Lower Unit; Checking The Gear Oil Level; Changing The Gear Oil; Checking The Lower Unit For Air Leakage - Yamaha E60HWD Service Manual

Lower unit

Checking the gear oil level

1 Fully tilt the outboard motor down.
2. Remove the check screw 1, and then
check the gear oil level in the lower case.
Recommended gear oil:
Hypoid gear oil
API: GL-4
SAE: 90

Changing the gear oil

1. Fully tilt the outboard motor up.
2. Place a drain pan under the drain screw
1, remove the drain screw, then the
check screw 2 and let the oil drain com-
pletely.
3. Check the oil for metal and discoloration,
and its viscosity. Check the internal parts
of the lower case if necessary.
4. Insert a gear oil tube or gear oil pump into
the drain hole and slowly fill the gear oil
until oil flows out of the check hole and no
air bubbles are visible.
69D5G11
1
69D10055
2
1
69D30140
Control system/Bracket/Lower unit
Recommended gear oil:
Hypoid gear oil
API: GL-4
SAE: 90
Oil quantity:
610 cm 3
(20.62 US oz, 21.51 Imp oz)
Check and drain screw:
9 N·m (0.9 kgf·m, 6.6 ft·lb)
Checking the lower unit for air leak-
age
cC
Do not over pressurize the lower unit, oth-
erwise the oil seals may be damaged.
1. Remove the check screw 1, and then
install the special service tool.
Leakage tester: 90890-06840
1
2
69D10050
3
4
5
6
1
7
8
69D30145
9
3-12