Lower Unit; Gear Oil - Yamaha F15A Service Manual

INSP
ADJ

LOWER UNIT

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q
601021
601022
LOWER UNIT

Gear oil

1. Check:
9 Gear oil
Milky oil → Replace the oil seal.
Slag oil → Check the gear, bearing and
dog.
2. Check:
9 Gear oil level
Level is low → Add oil to the proper
level.
3. Replace:
9 Gear oil
Replacement steps:
8 Tilt up the outboard motor slightly.
8 Place a container under the drain plug
1.
8 Remove the drain plug, the oil level
plug 2, and then drain the gear oil.
8 Place the outboard in an upright posi-
tion.
8 Add gear oil through the drain hole
until it overflows at the oil level check-
ing hole.
Recommended gear oil:
GEAR CASE LUBE (USA) or
Hypoid gear oil, SAE 90
Gear oil capacity:
F15A, F9.9C:
250 cm
(8.45 US oz, 8.80 Imp oz)
FT9.9D:
320 cm
(10.81 US oz, 11.27 Imp oz)
8 Install the oil level plug and then the
drain plug.
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