Gear Oil; Lower Unit - Yamaha F100A Service Manual

INSP
ADJ
POWER TRIM AND TILT (PTT) SYSTEM/

LOWER UNIT

3. Install:
Reservoir plug
Reservoir plug:
7 Nm (0.7 m • kg, 5.1 ft • lb)
LOWER UNIT

Gear oil

1. Check:
Gear oil
Milky oil → Replace the oil seal.
Refer to "Lower unit leakage check".
Slag oil → Check the gear, bearing,
and dog.
2. Check:
Gear oil level
Low → Add oil to the proper level.
3. Replace:
Gear oil
Replacement steps:
Tilt up the outboard slightly.
Place a container under the drain
plug 1.
Remove the drain plug, the oil level
plug 2 and then drain the gear oil.
Place the outboard in an upright posi-
tion.
Add gear oil through the drain hole
until it overflows at the oil level hole.
Recommended gear oil:
GEAR CASE LUBE (USA) or
Hypoid gear oil, SAE 90/
API GL-4
Total amount:
670 cm
(22.6 US oz, 23.6 Imp oz)
Install the oil level plug and then the
drain plug.
Oil level plug and drain plug:
7 Nm (0.7 m • kg, 5.1 ft • lb)
3-14
3
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