Yamaha F350B - Page 482

10-18
General periodic maintenance
e. After the gear oil has been drained, check
the used oil. Pressure test the lower case
and inspect the oil seal for damage if the oil
is milky. See “Bleeding the PTT unit” (9-
32).
3. Fill:
• Gear oil
a. Place the outboard motor in an upright po-
sition.
b. Insert the gear oil pump into the drain hole,
and then fill the lower unit slowly with gear
oil until oil flows out of the check hole and
no air bubbles are visible.
c. Install a new gasket “1” and the oil level
plug “2”.
d. Remove the gear oil pump, and then install
a new gasket “1” and the drain screw “2”.
TIP:
Before installing the magnetic drain screw,
make sure to remove all metal particles.
4. Install:
• Water inlet cover “1”, “2”
2
3
5
1
4
1
2
Gear oil quantity
0.885 L (0.935 US qt, 0.779
Imp.qt) (FL350BST, LF350SA)
0.925 L (0.978 US qt, 0.814
Imp.qt) (F350BST, F350SA)
Oil level plug “2”
7 N·m (0.7 kgf·m, 5.2 lb·ft)
Drain screw “2”
7 N·m (0.7 kgf·m, 5.2 lb·ft)
Water inlet cover screw “3”
2.0 N·m (0.20 kgf·m, 1.5 lb·ft)
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