INSP
LOWER UNIT
ADJ
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Lower unit leakage check
NOTE:
Do not overpressurize the lower unit since
excessive pressure may cause the air to
leak out.
3-8
3. Replace:
Gear oil
Replacement steps:
Tilt up the outboard slightly.
Place a container under the gear oil
drain screw 1.
Remove the drain screw, the check
screw 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 from the check hole.
Recommended gear oil:
Selva Outboard Motor Gearbox Oil
API GL-5, SAE 90
Total amount:
3
320 cm
(10.8 US oz, 11.3 Imp oz)
Install the check screw and then the
drain screw.
1. Check:
Pressure
Pressure drops → Inspect the seals
and components.
Checking steps:
Connect the pressure tester to the gear
oil level check hole.
Pressure tester:
90890-06762
Apply the specified pressure.
Pressure:
100 kPa (1.0 kg/cm
Check that the lower unit holds the
specified pressure for ten seconds.
E
2
, 14.2 psi)