Power Unit; Checking The Engine Oil; Replacing The Engine Oil - Yamaha FT50C Service Manual

Power unit

Checking the engine oil

1. Place the outboard motor in an upright
position.
2. Remove the engine oil dipstick, wipe it
clean, and then insert it back into the oil
filler hole.
3. Remove the dipstick again to check the
oil level and the oil for discoloration, and
its viscosity.
NOTE:
• Replace the oil if it appears milky or black.
• If the engine oil is above the maximum level
mark a, drain sufficient oil until the level is
between a and b.
• If the engine oil is below the minimum level
mark b, add sufficient oil until the level is
between a and b.

Replacing the engine oil

1. Remove the engine oil dipstick and oil
filler cap 1.
62Y5A11
Top cowling / Fuel system / Power unit
2. Place a drain pan under the drain hole,
3
and then remove the drain bolt 2 and let
the oil drain completely.
NOTE:
To extract and change the oil through the dip-
stick hole a, you can use an oil changer 3
like the one shown in the illustration.
3. Place a rag under the oil filter, and then
remove the filter.
1
S62Y3070
NOTE:
Be sure to clean up any oil spills.
Oil filter wrench: 90890-01426
1
2
S62Y3080K
3
4
5
6
7
8
S62Y3100
9
3-4