disassem-
bling the propeller shaft assembly” (8-
17).
2. Remove the rubber seal
a
and O-ring
b
.
3. Heat the installation area of the taper
roller bearing outer race in the propeller
shaft housing
c
using a gas torch, and
then remove the forward gear
d
.
NOTICE: When heating the propeller
shaft housing, heat the entire
installation area evenly. Otherwise,
the propeller shaft housing could be
damaged.
4. Remove the propeller shaft
e
, thrust
bearing
f
, and propeller shaft shims
g
.
5. Remove the oil seals and needle
bearing. See step 2 in “Disassembling
the propeller shaft housing assembly” (8-
17)
Disassembling the forward gear
1. Remove the taper roller bearing
a
and
thrust washer
b
.
Slide hammer
a
: 90890-06531
Puller head
b
: 90890-06514
a
b
a
b
c
d
f
g
e